Permanent Senior Software Engineer Jobs

1 to 25 of 483 Permanent Senior Software Engineer Jobs

Senior Software Engineer - Autonomy

Aberdeenshire, Scotland, United Kingdom
Hybrid / WFH Options
HonuWorx
HonuWorx is developing next generation marine robotics technologies and cloud software to make subsea work safer, greener and more efficient. We are changing the world of underwater work by introducing new tools and practices which will change the face of subsea operations. We move quickly, execute efficiently and are … members will thrive in this dynamic and be at home owning their domain, proactively driving products and projects forward. We are looking for a Senior Software Engineer to join our team of experienced marine roboticists designing and building the next generation of collaborative subsea autonomy. You will … add features to the Loggerhead autonomy engine, from architecture and development to testing and deployment in the field. If you’re a mission driven software engineer that’s passionate about autonomous robotics and solving real world problems we’d like to hear from you. This is a full more »
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Senior Software Engineer

City Of London, England, United Kingdom
Burns Sheehan
Senior Software Engineer – Contract | ClimateTech | Typescript and GraphQL London Office – Very flexible remote policy Up to £700 per day (Outside IR35) Typescript | GraphQL | AWS Senior Software Engineer – We have been exclusively engaged by a leading ClimateTech business to find them a contract Senior Software Engineer who will join their App Platform team to provide deep expertise of APIs, specifically using Typescript and GraphQL. They are a Data company who analyse and process very complex and varied data sets. The App Platform team are responsible for the APIs which take the … useful insights on the front end. The App Platform team have been working on migrating the APIs from REST to GraphQL and, as a Senior Software Engineer, you will help in the definition, refinement and evolution of the API design to ensure the data is efficiently exposed more »
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Senior Software Engineer (VP)

London Area, United Kingdom
Hybrid / WFH Options
Nicoll Curtin
Senior Software Engineer (VP) - Java, JavaScript, SpringBoot, Relational Database (Sybase), Kafka, Kotlin, Fixed Income Hybrid I am seeking a Senior Full Stack Developer (VP level) to join our client, a leading investment bank based in London. This role is within their front office team, where you more »
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Senior Full Stack Software Engineer

Greater Bristol Area, United Kingdom
Hybrid / WFH Options
The Engage Partnership Recruitment
Senior Software Engineer | £85K | Remote with ability to get to London/Bristol x2/Quarter Join a Scale up SaaS company at an exciting time to contribute to their highly desirable product. These guys are on the search for a Full Stack JavaScript Developer to join more »
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Front-office Senior Software Engineer

Greater London, England, United Kingdom
Hybrid / WFH Options
Harrington Starr
Front-office Senior Software Engineer The company Award-winning company in Finance. If you are interested in working on desk alongside Traders/Quants and have strong domain knowledge in Pricing, Risk or Structures Derivatives this could be for you. The Details: · Hybrid working central London office. more »
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Senior Java Software Engineer

Greater London, England, United Kingdom
Hybrid / WFH Options
Yolk Recruitment Ltd
Senior Java Developer | National Security Consultancy | London | High Level Security Clearance Required | Salary up to £80,000 + £5,000 bonus | Hybrid 2-3 days per week on-site Yolk Recruitment are working with an expanding National Security Consultancy based in London looking for a Java Developer to join … backend applications with responsibilities including: Create and maintain robust, scalable, and high-performance front-end applications using Java. Participate in all stages of the software development lifecycle, including requirements gathering, design, coding, testing, and deployment. Partner with cross-functional teams, including product management, frontend development, and QA, to deliver … superior software solutions. Skills Required: In depth experience designing & building backend applications in Java. Experience developing in a highly Agile/Scrum environment. Familiarity with CICD, containerisation, deployment technologies & cloud platforms (Jenkins, Kubernetes, Docker, AWS). Benefits: Salary up to £85,000 £5,000 clearance bonus Up to more »
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Senior Software Engineer

London Area, United Kingdom
Xpertise Recruitment
Role: Software Engineer/Senior Software Engineer Salary : Circa 70k + Bonus (Up to 20%) Benefits: 10% pension, Private Medical + much more Our client, a global Insurance client in London, are building out their innovation team (Greenfield projects) and looking for a Mid-Senior Full Stack Software Engineer Why would you be interested? Greenfield projects in an exciting innovation team Get to use a range of different tech Able to be self sufficient but also with support from other teams Opportunity to explore AI and ML Small collaborative team Good progression … of any JavaScript language (Typescript, React, Angular and/or htmx) Experience of any Python frameworks – Flask, FastAPI or similar Good understanding of agile software engineering practices, methods and tools (BDD/TDD etc) Appetite for continual experimentation & learning Any Cloud experience (AWS or Azure or GCP) Nice to more »
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Senior Embedded Software Engineer

London Area, United Kingdom
Ncounter Technology Recruitment
Senior Embedded Software Engineer Helping more people experience the joy of Music, this product company create musical instruments and platforms that are used by both amateurs and professionals – allowing customers to explore their interests and talents in a truly unique way. As an Embedded Software Engineer … working in an R&D function with a view to creating new features and hardware. You’ll have 7+ years’ experience as an Embedded Engineer ARM-based microcontroller exposure (Cortex M series ideally) Firmware development, architecture, release experience Ability to work with Electronic Engineers, QA and Software teams … design Digital Signal Processing, Bluetooth LE implementation Exposure to different interfaces (SPI/UART/USB/MIDI etc) Collaborating with a team of Software Engineers, Technicians, and industry experts (and pioneers), the successful applicant will focus purely on Embedded solutions for an already successful and reputable provider within more »
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Visual SLAM Senior Software Engineer

London Area, United Kingdom
Alfa Technology
We are looking for a Senior Visual SLAM Software Developer to join an exciting AI scale-up. Visual SLAM, C++, and Python skills are needed. This is a hybrid role with every Thursday in Kings Cross, London. On offer is £70-110k + £20-30k equity more »
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Senior Software Engineer

Greater London, England, United Kingdom
Hybrid / WFH Options
The Thinking Traveller
our tools with a continuous feedback loop Own features from concept all the way through to production Your skills and experience A passion for software engineering for the Web Experience with Ruby on Rails or similar modern MVC web framework Can strike a balance between getting things done and more »
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Senior Software Engineer

London Area, United Kingdom
Harrington Starr
Senior Software Engineer The company We have an opportunity for a Senior Software Engineer to join a Fintech scale-up as they embark on their next phase of their growth journey. They are quickly becoming known as market leader and are taking the market … track your career and they are paying top end salaries and bonuses to attract the best talent available. This role would suit mid to senior software engineers who are interested in breaking into the Fintech and taking their career to the next level. Today, they have 4 office … playing a pivotal role in shaping their structure and functionality. Offer mentorship and support to junior colleagues, actively cultivating a culture of excellence in software engineering practices. Advance your professional journey in an environment where your input is valued and your impact is significant. What you will need Excellent more »
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Senior Java Software Engineer

Belfast, Northern Ireland, United Kingdom
Hybrid / WFH Options
Harrington Starr
Software Engineer – Java/Salesforce/Apex Salary: Up to £65000 + Benefits + Bonus Fully Remote (UK) Harrington Starr has partnered with an innovative Digital Currency Investment Platform Company that specialise in developing unique software systems for clients for invest into Digital Markets from Pensions, Investments more »
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Senior Embedded Software Engineer

Swindon, England, United Kingdom
Hybrid / WFH Options
IC Resources
Immediate need for a motivated Senior Embedded Engineer to join an established team. I am seeking a Senior Embedded Engineer with 3-10 yrs low level embedded C/C++ development expertise with a solid understanding of electronics and a good knowledge of modern software … to bring innovative design and quality processes to this small team. **Salary to circa £65k plus benefits and hybrid working** Suitable applicants for this Senior Embedded Software role will have a relevant degree and bare metal/RTOS CPU's programming. Strong embedded C/C++ is essential more »
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Senior Software Engineer

Greater London, England, United Kingdom
Hybrid / WFH Options
Opus Recruitment Solutions
Join Our Dynamic Team as a Senior Java Engineer! 🚀 Are you a seasoned Java developer with a passion for crafting scalable and robust software solutions? Do you thrive in a collaborative environment where innovation is encouraged, and your expertise is valued? If so, we want you to … of what's possible. Our team is comprised of talented individuals who are dedicated to delivering exceptional solutions that drive our industry forward. Position: Senior Java Engineer Location: London - Hybrid Responsibilities: Architect, design, and develop high-quality software solutions using Java and related technologies. Collaborate with cross … scalability. Stay up-to-date with industry trends and best practices to continually improve our development processes. Requirements: Bachelor’s degree in Computer Science, Software Engineering, or related field. Proven experience (5+ years) as a Java Developer with a strong understanding of Java core concepts and design patterns. Extensive more »
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Senior Software Engineer - Python

Great Malvern, England, United Kingdom
Barclay Simpson
ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and leadership skills. … Responsibilities Writing clean, high-quality, high-performance, maintainable code Develop and support software including applications, database integration, interfaces, and new functionality enhancements Coordinate cross-functionally to insure project meets business objectives and compliance standards Support test and deployment of new products and features Participate in code reviews Qualifications Bachelor … or related field) 3+ years of relevant work experience Expertise in Object Oriented Design, Database Design, and XML Schema Experience with Agile or Scrum software development methodologies Ability to multi-task, organize, and prioritize work more »
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Senior Python Software Engineer

Cambridge, England, United Kingdom
IC Resources
Senior Python Software Engineer £100,000+ DOE and healthcare! My client is a multi-strategy hedge fund, looking to add a talented Senior Python Software Engineer to their Cambridge-based development team. You will be contributing to the design, development and maintenance of their … is experienced in Python algorithmic development and someone who is looking to elevate their career in the finance space. What's required for this Senior Python Software Engineer position? MSc/PhD in a STEM discipline Strong Python development proficiency Experience with Python libraries - NumPy, Pandas, Polars … etc Bonus: Knowledge of financial markets or quantitative finance concepts If you are a Senior Python Software Engineer and you are looking to join an extremely talented development team, please apply to learn more! If you are interested in this or other software opportunities across the more »
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Senior Embedded Software Engineer

City Of Bristol, England, United Kingdom
IC Resources
New opportunity in Bristol for an ambitious Senior Embedded Software Engineer with specific 4G and Physical layer expertise. My client is a growing wireless company with exciting UK based projects. ********Salary to £85k plus benefits and visa support ************ I am looking for a well educated Senior or Principal Embedded Software Engineer with 5 years or more experience and strong embedded C/C++ , real time embedded linux and specific knowledge of 4G or 5G physical layer. You should also be experience with working in an integration/lab type environment with knowledge of … of PHY features, from initial design through to integration in an end-to-end system. This is a super opportunity for an ambitious, bright engineer to work alongside other like minded individuals on leading edge technology. Top end salary on offer and visa support for the right candidate. Get more »
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Senior Software Engineer

London Area, United Kingdom
ClearToken
Job Title: Software Engineer Company: ClearToken Location: London UK About Us: ClearToken is revolutionizing the digital asset industry as the first clearing house for digital assets. Established in 2021, ClearToken has garnered significant interest from industry giants. With a successful proof-of-concept completed last year, showcasing the … participants to face the CCP rather than each other. Our goal is to streamline transactions, increase capital efficiency and reduce risk. Role: As a Software Engineer at ClearToken, you will be instrumental in building out our clearing engine and contributing to architectural decisions from day one. You will … containers and Kubernetes. Knowledge of AWS services and infrastructure. Understanding of protocols such as WebSockets, REST, and FIX. Strong grasp of security fundamentals in software engineering. Working at ClearToken: We foster a highly collaborative work environment where every team member is encouraged to share ideas and drive positive change. more »
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Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Melior Resourcing
Melior Resourcing are looking for an experience Software Engineer in TypeScript, NodeJS, NextJS and React. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have … as well as strong coding skills, be able to refactor old code as well as Greenfield projects to build robust API's, sites and software for this leading company in the Legal/Learning sector. Expereince of working in publishing, Learning or other online subscription based service would be … beneficial as would be a background in other opensource software such as PHP, drupal or Ruby. Essentially we are looking for a robust candidate who likes finding solutions to complicated problems while doing some team leading of an expreienced team to build the new tech stack for the business. more »
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Senior Software Engineer

City Of London, England, United Kingdom
Harrington Starr
house developed platform, upon which their internal users base their Investment decisions. This modern stack platform is developed in an Agile manner, using rapid software engineering practices to continuously deliver value to their business. It is still considered a greenfield build. Key Responsibilities: Work with engineering leads and product more »
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Senior Java Software Engineer

Edinburgh, Scotland, United Kingdom
Okta Resourcing
This is an exceptional new position for a talented Java Sofware engineer with a global Data Analytics company who have developed an independent platform which provides both management and measurement of converged TV campaigns. This is a key position with impressive potential for growth and impact, where you will … development lifecycle from initial idea/design through to delivery. The person in this role will work daily with the most advanced technologies in software development, high scalability, and big data and will need exceptional Software Engineering skills. You’ll be asked to: • Set the technical standard for … a part of and own the full development lifecycle from initial idea/design through to delivery • Work with a team of extremely talented software engineers and data scientists in a fast-paced and engaging environment • Interact with all areas of the business, from sales to client services, to more »
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Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Understanding Recruitment
Do you value the flexibility of working from home? Have you worked with modern Java in a forward-thinking technology company? REMOTE Senior Software Engineer - Financial Services Salary : £80,000 - £100,000 Location : remote in the UK (monthly office visits) We are partnered with an innovative fintech … the opportunity to contribute to the development process at every stage, from concept creation to seamless deployment into production. You will be an excellent Senior Software Engineer if you: Have 5+ years with a modern Java tech stack Are a self-starter and can work autonomously Have … a dynamic environment with: Ample opportunities for professional growth and advancement Pension contribution scheme Private healthcare Home office working equipment Apply now for this Senior Software Engineer opportunity to join a pioneering company, driving innovation within the financial sector while also making a meaningful impact! Please note more »
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🌳🌳🌳x10 Senior Software Engineers – Java, React, AWS – FINTECH - SERIES A Funded Start Up - Based Anywhere in the Uk - Fully Remote 🌳🌳🌳

United Kingdom
Hybrid / WFH Options
Areti Group
x10 Senior Software Engineers – Java, React, AWS – FINTECH - SERIES A Funded Start Up - - Fully Remote 🌳🌳🌳 Areti has exclusively partnered with SERIES A funded fintech start-up with headquarters based in London, Manchester, and Scotland, and seeking x10 Senior Software Engineers to join their rapidly expanding team. … to progress very quickly. My client has brand news offices and has just won a 3-year project meaning they have to expand their software engineering team very quickly. Friendly/flexible/Fun is 3 words to describe this business and a great opportunity for junior developers to … REACT 🌳 AWS 🌳 Experience building serverless applications (e.g. Azure Functions, AWS Lambda or GCP Functions) 🌳 Understanding of CI/CD pipelines 🌳 Have experience in managing Software development projects from start to finish YOU MUST HAVE WORKED IN THE UK FOR THE LAST 5 YEARS AND HOLD A BRITISH PASSPORT If more »
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Senior Software Engineer (Java/Kotlin/Spring Boot/Microservices/AWS) - Santander Auto Software

United Kingdom
Hybrid / WFH Options
Santander Consumer Finance Global Services
Who are we? Santander Auto Software is a greenfield programme, where we are building a brand-new, state of the art software platform and product suite for the auto finance industry, that will be rolled out in 13 countries across Europe and the UK. The business is … tech focused, remote first, and comprised of skilled cross-border software builders, and with a leadership team with accomplished backgrounds from major global tech tech players. You will be partners with, not providers to, colleagues in product and the business. There will be no order takers and no order … business, you will share equally in decisions about features, dates, and priority. More importantly, you will share equally in the results produced by the software you partnered to build and evolve. That’s a lot of responsibility, but we know that’s the new role of technology in every more »
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Senior Full-stack .NET Software Engineer

United Kingdom
Hybrid / WFH Options
Ooooby
and food producers. We are a small team of 10 people, operational for over 10 years with investment in the UK. Seeking an experienced senior full-stack engineer with strong back-end expertise. Must be proficient in .NET (currently using .NET 6), MVC/Razor, and ideally React … other engineers. I built the existing Ooooby platform, and have been involved with Ooooby since 2011. My prior experience includes working as an Engineer and Director of Engineering at Xero. I value autonomy, transparency, and healthy discussion in a team, so that we can work closely together to do … Role description You are most comfortable in back-end development, building out APIs, well tested business logic, tuning SQL, with an understanding of good software architecture. You know about DevOps, monitoring, and good security practices. You might have a little experience in the front-end, perhaps a little React more »
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Senior Software Engineer
10th Percentile
£50,000
25th Percentile
£55,000
Median
£65,000
75th Percentile
£81,250
90th Percentile
£102,500