1 to 25 of 41 Java Developer Jobs in Slough

Low latency Java Developer - Algo Trading Up to £160,000 p/a Leading London-based trading firm has an outstanding opportunity for a Java Developer to join their low latency trading team. Our client quant prop trading house with performance figures of 22%. They … are currently looking to expand their high and intraday trading presence across FX, equities and commodities. The Java Developer will: Work closely with the Head of Trading and the Quant Team and assist in design and development of new trading algorithms, mainly in Java Help engineer a … are made efficiently; changes are implemented quickly. It’s a friendly, open place where people are motivated because they enjoy what they’re doing. Java Developers MUST have: Computer Science or Machine learning BSc or Masters or PhD from a top 40 University Globally Some commercial Java Development More ❯

Do you have a PhD in Computer Science? FULLY REMOTE Senior Java Developer – Sustainable Energy GreenTech Salary : £100-140k + benefits Location : fully remote from anywhere in the UK I am partnered with a unique energy software platform that is helping consumers transition towards a sustainable future … by producing energy as a services. They are in search of an enthusiastic and knowledgeable Senior Java Developer with a strong comprehension of the Core Java principles alongside a deep understanding in Advanced Computer Science: Algorithms Graph theory Interval graphs Compiler theory You will be a fantastic … Senior Java Developer if you have worked with Core Java and have extensive experience with Multithreading, Concurrency and Low Latency, because you will be building your own frameworks and designing new databases from scratch. Your role as a Senior Java Developer will include: - Domain modelling More ❯

Senior Java Developer/Backend Software Engineer (Spring Boot) London to £80k Well established trading brokerage is seeking a Senior Java Developer as they expand into UK markets. As a Senior Java Developer, you'll join a small technology team building Greenfield trading systems … development lifecycle and will quickly see the impact of your work, developing high quality, scalable and secure trading applications with a focus on backend Java development and API implementation within an AWS environment. Location/WFH: You'll join a team of finance entrepreneurs and technologists in City based … offices with smart dress code on a fulltime basis. About you: You are an experienced Java Developer with a strong knowledge of best practice and the full software development lifecycle You have strong Spring Boot experience You have a good knowledge of SQL/NoSQL databases You have More ❯

Full-Stack Java Developer – Java, Spring Boot, TypeScript, AWS £80K–£90K + Bonus + Benefits London – 5 days in office (Finsbury Square) (hybrid after probation) A fast-growing, FCA-regulated trading and investment firm is seeking a talented Full-Stack Java Developer to join their … tools and real impact. As part of a cross-functional team of experienced engineers and finance professionals, you’ll develop high-performance systems using Java and React Native in a cloud-first, AI-forward environment. To be considered for this Full-Stack Java Developer role, you’ll … need: Strong Java development experience using Spring Boot, JUnit, Maven or Gradle Solid front-end experience with TypeScript/JavaScript Background in full-stack development (web or mobile) Experience building and consuming REST APIs Familiarity with modern SDLC tools and best practices A degree in Computer Science or related More ❯

Are you an experienced Java Developer looking for a new challenge and to work for an AI startup with an important mission? 🚀 Senior Java Developer – Revolutionising Data Security 🚀 Location : Hybrid working 1-3 days a week in central London (King’s Cross) Salary … privacy and security, amidst the GenAI boom. This is an incredibly exciting time to join the team as they are growing with multiple Senior Java Developers as well as DevOps Engineers. As a Senior Java Developer, you will: Have 5+ years experience as a Software Engineer Experience … developing with: Java, Spring Boot, Microservices, Kafka (or other messaging queues e.g. RabbitMQ), AWS, Docker, Kubernetes A desire to be part of an important mission Be adaptable to working in the buzzing, dynamic fast-paced environment of an early-stage scale-up They are avid promoters of a modern More ❯

Low Latency Java Developer London (Hybrid) Contract Outside IR35 ~£800-£1,000 (potential flex for top candidates) Source Technology have multiple high-performance Java developer roles available on projects at a tier one investment bank across FX and Cash Equities. What You’ll Do: Develop and … monitoring, reconciliation, and recovery. Implement automated testing and CI/CD best practices. What We’re Looking For: 10+ years' experience in low-latency Java (Java 11+) development. Expertise in JVM tuning, asynchronous programming, and high-performance messaging. Strong understanding of exchange connectivity, market data feeds, and FIX … a remote-friendly role with up to a maximum of 2 days in the office per week, but flexible. If you're an experienced Java Developer who has worked on low-latency trading systems, ideally within the equities or FX space, interested in a new role outside IR35 More ❯

Java Developer – London, UK (Hybrid) – 6 months - £530 - £580/Day (Inside IR35) Electronic trading specialist - Java Developer Main Purpose of this role: Background The E-Fixed income Development Team is responsible for implementing low latency, high performance and real-time electronic trading systems. This could … as distribution of market data to external clients. To speed up our adoption of TransFICC connectivity, the team we are looking for a Senior Java Developer specialist in the TransFICC technology to join E-Fixed income team. Summary The developer will join the eFI team currently working … Education) Essential : Extensive experience with electronic trading Low latency programming experience FI RFQ workflows integrated in larger trafing workflow (pricing/algo/STP) Java, Object Oriented Design Test Driven Development Domain Driven Design Linux systems TCP, UDP, Ethernet, HTTP Experience of the following: Electronic Trading Infrastructure as code More ❯

Have you got a PhD background in Computer Science with a focus on Algorithms? Java Developer – Sustainable Energy 💰 £80,000 - £110,000 🚩 Fully Remote working from home anywhere in the UK We are so excited to be partnered with a Sustainable Energy Start-up on a mission to … and architectural decision-making when it comes the design and creation of new products, all while working from home. You will be an excellent Java Developer if you: Have worked in high-performing and low latency environments Are highly experienced using Core Java with multithreaded applications Possess … a highly flexible work-life balance, as well as unlimited potential to grow with the company as it grows itself, this is an unmissable Java Developer opportunity! If you would like to combine your deep understanding of algorithms and data structures with the ability to ‘do good’ and More ❯

Do you have 3-5 years experience and are looking for your next challenge? Have you been developing with Core Java without the use of frameworks? Mid Java Developer – Leading FinTech Location – hybrid in London 3 days a week Salary – up to £90k + 25-50% bonus … We are working with our long-term partners on the hunt for numerous Mid-level Java Developers as they continue to expand various teams. They began their journey as a market-leading FinTech disruptor and after many years at the forefront of their field, have recently been acquired by … someone with 3-5 years prior experience, with the potential to rapidly progress into a senior position. Experience they are looking for in Mid Java Developers: Core Java Developing software from scratch WITHOUT the use of frameworks e.g. Spring Multithreading TDD, CI/CD, Paired-programming environment Data More ❯

Have you got experience leading a team while remaining hands-on and technically involved? Lead Java Developer – FX Trading Salary : up to £130k + bonus (25-50%) Location : London office 3 days a week We are delighted to be continuing our longstanding partnership with an FX Market Disruptor … FinTech that has been acquired by a leading capital market. They are looking for an experienced Java Developer who will fulfil a hands-on Lead role leading the next generation of Java Developers. They are looking for the following experience in Lead Java Developers: Core Java … looking for a step up in your career to take on additional responsibilities while remaining technically hands-on? Apply now for this excellent Lead Java Developer opportunity! Please note : Due to compliancy reasons, we will only be able to consider applications based in and eligible to work in More ❯

Job Title: Senior Java Developer Location: Primarily Remote (with meet ups twice a month) Salary: £80,000 - £90,000 (Flexible based on experience) Are you an experienced Java developer looking for a new challenge? Do you thrive in an environment where you can take ownership of … Then this may be for you: Mostyn Chase are conducting an exclusive search for a well-established fintech in the payments space for Senior Java Developers to join this growing and dynamic team. The roles are designed to bring in developers who can work independently, solve complex problems, and … building scalable and secure web applications, and participating in the entire software lifecycle—from gathering requirements to deploying solutions. If you are an experienced developer who enjoys working autonomously and is comfortable working in a flexible, remote-first environment, this could be the perfect opportunity for you. The ideal More ❯

A leading corporate banking and capital markets organisation is seeking a Java Developer to join their team in London. Company Description: Commerzbank is a leading international commercial bank with branches and offices in almost 50 countries. The world is changing, becoming digital, and so are we. We are … execution, hedging and market making, together with the ability to customise solutions to clients’ needs. Job Purpose: The pricing team is looking for a developer with lots of potential and a strong numerate background to help build the next generation Interest Rate pricer. This involves building bespoke pricing platforms … with the C++ quant pricing libraries as well as the distribution of market data to back office systems and internal/external clients. Summary Java development role (Java 21+). The business is ever-changing and demands an agile culture, fast-paced front office environment. The role is More ❯

Senior Java Developer - Gaming Industry - Hybrid Working - London - Up to £100,000 p/a Christopher Ali are recruiting on behalf of a well backed games provider targeting the Asian gambling market. They develop their own games and provide a white label platform which also aggregates a number … of 3rd party games suppliers together, supplying games and bespoke solutions to a numerous large operators in the market. As a Senior Java Developer, you will work at all stages of the product lifecycle from requirements capture, through design and implementation, to system testing and integration. You will … remote work based out of the London office. Mandatory skills and experience: Excellent problem solving and communication skills. At least three years of commercial Java development experience, with some experience in real money and/or social gaming industries. Significant technical contribution to complex software products. A degree in More ❯

Title: Java Developer Length: 6 months (Remote) Day Rate: £300/350 (Outside IR35) Spinks have partnered up with a long standing consultancy client looking to bring on a Java developer to work client side on project. Key Skills: - Strong Java programming experience - Springboot - CI More ❯

Job Title: Core Java Developer – Trading Systems Duration: ASAP – Dec 31, 2025 Setup: Freelance contract inside ir35, daily rate through umbrella Location: Central London (3 days per week onsite, 2 days remote) About the Role: We are seeking a highly skilled Core Java Developer to enhance … platform. You will work closely with Trading, Quant, and IT teams, leveraging your technical expertise to drive platform innovation and business growth. Strong core Java development skills, experience with trading systems, collaboration with global teams, and a focus on algorithm development and platform optimization are key for this role. … Key Responsibilities: Develop and optimize trading algorithms and execution engines using Core Java . Collaborate with global trading, quant, and IT teams to design, implement, and refine trading solutions. Manage a diverse project portfolio, including both greenfield algorithm development and enhancing existing trading technologies. Improve system performance, scalability, and More ❯

Senior Java Developer - Quarkus, Banking £ Market rate (Inside IR35) London/Remote (Must be UK-based) 6-month contract I am currently working with a leading Consultancy who require a Senior Java Developer with Quarkus experience to work for their client within the financial services. Must … haves for the role: Proven expertise within Java Development. Working knowledge of Quarkus. Working background within the Financial Services/Banking sector. Nice to have: Availability to start ASAP. Flexibility on hybrid working. What you need to do now If you're interested in this role, click 'apply now More ❯

Payments Developer (Full Stack Java) Location: London (Hybrid) Employment Type: 12 month contract (likely to be extended) Industry: Financial Services Interview process : 2 stage twentyAI's customer are looking for a skilled Full Stack Java Developer to join their fast-paced team supporting critical payment systems … deployment Translate complex business needs into efficient, production-ready code Ensure compliance and reliability through close collaboration with stakeholders Core Tech Stack: Must-Have: Java (Full Stack), Oracle PL/SQL, Jira Preferred: Microservices, Jenkins, WebLogic, Automation tools, Cloud platforms More ❯

Senior Full Stack Developer/Software Engineer (Java JavaScript React) London to £80k Well established trading brokerage is seeking a Senior Full Stack Developer as they expand into UK markets. As a Senior Full Stack Developer, you'll join a small technology team building Greenfield trading … and will quickly see the impact of your work, developing high quality, scalable and secure trading applications, working across the full tech stack from Java on the backend through to JavaScript/TypeScript, React and React Native front end work. Location/WFH: You'll join a team of … finance entrepreneurs and technologists in City based offices with smart dress code on a fulltime basis. About you: You are an experienced Software Developer with a strong knowledge of best practice and the full software development lifecycle You have full stack development experience including Java, JavaScript and/ More ❯

Role: Backend Java Spring Boot Developer Contract Duration: 12 months Work Arrangement: Hybrid - Croydon (Biweekly on-site presence) IR35 Determination: Inside Sector: Government/Public Services Interview Format: Single-stage via Microsoft Teams Security Clearance: SC/NPPV3 REQUIRED We are seeking a skilled Java Developer … as required. -Update API documentation to reflect new or modified functionality. -Present completed work for stakeholder review and approval during sprint reviews. Essential Skills -Java/Spring Boot Microservices -AWS Kubernetes -Hibernate -Debezium -Messaging systems (eg, SNS/SQS) -AWS RDS/Aurora PostgreSQL -AWS OpenSearch -Jenkins/Git More ❯

Title: Lead Java Developer Client: Fintech Salary: Up to £135,000 + Bonus + Benefits Location: London My client is an innovative and award-winning Fintech based in London at the forefront of the eTrading space. They are after someone with a genuine passion for Java, agile … engineer at the beginning of their growth journey! The successful applicant will have the following skills and experience: Essential Skills Hands on development using Java Detail orientated developer with a passion for testing and high code quality Degree in Computer Science, Software Engineering or STEM subject A good More ❯

Role: Java Full Stack Developer London (Canary Wharf), UK Contract (6+ Months) Hybrid (3 days a week) Job Description: This project is build and extend an Integrated client coverage platform to bring together information both internal and external on our client with Insights, contacts and interactions , revenue, lending … wallet share and more. The UI will be Angular web application with Java/Spring services to backend databases Mongo DB , MSSQL server and Snowflake. Skills Required: • Experience of agile and scrum methodologies. • Hands-on developer with strong database skills. • Core Java developer experience and/ More ❯

We are a Global Recruitment specialist that provides support to the clients across EMEA, APAC, US and Canada J ob Title: JAVA Developer (JavaFX, Swing, AWT and UI testing Possibility of remote work: TBC Contract duration: 6 months Location: London Industry: oil&gas --------------------------------------- JOB DETAILS Required Core Skills … working in AWT, Swing, JavaFX and UI testing The person should have worked on desktop, Client Server, rich client application development Advanced knowledge of Java and associated ecosystem (Java 17, IntelliJ/Eclipse, Maven, GIT, Jenkins, RESTful Web Services, JavaFX). Strive for excellence and continuous improvement in More ❯

Backend Developer/Software Engineer (Java 17 Kotlin AWS) London/WFH to £85k Are you a technologist Backend Developer with strong Java skills looking to progress your career, working with a modern cloud based infrastructure and a range of technology? You could be joining a … hugely successful and growing commodities trading firm that specialise in trading whiskey. As a Backend Developer you'll collaborate with the Lead Engineer on the whiskey trading platform as the company looks to scale the platform and introduce new features. There's an emphasis on code quality; designing and … developing highly complex web based trading platforms working across the full development lifecycle. The technology stack includes Java 17, Kotlin, Spring Boot and AWS amongst others; you'll be encouraged to expand your skillset using the latest technologies and choosing the best tool for the job in a friendly More ❯

We are looking for a skilled Java Developer with DevOps knowledge to join our DevSecOps team. If you're passionate about automation, security, and scalable software development, this role offers the opportunity to build plugins, develop REST APIs, and enhance CI/CD workflows—all while ensuring security … ll Do: 🔹 Develop Gradle/Maven/npm/PyPi plugins for SBOM collection and security scanning 🔹 Build and maintain REST API microservices using Java 17 (and occasionally Go), deploying them on OpenShift/Kubernetes 🔹 Integrate security tools like Snyk, BlackDuck, OWASP DependencyTrack, and Artifactory into our CI/… to optimize and maintain our DevSecOps toolchain 🔹 Collaborate with developers worldwide to streamline integrations and improve development workflows What We’re Looking For: 🔹 Strong Java development experience (especially in web-based applications) 🔹 Understanding of DevSecOps principles (Shift Left, SCA, SAST) 🔹 Experience with Linux, Bash scripting, and containerization tools (Docker More ❯

CyTAL is a leading cyber security company and is growing the development team for our cutting-edge suite of cyber-security tools. As a Java Developer in our multidisciplinary development team, you will be hands on with Java coding and driving forward the development of our cyber … and innovation within the development team - Work closely with other team members to troubleshoot and resolve technical challenges Essential Experience: - Demonstrable proficiency in developing Java and related technologies - Testing: Test Driven Development, J-Unit, User testing - Use of GIT VCS - Object-oriented design - Creation of detailed design documentation Desirable More ❯