176 to 200 of 379 Java Developer Jobs in London

Role Title: Java Developer Location: Knutsford Duration: 31/12/2025 Rate: £300 per day - PAYE via Umbrella only Essential Skills: Strong front-end technology skills using HTML, CSS, JavaScript, React JS, Redux, Node, test framework (e.g., Jest). Strong experience with back-end technology: Java 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 Location: London (Canary Wharf), UK Contract: 6+ Months Type: Hybrid (3 days a week) Job Description This project is to 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 an Angular web application with Java/Spring services to backend databases MongoDB, MSSQL Server, and Snowflake. Skills Required Experience of agile and scrum methodologies. Hands-on developer with strong database skills. Core Java developer More ❯

Back End Developer (Java/Ruby on Rails/Spring/SQL/Python) My global fintech client is looking for a strong back end developer to join their ever expanding dev team on a permanent basis. Here are the technical requirements for the role: Essential Skills … Java, MS SQL, Spring, SpringBoot, Jpa Ruby On Rails and or TypeScript within NodeJS SQL and or MongoDB Strong problems solving skills Debugging code Designing scalable systems Root cause analysis Able to develop effective solutions Strong communication skills Excellent time management Critical thinking Is adaptable Desirable Skills Python not More ❯

We are a collaborative and forward-thinking team focused on building high-performance applications. We’re now seeking a passionate and driven Junior-Mid Java Developer to join our team and help deliver top-tier software solutions. What you’ll do: Design, develop, and implement Java-based … a high standard of quality and best practices. Create and maintain technical documentation for applications and processes. Stay up-to-date with the latest Java technologies, frameworks, and best practices. Qualifications Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience). Solid … proficiency in Java and related technologies (e.g., Java SE/EE). Experience with frameworks such as Spring and Spring Boot. Basic understanding of databases and SQL (e.g., MySQL, PostgreSQL). Familiarity with version control tools, particularly Git. Experience with RESTful APIs and web services. Understanding of Agile More ❯

Job Title: Java Developer Location: London, UK - 5 Days onsite Vacancy Type: Contract - 12 Months Pay rate: - Must haves: Job spec: 3+ years of software development experience in one or more general purpose programming languages such as Java, JavaScript, or Python. Must be hands-on with software More ❯

Our client is seeking an experienced Java developer to join their team as they open a new office in London. This is a rare chance to work closely with an existing core engineering team while creating a new engineering culture from the ground up. This position is ideal … scalable, reliable products through brainstorming and problem-solving. Foster collaboration by sharing expertise, mentoring, and promoting continuous learning and improvement. Requirements 5+ years of Java development with a strong track record of delivering high-quality software. Skilled in OOP, Java, Spring Boot, Hibernate, and build tools like Maven More ❯

Role - Full-stack Java Software Developer Role: Junior/Mid-level and Senior positions available. Senior expected to own project delivery. Range based on relevant experience, demonstrated capabilities and, for the senior roles only, location (for client facingaspects), technical leadership, strategic ownership, and/or team management. Pro … but we primarily work with (in rough order of importance to our business, butnot necessarily what you'd work with directly in this role): Java Angular MySQL/MariaDB Spring AWS Maven Git Ansible HTML/CSS NodeJS Docker/Podman Jenkins Packer Terraform ElasticSearch Grafana Kibana Telegraf Ubuntu … Nexus Windows Server Hyper-V Vagrant Eclipse RCP Python Matomo Sonarqube Google Suite You MUST have experience with these technologies: Java and Spring (including Boot, MVC, Security, and Integration) Front-end frameworks (Angular preferred; React or Vue helpful) Development of contract-based services and APIs (REST, SOAP, GraphQL) As More ❯

Slang + Java Developer Duration: 6 months Eligibility: Contractor must be eligible for BPSS Location: London Payment: Must be PAYE through umbrella Role Description: Work with software engineering principles and practices. Experience in Goldman Languages Slang and Alloy is mandatory. Working knowledge of at least two high-level … programming languages such as Java or Python. Knowledge of algorithms, data structures, and enterprise applications. Ability to formulate clear and concise written and verbal descriptions of software and systems for engineering stakeholders, and track and manage delivery. Strong communication skills and ability to work in a team. Strong analytical More ❯

DV Cleared Java Developer - RESTful/Spring/Data Modeling (DV/Developed Vetting/DV Clearance) My London based client is looking to recruit an experienced Software Developer with expertise in RESTful/Spring and Data Modeling. This is a 9 month contract paying upto More ❯

Maxwell Bond | Strategic Partner in Talent Acquisition Global Tech Giant Up to £115k 2-3x a week in Shoreditch Are you a Senior Java Developer eager to lead the charge in innovation for one of Silicon Valley’s largest tech giants? This is a rare opportunity to … Senior Developers to lead new squads focused on greenfield projects. They have a strong engineering culture in the London office, and as their Senior Developer, you’ll work with Java (17+), SpringBoot, Kotlin and NoSQL databases . They’ve got their own internal cloud and toolings using Prometheus … and Grafana. As their Senior Developer, you’ll be: A key advocate for best coding practice, standards, and innovation. TDD approach is key for this as you’ll be owning the end to end development of the platform Experienced in mentoring and also hands on support of your team. More ❯

of home and office, subject to operational requirements. As part of the Global Equities Front Office technology team, an opportunity exists for an experienced developer to work on a real-time trade processing and client allocation platform. The platform is primarily built in Java and incorporates low-latency … memory database technologies. The role involves a mix of technical support tasks, including diagnosing production issues, applying bug fixes, and extending the platform using Java and a proprietary workflow/reporting framework. There are also opportunities to collaborate globally to enhance the core framework and develop new features. Candidates … complex equities trading workflows and familiarity with Fidessa ETP and/or CTAC is desirable. Key Responsibilities & Tasks: Develop new workflows using a proprietary Java-based framework Develop new reports using the same framework Collaborate with the global development team to enhance the platform Implement permanent fixes for development More ❯

Graduate Java Developer About Glue Reply: Glue Reply is the outcome-focused Architecture specialist within the Reply Group. Through services encompassing Business Change/Transformation, Strategy & Architecture, Data exploitation and Integration, Glue Reply is able to help its' clients succeed by turning strategy into tangible solutions and vision … develop your own expertise as a multi-skilled consultant About the candidate: Good knowledge of IT and Software Engineering Hands-on skills in Core Java, J2EE, JEE, Spring Boot and/or Apache Camel is a plus Strong communication skills and the ability to communicate appropriately at all levels More ❯

Role: Senior C#/Java Developer Salary: £60,000 – £65,000 | Location: UK Remote (No Sponsorship Available) Job Type: Full-Time, Permanent About the Role We’re seeking a Senior Developer to work on .NET applications and modernise a Java-based system for multi-platform support. … you’ll collaborate with engineers, designers, and QA to deliver scalable, high-performance solutions. Key Responsibilities Develop and maintain .NET applications and enhance a Java-based system Work closely with cross-functional teams to ensure software reliability and performance Implement automated testing and best development practices Contribute to system … architecture and mentor junior developers Requirements 5+ years’ experience in .NET/C# and Java Experience with Windows & Unix client applications Familiarity with cloud platforms (Azure, AWS, or GCP) Strong problem-solving and collaboration skills Desirable Skills Docker & Kubernetes Golang Apply now with your CV for immediate consideration and More ❯

About the Role: We are seeking an experienced and visionary Technical Lead with deep expertise in Java Springboot, microservices architecture, and solution design to lead the backend engineering efforts of our enterprise platforms. You’ll work closely with engineering managers, architects, mobile teams, and product stakeholders to deliver scalable … secure, and maintainable solutions. Job Description: Java Lead engineer will play a critical role in the design, development, and implementation of mission - critical applications and systems. They leverage their extensive technical expertise and leadership skills to lead complex projects, mentor junior team members and drive innovation across the organization. … someone who has clear basic fundamentals. CI/CD - Docker or Kubernetes concepts. Reactive Programming experience. Common Logging experience. Top Skills/Must Have: Java Development (Java 21/Java 17/Java 8). Micro-services Architecture - Spring/Springboot. Cloud - Azure is good to More ❯

About the Role: We are seeking an experienced and visionary Technical Lead with deep expertise in Java Springboot, microservices architecture, and solution design to lead the backend engineering efforts of our enterprise platforms. You’ll work closely with engineering managers, architects, mobile teams, and product stakeholders to deliver scalable … secure, and maintainable solutions. Job Description: Java Lead engineer will play a critical role in the design, development, and implementation of mission - critical applications and systems. They leverage their extensive technical expertise and leadership skills to lead complex projects, mentor junior team members and drive innovation across the organization. … someone who has clear basic fundamentals. CI/CD - Docker or Kubernetes concepts. Reactive Programming experience. Common Logging experience. Top Skills/Must Have: Java Development (Java 21/Java 17/Java 8). Micro-services Architecture - Spring/Springboot. Cloud - Azure is good to More ❯

if your qualifications and experience are a good fit for any of our openings. 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 … 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 development of functional test cases Develop deployment systems for Java-based systems Collaborate with product owners on user … 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 ❯

Java Developer (Must hold active SC) The Company: At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating rapid learning to provide exceptional value to our clients. Our company culture is centred around collaboration, where all colleagues … ll provide technical support for the transition of applications into live service and support. Your skills and experience What you’ll bring: Experience of Java AWS Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of More ❯

Java Developer (Must hold active SC) The Company: At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating rapid learning to provide exceptional value to our clients. Our company culture is centred around collaboration, where all colleagues … ll provide technical support for the transition of applications into live service and support. Your skills and experience What you’ll bring: Experience of Java AWS Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of More ❯

Java Developer (Must hold active SC) The Company: At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating rapid learning to provide exceptional value to our clients. Our company culture is centred around collaboration, where all colleagues … ll provide technical support for the transition of applications into live service and support. Your skills and experience What you’ll bring: Experience of Java AWS Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of More ❯

Java Developer - Security Cleared Locations: London, Manchester, Cheltenham Clearance: Active SC required (with eligibility for UKIC DV) Job Description We're looking for skilled Java Developers to join a high-performing team working on enterprise-scale custom software solutions across cutting-edge digital and cloud-based architectures. … changing requirements. Support deployment into live environments and ensure reliable service. Ensure alignment with both functional and non-functional requirements. Key Skills & Experience Strong Java development expertise and familiarity with core open source frameworks. Experience in building scalable, resilient systems. Solid understanding of XP practices: TDD, pair programming, CI More ❯

based, 5 days pw - Monday to Friday) Type: Full-time, Permanent Overview A leading FCA-regulated financial technology firm is seeking an experienced Backend Java Developer to join its growing team. This is a unique opportunity to contribute to the design and development of a brand-new trading … leadership role as the team expands. Key Responsibilities Design, develop, and maintain scalable and secure trading applications Write clean, testable, and maintainable code using Java and Spring Boot Build and integrate RESTful APIs and third-party services Participate in code reviews and Agile development processes Troubleshoot production issues and … processes where applicable Key Requirements Bachelor's degree in Computer Science, Information Systems, or a related field 5–8 years of professional experience in Java development Strong expertise with Spring and Spring Boot frameworks Proficiency in SQL (PostgreSQL preferred) and ORM technologies (e.g., Hibernate) Experience with REST API development More ❯

Are you a Java Developer with a couple of years experience, looking to level up your career in a meaningful way? Join a dynamic team building innovative software tools that support critical business operations. This hands-on role involves writing clean, well-tested code, collaborating with experienced developers … and contributing to real-world projects from day one. 🔍 What You’ll Do Develop and maintain Java-based applications Write clean, maintainable code using Test-Driven Development and modern best practices Troubleshoot and solve technical challenges alongside your team Learn and apply new concepts in a practical environment 💼 What … We’re Looking For 2+ years of professional Java development experience Strong knowledge of object-oriented programming and version control (Git) Experience with automated testing frameworks (JUnit, TDD) Good documentation and communication skills Enthusiasm for learning and professional growth Bachelor’s degree in Computer Science or related field If More ❯

Are you a Java Developer with a couple of years experience, looking to level up your career in a meaningful way? Join a dynamic team building innovative software tools that support critical business operations. This hands-on role involves writing clean, well-tested code, collaborating with experienced developers … and contributing to real-world projects from day one. 🔍 What You’ll Do Develop and maintain Java-based applications Write clean, maintainable code using Test-Driven Development and modern best practices Troubleshoot and solve technical challenges alongside your team Learn and apply new concepts in a practical environment 💼 What … We’re Looking For 2+ years of professional Java development experience Strong knowledge of object-oriented programming and version control (Git) Experience with automated testing frameworks (JUnit, TDD) Good documentation and communication skills Enthusiasm for learning and professional growth Bachelor’s degree in Computer Science or related field If More ❯

Job Title: Solution Engineer - Java Developer Location: London (Hybrid) Type: Contract We're looking for a Solution Engineer with strong Java development expertise to drive innovative, scalable technical solutions across a dynamic ecosystem. In this role, you'll collaborate with cross-functional teams and external partners to … product roadmaps Requirements: BS/MS in Computer Science or equivalent work experience 5+ years in web, software, or mobile app development Proficiency in Java and at least one of: JavaScript, .NET, PHP, Node.js, Python, Ruby on Rails Experience with REST and GraphQL APIs and web service consumption Knowledge More ❯