101 to 125 of 173 Client/Server Jobs in England

Backend Software Engineer / Developer (Java Low Latency OMS EMS) WFH to £100k Are you a skilled Backend Software Engineer with strong Java skills and low latency trading systems experience? You could be progressing your career at a global market data and trading platform provider for Cryptocurrency markets. As a Backend Software Engineer you will develop, test and maintain … day, collaborating with cross-functional teams to design systems that meet business and regulatory requirements. You'll seek to continuously improve system performance and scalability, implement automated testing, CI / CD pipelines and document system workflows, architecture and design decisions. Location / WFH: You can work from home from anywhere in the UK on a fulltime basis … with some flexibility around start / finish times - please note: you must have the right to work in the UK and be UK based. About you: You have strong Java development experience including concurrency, garbage collection, low level performance optimisation, data structures and memory efficient design patterns You have experience with low latency systems, particularly OMS (Order Management Systems More ❯

Platform Engineer (Kubernetes K8S Cloud) Reigate / WFH to £85k Are you a technologist Platform Engineer with Kubernetes expertise? You could be progressing your career working on complex and technically challenging systems with continual learning opportunities a global FinTech. As a Platform Engineer you'll join a small team responsible for delivering and managing business critical services that are … gather requirements, address concerns and provide updates on projects and systems status and with engineering, support and operations teams to help upskill them, supporting knowledge transfer via documentation. Location / WFH: There's a hybrid work from model, you can work from most of the week, meeting up with colleagues in Reigate 1-2 days a week in modern … open plan offices within a five minute walk of the station; there's a smart casual dress code, onsite restaurant and a good work / life balance. About you: You have strong Platform Engineering or DevOps experience, ideally within a SaaS environment You have an indepth knowledge of Kubernetes with hands on experience of deploying at scale You have More ❯

Staff Software Engineer / Developer (Kotlin AWS React) Hybrid WFH to £110k Would you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge University educated management consultants, that is aiming to improve patient and social care … ll be hands-on with architecture, design and coding, including complex business logic, authentication and security aspects, working across the full tech stack to create the beta product. Location / WFH: You can work from home most of the time, the company has office space in London you'll join them there once every three weeks, and also occasionally … package Impactful role with excellent progression opportunities Opportunity to work on tech for good to positively benefits society Apply now to find out more about this Staff Software Engineer / Developer (Kotlin AWS React) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. More ❯

Staff Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £110k Would you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge University educated management consultants, that is aiming to improve patient and social … ll be hands-on with architecture, design and coding, including complex business logic, authentication and security aspects, working across the full tech stack to create the beta product. Location / WFH: You can work from home most of the time, the company has office space in London you'll join them there once every three weeks, and also occasionally … package Impactful role with excellent progression opportunities Opportunity to work on tech for good to positively benefits society Apply now to find out more about this Staff Software Engineer / Developer (Kotlin AWS React) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. More ❯

Senior JavaScript Engineer / Developer (Vue.js API) London to £100k Do you have expertise with JavaScript? You could be progressing your career in a senior, hands-on Senior JavaScript Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon … for the job as well as own your own DevOps and deployment. There's an emphasis on getting stuff done and immediate business impact, alongside longer term strategy. Location / WFH: There's a hybrid work from home model with three days a week in the Hammersmith office and the other two work from home. When in the office … and technologies You enjoy learning and picking up new things You're flexible and able to adapt to changing priorities You have full software development lifecycle experience including CI / CD and testing You're collaborative with Agile team experience, happy to mentor more junior developers You're likely to be degree educated in Computer Science or similar tech More ❯

Full Stack Developer / Engineer (JavaScript Vue.js Python) London to £100k Do you enjoy working with a range of programming languages? You could be progressing your career in a senior, hands-on Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining … for the job as well as own your own DevOps and deployment. There's an emphasis on getting stuff done and immediate business impact, alongside longer term strategy. Location / WFH: There's a hybrid work from home model with three days a week in the Hammersmith office and the other two work from home. When in the office … and free breakfast. About you: You have strong full stack JavaScript development skills and are happy to work on projects that could be weighted either way or a 50 / 50 split You have experience with JavaScript frameworks they use Vue.js but Angular or React experience is fine, you will also have experience with Python, Node.js and TypeScript You More ❯

Kotlin , C++ , and Postgres , supporting millions of user endpoints and running as a scalable cloud service in AWS . Knowing large-scale datastore bottlenecks, asynchronous application design and client-server architecture will help you. What you'll be doing Diagnose and resolve complex application and infrastructure issues Participate in our 24x7 on-call rotation, SCRUM, and … and infrastructure Other duties as needed About You 5+ years' experience in Site Reliability Engineer roles Expert+ level Linux administration, scripting, and troubleshooting Demonstrable knowledge of Observability tools (Prometheus / Grafana, New Relic, Splunk, DataDog) Comprehensive experience with AWS (Amazon Web Services) and its core capabilities (VPC, EC2, ECS, Route53, Fargate, ALB / NLB distributions, etc) Extensive experience … but also including Terraform, Helm and Ansible. CDK a plus. Good understanding of containers, Fargate, Kubernetes, and overall distributed microservice architectures Passionate about automation, security, and self-service environments / portals Hands-on experience with CI / CD and SDLC (Software Development Life Cycle) processes Effective communication skills, both verbal and written. About Us NinjaOne automates the hardest More ❯

Golang Software Engineer (Junior / Senior / Lead Opportunities) Are you a Software Developer looking to make that move forward in your career and work in a large-scale environment with a team of go-getters? This team is passionate about technology and are currently working in a highly collaborative way. The bar is set very high for … formatting, linting, testing and benchmarking. First-class error handling. High performance concurrency. Skills Server side development Exposure to functional programming. Experience of distributed systems. Complex event process / continuous query languages. Client / server development experience. Ability to problem solve. Excellent communication and team working skills. Strong academic background, ideally with a … BSc / MSc IT related degree or relevant industry experience. More ❯

Systems Administrator (Windows PowerShell) Godalming / WFH to £50k Do you have a strong knowledge of Windows Server? You could be progressing your career in a hands-on role at a successful software house. As a Systems Administrator you'll be an integral part of a small team responsible for the company's technical infrastructure. You'll … assist with security maintenance for ISO27001, develop the existing disaster recovery procedures, write environment documentation (including network diagrams, procedures and Scripts) troubleshoot performance issues and investigate customer issues. Location / WFH: You can work from home most of the time, meeting up with colleagues once a week in the Godalming office (free onsite parking). Please note there is … an on-call requirement of one week in four, providing 24 / 7 cover (you'll get an additional 7% of your base salary pro-rata). About you: You have experience as a Windows Systems Administrator, with a strong knowledge of Windows Server 2019-22 and ideally also Windows IIS You have a strong knowledge of More ❯

Windows Systems Administrator (IIS) Godalming / WFH to £50k Do you have a strong knowledge of Windows Server? You could be progressing your career in a hands-on role at a successful software house.As a Windows Systems Administrator you'll be an integral part of a small team responsible for the company's technical infrastructure. You'll … assist with security maintenance for ISO27001, develop the existing disaster recovery procedures, write environment documentation (including network diagrams, procedures and Scripts) troubleshoot performance issues and investigate customer issues. Location / WFH: You can work from home most of the time, meeting up with colleagues once a week in the Godalming office (free onsite parking). Please note there is … a on-call requirement of one week in four, providing 24 / 7 cover (you'll get an additional 7% of your base salary pro-rata). About you: You have experience as a Windows Systems Administrator, with a strong knowledge of Windows Server 2019-22 and Windows IIS You have a strong knowledge of backup, recovery More ❯

Lead Backend Software Engineer / Developer (Java Kafka SpringBoot) London / WFH to £120k Are you a skilled Backend Software Engineer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Backend Software Engineer position at a scale-up technology company with a successful … integrate backend services with Identity and Access control frameworks such as Keycloak, apply observability best practices and contribute to system architecture and codebase quality through reviews and mentoring. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a week. About you: You have significant experience as a … have a strong understanding of system-level concerns: observability, availability, resilience You have experience working within security-conscious, regulated, or mission-critical domains You are proficient working with CI / CD pipelines, Infrastructure-as-Code principles and containerised environments Please note : You must have SC Clearance (or ability to achieve it - i.e. you must be a British citizen with More ❯

Lead Java Developer / Software Engineer (Java Kafka Spring Boot) London / WFH to £120k Are you a skilled Java Developer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Java Developer position at a scale-up technology company with a successful workforce … integrate backend services with Identity and Access control frameworks such as Keycloak, apply observability best practices and contribute to system architecture and codebase quality through reviews and mentoring. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a week. About you: You have significant experience as a … have a strong understanding of system-level concerns: observability, availability, resilience You have experience working within security-conscious, regulated, or mission-critical domains You are proficient working with CI / CD pipelines, Infrastructure-as-Code principles and containerised environments Please note : You must have SC Clearance (or ability to achieve it - i.e. you must be a British citizen with More ❯

be involved in the evolution of bespoke applications, this could be a great fit. Responsibilities: Provide day to day support for bespoke business applications (e.g. SQL-based, Sage, client-server systems) Respond to user queries, troubleshoot application issues and escalate where needed Liaise with developers to help implement bug fixes and minor enhancements Document support procedures … minimal user disruption Requirements: 3-5 years of experience in a technical support role such as application support, IT helpdesk, or infrastructure Familiarity with how web applications and client-server models function Confident communicator with the ability to support users of varying technical skill Practical problem-solving skills and a keen eye for spotting recurring issues … + bank holidays, pension, and professional development support We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion / belief, sexual orientation or age. More ❯

Senior Developer / Engineer (React TypeScript) London to £80k Are you a skilled Software Developer with strong React and TypeScript skills combined with a good appreciation of financial markets and technology You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for the past 10 years and has ambitious growth … of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. Location / WFH: You'll join the team in Central London three days a week with flexibility to work from home the other two days. About you: You have a strong … backend systems You're degree educated, having achieved a 2.1 or above in Computer Science or similar technical discipline What's in it for you: As a Senior Developer / Engineer (React TypeScript) you will receive a comprehensive package including: Salary to £80k Private Medical Healthcare including Dental and Vision cover Pension Share Option scheme Employee Wellness Programme Summer More ❯

Senior Java Developer / Software Engineer London / WFH to £130k Are you a Java technologist who enjoys building systems from scratch? You could be progressing your career, in a senior, impactful role at a global prime broker that is replacing the legacy infrastructure used across capital markets with a new cloud-native clearing and custody system, designed … new features and coordinating with other developers with the goal of writing software as one. You'll be empowered to implement the latest tech and seek continual improvement. Location / WFH: You'll join a small, highly talented and collaborative team in the London, City office three days a week with flexibility to work from home the other two. … backend Java development skills including Spring, Spring Boot, microservices You take in pride in producing clean, high quality code You also have an appreciation of UI development with TypeScript / React You are collaborative and pragmatic, able to take ownership and work with others You have experience across the full development lifecycle Ideally you will have experience within a More ❯

Front End Technical Lead (JavaScript Angular 18 SaaS) Reigate / WFH to £120k Are you a senior Front End Engineer with strong JavaScript skills combined with technical leadership experience? You could be progressing your career in a hands-on leadership role at a global FinTech with flexible working and a range of perks and benefits including continual professional development. … Front End Developer in the UK working on a new AI driven product suite in collaboration with the team in Canada. You'll design and develop engaging front ends / UIs for SaaS solutions working with modern Angular within a C# Azure environment on Greenfield . Collaborating with the Product Manager you will help to define, refine and deliver … to ensure consistency. You'll also participate in the UX guild on best practice and as the product expands, helping to grow the UK team for this area. Location / WFH: There's a flexible work from home hybrid model, you'll join colleagues in the Reigate office twice a week for team meet-ups and stakeholder meetings with More ❯

Senior Front End Developer / Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for the past … of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. Location / WFH: You'll join the team in Central London three days a week with flexibility to work from home the other two days. About you: You have a strong … and Vision cover Pension Share Option scheme Employee Wellness Programme Summer time hours £2k personalised training budget Apply now to find out more about this Senior Front End Developer / Engineer (React TypeScript Data Visualisation) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually More ❯

class education combined with Data Engineering skills? You could be progressing your career at a start-up Investment Management firm that have secure backing, an established Hedge Fund client as a partner and massive growth potential. As a Graduate Data Engineer you'll join a graduate trainee scheme, initially you'll get to grips with intensive training for … working with your own clients to provide them the data services they need. You'll gain exposure to a wide range of technology, primarily using Python and SQL. Location / WFH: You'll join colleagues in brand new Central Newcastle offices on a full-time basis (Monday to Friday), working hours 0900-1800 with some flexibility. The offices are … onsite showers available!). About you: You have an academic record of achievement, minimum 2.1 at BSc from a Russel Group university, Mathematics, Physics, Computer Science or similar technical / scientific discipline, backed by minimum A A A grades at A-level You have commercial Data Engineering experience working with technologies such as SQL, Apache Spark and Python including More ❯

Senior Front End Developer / Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for the past … of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. Location / WFH: You'll join the team in Central London three days a week with flexibility to work from home the other two days. About you: You have a strong … and Vision cover Pension Share Option scheme Employee Wellness Programme Summer time hours £2k personalised training budget Apply now to find out more about this Senior Front End Developer / Engineer (React TypeScript Data Visualisation) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually More ❯

Senior React Developer / Front End Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for the past … of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. Location / WFH: You'll join the team in Central London three days a week with flexibility to work from home the other two days. About you: You have a strong … Dental and Vision cover Pension Share Option scheme Employee Wellness Programme Summer time hours £2k personalised training budget Apply now to find out more about this Senior React Developer / Front End Engineer (React TypeScript Data Visualisation) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths More ❯

Solutions Architect London / WFH to £115k Are you a skilled Solutions Architect with a strong knowledge of Insurance markets seeking an opportunity to progress your career? You could be joining a global technology consultancy with a range of Insurance clients, in a senior, hands-on role. As a Solutions Architect you will help clients to solve a wide … ensuring they get the most of out of technology solutions to enhance business capabilities. You'll be a pivotal member of the team in an outcome orientated role. Location / WFH: There's a hybrid work from home model with 2-3 days a week in the London, City office. About you: You have strong experience as a Solutions … Architect with a range of skills including modern solution design, target operating models, solution estimation and planning or architecture governance You have strong experience with Guidewire and / or Verisk You have public cloud experience, ideally multi-cloud, AWS, Azure, GCP You have a good understanding of security concepts such as IAM and Offensive Security You have a strong More ❯

Solution Architect (Guidewire) London / WFH to £115k Are you a skilled Solutions Architect with a strong knowledge of Insurance markets seeking an opportunity to progress your career? You could be joining a global technology consultancy with a range of Insurance clients, in a senior, hands-on role. As a Solution Architect you will help clients to solve a … ensuring they get the most of out of technology solutions to enhance business capabilities. You'll be a pivotal member of the team in an outcome orientated role. Location / WFH: There's a hybrid work from home model with 2-3 days a week in the London, City office. About you: You have strong experience as a Solution … Architect with a range of skills including modern solution design, target operating models, solution estimation and planning or architecture governance You have strong experience with Guidewire and / or Verisk You have public cloud experience, ideally multi-cloud, AWS, Azure, GCP You have a good understanding of security concepts such as IAM and Offensive Security You have a strong More ❯

Solutions Architect London / WFH to £115k Are you a skilled Solutions Architect with a strong knowledge of Insurance markets seeking an opportunity to progress your career? You could be joining a global technology consultancy with a range of Insurance clients, in a senior, hands-on role. As a Solutions Architect you will help clients to solve a wide … ensuring they get the most of out of technology solutions to enhance business capabilities. You'll be a pivotal member of the team in an outcome orientated role. Location / WFH: There's a hybrid work from home model with 2-3 days a week in the London, City office. About you: You have strong experience as a Solutions … Architect with a range of skills including modern solution design, target operating models, solution estimation and planning or architecture governance You have strong experience with Guidewire and / or Verisk You have public cloud experience, ideally multi-cloud, AWS, Azure, GCP You have a good understanding of security concepts such as IAM and Offensive Security You have a strong More ❯

will have a large variety of work, as well as the freedom to develop creative solutions to the problems you come across. Responsibilities Job Seniority: Junior -> Experienced -> Senior -> Principal / Lead Work as a key member of the software engineering team to design and implement game systems & project features Collaborate with the Lead Software Engineering to conceive and maintain … the technology that makes free-to-play games successful Experience in multiple areas of game development technology Unity and Node.js experience is a bonus Experience with client / server technologies is beneficial, as well as with networking, database engines, and server infrastructure Experience with running a live product, regular update releases, and development More ❯

Data Engineer (Python Spark ETL) London / WFH to £90k Are you a tech savvy Data Engineer keen to make an impact, delivering Greenfield systems You could be progressing your career at a successful and growing Cyber Security Risk Management tech company that specialises in solutions for SME's, working on complex and interesting systems at the cutting edge … you'll be at the heart of the technology function to drive optimisations and develop new capabilities that maximise the value of the company's accumulated data sets. Location / WFH: There's a hybrid work from home policy with three days in the London office per week. About you: You are an experienced Data Engineer with a strong … knowledge of Data Lakes, Data Warehousing, ETL / ELT processes and data pipeline orchestration You have strong Python and SQL coding skills You have experience with big data frameworks and tools including Spark You have a good knowledge of AWS data services (e.g. S3, Redshift, EMR, Glue) You have strong analytical, problem solving and critical thinking skills You have More ❯