1 to 25 of 42 Senior Java Developer Jobs in London

Senior Java Developer (Core Java) - Tech For Good! Fully remote opportunity. Must be based in the UK. £80,000 - £120,000 + remote working + benefits Would you like to play a role in preserving the environment? A growing digital start-up, specialising in producing consumer … goods for sustainable energy, is seeking a Senior Java Developer to join its team of 50 software developers. This company has a total of 60 employees and is rapidly scaling in H2 2024! They are looking to double the size of the Engineering team over the next … months In this role, you will work on greenfield projects, building frameworks and databases from scratch using the latest technologies such as: Java 17 (upgrading to Java 21) ️Experience with multithreading and Java Concurrency are MANDATORY️ Microservices AWS Kubernetes The company is tech-driven and focused on More ❯

Senior Java Developer/Backend Software Engineer London onsite to £160k Are you a Java technologist with strong knowledge of software engineering best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex and … challenging work? You could be joining a scaling Cyber Security technology company that has just received £100 million investment. As a Senior Java Developer you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and develop … in London five days a week with a wide range of facilities and an array of perks. About you: You have strong backend core Java development skills You have a strong knowledge of software engineering best practices and have experience with TDD You have a good knowledge of SQL More ❯

Senior Java Developer/Backend Software Engineer London onsite to £160k Are you a Java technologist with strong knowledge of software engineering best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex and … challenging work? You could be joining a scaling Cyber Security technology company that has just received £100 million investment. As a Senior Java Developer you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and develop … in London five days a week with a wide range of facilities and an array of perks. About you: You have strong backend core Java development skills You have a strong knowledge of software engineering best practices and have experience with TDD You have a good knowledge of SQL More ❯

with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Tech Recruiter - Software Engineering at Client-Server Senior Java Developer/Backend Software Engineer London onsite to £160k Are you a Java technologist with strong knowledge of software engineering … best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex and challenging work? You could be joining a scaling Cyber Security technology company that has just received £100 million investment. As a Senior Java Developer you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and develop new features and enhancements across two security product areas, working across the full development lifecycle; you'll be able to input ideas and have your voice More ❯

Senior Java Developer £80,000-£90,000 Central London – Hybrid Working I’m currently working for a global FinTech business who are looking for a Senior Java Developer with experience in Salesforce to join their growing team in London on a hybrid basis while … means they are now looking to add to their Development team with many of these exciting projects already underway. They are looking for a Senior Developer who has good experience working with Salesforce – which many of their platforms use on the backend – while also being an expert Java Developer and API integration. You will be part of a 4-5 person team and ultimately support the business in developing and enhancing the business product suite and bespoke software for an international client base. This company is based in Central London and requires office working of twice More ❯

Senior Java Developer Please note that this role requires security clearance at SC level. You must be SC clearable to be considered for the role. Here at Cognizant, we work with clients across the UK's public sector to help modernise their businesses. As one of our … largest growing business sectors, we guide our government, defence and healthcare clients through their digital transformation journeys. We are currently recruiting a Senior Java Developer to join our IPM (Integration and Process Management) team. IPM is dedicated to helping businesses to solve their hybrid cloud integration, API … management and Process Automation conundrum. This role is for you if you are an experienced Java Developer. You will be hands-on with Apache Camel, Java Springboot and Microservices to design and implement enterprise-level integrations on AWS. This is an exciting opportunity for a self-motivated and More ❯

Senior Java Developer - Java SDK, J2SE, - Hybrid 2 days a week, London This will be working for a leading travel technology company that provides the search engine function for booking services within airlines, hotels, and rail companies around the world. As the Senior Java Developer, you will join a very dynamic, intelligent, and analytical team as they solve complex problems within the platform. You will be responsible for the development and maintenance of the applications. Your experience and knowledge must be in-depth on core and technical Java programming, web architectures … and databases. The depth in Java and your experience must reflect/include data structures, software design principles, and algorithms. Requirements: Excellent knowledge of core Java Understanding of algorithms and data structures Strong problem-solving skills Solid knowledge of Java SDK/J2SE Degree in computer science More ❯

Senior Java Developer, Low Latency, FX Location: London (On-site, 5 days a week) Full-time, permanent We are seeking a Senior Java Developer with expertise in Core Java, low-latency systems, and FX trading to join our team. This role is based … scalability. Participate in code reviews and provide constructive feedback. Ensure the quality of the code through testing and debugging. Qualifications: Strong experience in Core Java and low-latency systems. Experience in FX trading systems is a plus. Excellent problem-solving skills and attention to detail. Ability to work in More ❯

content and services millions of people love. And we do it all right here at Sky. Sky is looking to hire a hands-on Senior Java Developer to join our UK&I Technology team. In this role you will design, build, deploy software that is used at … the forefront of the television broadcasting industry, that reaches millions of customers worldwide. As a Senior Java developer you will: Serve as a technical role model, leading innovative and continuous improvement initiatives across distributed software systems. Provide technical leadership, driving the development and maintenance of cutting-edge … mentoring to individual team members. What you'll bring: Extensive experience of designing, building and running cloud-based applications using JVM languages such as Java, Kotlin, Groovy or Scala. An understanding of container orchestration tooling such as Docker Compose, Amazon ECS or Kubernetes. Professional experience using public cloud offerings More ❯

About The Role Hippo is recruiting Senior Java Developers to join our Hippo Herd. Senior Java Developers work in multi-disciplinary teams that build, support & maintain User-Centred digital solutions that offer real value and work for everyone. Hippo’s Senior Java Developers are … experts in their field. You will act as a senior consultant providing technical expertise in software engineering practices both internally and to our clients. You will drive the team's technical deliverables, maintain client relationships and be passionate about developing and upskilling others. Your role in a nutshell: Act … to articulate in both technical/non-technical terms depending on audience The full development lifecycle delivering user-centred digital solutions A full stack developer using core Java, CXF, Spring Boot, Jetty, Mustache, HTML, CSS & JavaScript JavaScript library and framework experience is preferable – Node, React, Angular Containerisation experience More ❯

Senior Java Developer Company Profile: Morgan Stanley is a leading global financial services firm providing a wide range of investment banking, securities, investment management and wealth management services. The Firm's employees serve clients worldwide including corporations, governments and individuals from more than 1,200 offices in … learn, to achieve and grow. A philosophy that balances personal lifestyles, perspectives and needs is an important part of our culture. Existing Tech Stack: Java Python HTML 5, CSS3, Angular Git, Teamcity, Jenkins, Stash Utilisation of the latest Firm technologies including Treadmill PaaS, Splunk-based LaaS and Service Discovery … Role Profile: You will be a proficient Java developer, who will be hands on, in a delivery focused role. You will have strong communications skills to build a strong relationship with business stakeholders including sales, trading and quants. You will be a proactive member of an agile development More ❯

Java has grown to be the most prevalent and widely used programming language for years, and we are working on an opportunity for a senior Java developer to continue the great work Java does. You'll, as the senior, be working alongside another senior … management as well as managing the expectations of technical and non-technical stakeholders. In terms of the technical side, you'll get to use Java 12 in a Spring Boot format. You'll work within a GCP environment with the platform stack using Kubernetes on GCP, defined by Terraform More ❯

Low Latency, FX, Banking Location: London (On-site, 5 days a week) Full-time, permanent We are seeking a Senior Java Developer with expertise in Core Java, low-latency systems, and FX trading to join our team. This role is based on-site in the UK … practices in multithreading, memory management, and garbage collection tuning. • Collaborate with global teams to integrate systems and improve existing architectures. • Maintain and improve existing Java applications while ensuring code quality and security compliance. • Troubleshoot complex performance bottlenecks and implement optimizations Required Skills & Experience • Strong expertise in Core Java (Java 8+), including concurrency, collections, and JVM performance tuning. • Proven experience in low-latency, high-frequency trading systems. • FX trading domain knowledge with experience in pricing, risk, and execution systems. • Experience with multithreading, garbage collection tuning, and optimizing memory management. • Strong understanding of networking, TCP/IP, messaging More ❯

Low Latency, FX, Banking Location: London (On-site, 5 days a week) Full-time, permanent We are seeking a Senior Java Developer with expertise in Core Java, low-latency systems, and FX trading to join our team. This role is based on-site in the UK … practices in multithreading, memory management, and garbage collection tuning. • Collaborate with global teams to integrate systems and improve existing architectures. • Maintain and improve existing Java applications while ensuring code quality and security compliance. • Troubleshoot complex performance bottlenecks and implement optimizations Required Skills & Experience • Strong expertise in Core Java (Java 8+), including concurrency, collections, and JVM performance tuning. • Proven experience in low-latency, high-frequency trading systems. • FX trading domain knowledge with experience in pricing, risk, and execution systems. • Experience with multithreading, garbage collection tuning, and optimizing memory management. • Strong understanding of networking, TCP/IP, messaging More ❯

Vacancy for Senior Java Developer at The National Archives 20 December 2021 Remote, Kew Up to £700 per day Fixed Term An experienced Java developer is required to design, implement and test improvements to the performance and features of the DROID file identification tool, starting … with enabling DROID to be integrated with cloud-based workflows. The specialist will be the only developer actively working on DROID. The wider team is a Product manager, Technical Architect, Lead and Senior Developers (available for discussion of technical options, code review, acceptance). The specialist will have More ❯

Senior Java Developer – FX Options Technology - VP – London About Citi As the world’s most global bank, Citi gives you the tools to be a trailblazer. We’re not just building technology; we’re building the future of banking. With thousands of employees located around the globe … passion for delivering FX technology in support of our #1 FX business. Role Overview/What will you do: We are looking for a Java developer and technologist to take a hands-on role, contribute to the design and delivery of feature enhancements for our business, and be More ❯

Senior Java Analyst Developer/Technical Consultant Quant Capital is urgently looking for a Java Analyst Developer/Technical Consultant to join our high profile client. Our client is a global trading platform software business. Its products are used globally by most asset managers and More ❯

and are looking for exciting opportunities, we invite you to apply and join our fast-growing, dynamic team. We are looking for an experienced Senior Java Developer to be a part of our Wellcreator development team. Duties & Responsibilities: Hands-on experience in developing applications using Java EE platforms, Spring Framework, Spring Boot, Hibernate, Java Swing, Java FX, JPA, Batch Processing, Java 8, or higher versions. Expertise in producing RESTful APIs and back-end services. Experience in agile development, GIT, or Maven. Familiarity with continuous integration and build tools such as Jenkins. Contribute More ❯

Join us as a Senior Trading Java Developer at Barclays, where you'll spearhead the evolution of our digital landscape, driving innovation and excellence. In this role, you will be performing activities related to the design, development, unit testing, deployment, support, and maintenance of an exciting transformational … high visibility. This ambitious initiative leverages a modern tech stack, offering a unique opportunity to make a significant impact. To be successful as a Senior Trading Java Developer , you should have: Strong experience in Java low latency programming. Experience building enterprise scale desktop and/or … contributor, they will be a subject matter expert within own discipline and will guide technical direction. Advise key stakeholders, including functional leadership teams and senior management on functional and cross-functional areas of impact and alignment. Manage and mitigate risks through assessment, in support of the control and governance More ❯

please get in touch with at UKI.recruitment@tcs.com or call TCS London Office number 02031552100 with the subject line: “Application Support Request”. Role: Senior JAVA Camunda Developer Job Type: Permanent Location: London Ready to utilise your skills in JAVA, GCP and Camunda? Careers at TCS … bring products to life. Work with customers and identify opportunities to support their strategy and improve their processes across functions. The Role: As a Senior JAVA& Camunda Developer you will be directly working with Technical Leads in Compliance IT domain and working on the development and implementation … you will have opportunity to work first hand with multiple stakeholders across different tech stack like Cloud, AI etc. Key responsibilities: Design & develop in JAVA on GCP Platform. Performance tuning and optimization. Exploring new capabilities and components & doing PoC for assessment. Debugging & troubleshooting. Your Profile Essential skills/knowledge More ❯

by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. A fantastic new opportunity has become available for Senior Java Swing Developer with one of our Financial Services clients based in Bromley. Role : Senior Java Swing Developer Location … technology team, helping to analyze, design, build and deploy multi-tier, high availability systems globally deployed systems. Experience and Skills required : Solid knowledge of Java and all aspects of GUI development using Swing including but not limited to threading, performance optimization, building UI widgets, etc. Experienced within FX and … stored procedures, applying referential integrity & performance tuning. Strong analytical skills with a desire to learn and deliver. Financial Background essential. Responsibilities: Development is primarily Java based, with peripheral technologies including TIBCO Rendezvous (RV), Sybase, UNIX shell scripting, and middleware based on IBM MQ Series. Repertoire should include knowledge of More ❯

A broadcasting client of Paratus People based in central London is looking for a Senior Java Developer to join their team! As they continue along their recruitment plans even despite COVID 19, it seems that nothing can stop this little pocket rocket of a company from making … huge strides in their field! You'll be working as an extension of the current team, embedding yourself as one of the senior engineers, one of the engineers that people look to for answers, someone who is there to show the way when it comes to Java programming … The client in question is looking for this engineer to proceed into a Lead Developer position. So, we are looking for someone with leadership aptitude, who we can nurture and help realise their full potential. The job will ultimately help the team achieve their highest potential as individuals and More ❯

Java Developer - London, Hybrid A modern fintech company is seeking a talented individual to join their dynamic team. This permanent role offers hybrid working arrangements and a competitive salary of up to £75,000. What is in it for you: Hybrid working Pension Private healthcare and dental cover … for your onward career development ....and much more The Role: The role is designed for those who thrive on innovation and excellence. As a Java Developer, you will be instrumental in designing, developing, improving, optimising, and maintaining cutting-edge software solutions. Your expertise will also be crucial in … a keen interest in the fintech sector are imperative for success in this role. To be considered: Candidates must possess substantial experience in Core Java development. Be proficient in working with Linux , Docker, and Kubernetes. A solid understanding of data structures and algorithms is essential. Additionally, familiarity with secondary More ❯

Java Developer - London, Hybrid A modern fintech company is seeking a talented individual to join their dynamic team. This permanent role offers hybrid working arrangements and a competitive salary of up to £75,000. What is in it for you: Hybrid working Pension Private healthcare and dental cover … for your onward career development ....and much more The Role: The role is designed for those who thrive on innovation and excellence. As a Java Developer, you will be instrumental in designing, developing, improving, optimising, and maintaining cutting-edge software solutions. Your expertise will also be crucial in More ❯

Your role: Joining the Connectors product line as a Senior Java Developer, you would work as a member of a small, highly focused team, responsible for delivering backend services for highly scalable and robust messaging, using leading edge technologies. This is an opportunity to work in an … Migrate existing services to microservices, with the goal of reducing complexity at the design and architecture level Write unit and integration tests for your Java code Collaborate with testers in the development of functional test cases Develop deployment systems for Java-based systems Collaborate with product owners on … operation of production systems Participate in knowledge sharing activities with colleagues Pair programming and peer reviews About you: Required Experience: Minimum 8 years of Java development experience in an Agile environment, building scalable applications and services Experience with RESTful services Passion for Test Driven Development CI/CD Attributes More ❯