24 of 24 Permanent Java Developer Jobs in London

Senior Java Developer/Backend Engineer (AWS Spring Boot API) London/WFH to £100k Do you have expertise with backend Java development? You could be progressing your career in a senior, hands-on Java Developer role at a global FinTech/CFD trading company that has been consistently voted as one of the UKs … top employers. As a Senior Java Developer you will join a fairly new team working on a new crypto offering to design, develop and implement high performance cloud-native backend services including owning DevOps processes to ensure systems are robust, secure and observable. You'll be working with a modern tech stack using Java, Spring Boot, CI …/CD, Kubernetes, AWS, EKS and Grafana/Splunk. About you: You have advanced backend software engineering experience with Java, Spring Boot, REST, Postgres, Redis You have experience of running production workloads on Kubernetes (Amazon EKS preferred) You have a good knowledge of DevOps practices including CI/CD, IaC (Terraform) and container orchestration You have experience with observability More ❯

Java Developer - Remote Working Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Engaging in the entire software development lifecycle, from gathering requirements and designing … Advocating for and contributing to best practices in software engineering across teams and projects Key skills and experience: Must be either SC cleared or eligible Experience working as a Java Developer Java development experience Experience working within cloud environments If this role sounds of interest, then please apply with your updated CV. More ❯

Senior Java Developer Hybrid - 2 days onsite Our client, a leading enterprise organisation undergoing significant digital transformation, is seeking an experienced Senior Java Developer to join their high-performing engineering team. This is an excellent opportunity for a seasoned professional who thrives in complex environments and enjoys working with modern Java technologies at scale. What … you’ll bring: Proven experience in software design and development with Java-based technologies Experience in a senior developer or technical leadership role Strong, hands-on expertise with Java , Spring Boot , and microservices architecture Solid experience building REST APIs and working with containerisation tools such as Kubernetes or OpenShift Strong RDBMS skills and experience working with high … enterprise platforms Collaborative, Agile environment with strong technical leadership Long-term project stability and excellent career visibility Competitive rates/salary based on experience If you’re a Senior Java Developer ready to step into a role with real impact, we’d love to hear from you. Senior Java Developer Due to the volume of applications More ❯

Senior Java Developer - Remote Working Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Engaging in the entire software development lifecycle, from gathering requirements and … Advocating for and contributing to best practices in software engineering across teams and projects Key skills and experience: Must be either SC cleared or eligible Experience working as a Java Developer Java development experience Experience working within cloud environments If this role sounds of interest, then please apply with your updated CV. More ❯

Java Developer Hybrid - 2 Days/Week in London (Victoria) | £60,000-£80,000 + Benefits | Permanent We're seeking a talented Java Developer with strong Spring Framework experience to join a high-performing team delivering large-scale, enterprise-grade applications. Key Focus Areas: Design, develop, and maintain Java-based solutions using the Spring Framework … Collaborate with cross-functional teams to deliver high-quality software Contribute to solution design, performance tuning, and code reviews Requirements: Proven experience as a Java Developer (Spring Boot/Spring Framework) Degree in IT or a business-related discipline (essential) Experience within financial services or public sector environments (beneficial) Details: Hybrid: 2 days per week onsite in London More ❯

Low Latency Java Developer - FX options - Inside IR35 Central London - Hybrid - 3 days on site, 2 days remote 12 months Brief Our client is seeking a Low Latency Java Developer with hands-on experience in FIX protocol integration to join their FX Options technology team. You will play a hands-on role in modernising and optimising … the trading platform, delivering ultra-low latency solutions for front-office trading and risk management. Key Responsibilities Develop, optimise, and maintain low latency Java-based trading systems Implement and maintain FIX protocol connectivity for FX Options trading Work closely with Quants, Traders, and Risk teams to translate business requirements into high-performance solutions Take ownership of the end-to … and provide technical leadership within the development team Collaborate with cross-functional teams on architecture, design, and deployment of trading solutions Required Skills 5-10 years' experience as a Java Developer in front-office or trading environments Strong Java Core, multi-threading, and concurrent programming experience Proven experience with low latency system design and optimisation Hands-on More ❯

x Senior Java Developers Front Office Banking London I have 3 new exclusive opportunities for Front Office Java developers to join a thriving bank as they are building out their Front Office Java development team- 3 headcount- as part of growth and development. The bank area is Front Office pricing and risk, and we can look at … any front office Java developers Role details Role title: Senior Java developer/Java software engineer Employer: investment bank Front Office banking: Platform pricing and risk Location: London City (Liverpool Street station) and home working hybrid 50%/50% Permanent roles- 3 roles £90,000- £130,000 plus bonus Requirements: excellent java developer background … with pricing, and risk especially beneficial These new hires are a part of a growth plan for the front office area of this investment bank as they expand their java development skills. As the senior java developer, you will be hands on with Java 21 working with front office risk teams, trading desk, quants and devops More ❯

x Senior Java Developers Front Office Banking London I have 3 new exclusive opportunities for Front Office Java developers to join a thriving bank as they are building out their Front Office Java development team- 3 headcount- as part of growth and development. The bank area is Front Office pricing and risk, and we can look at … any front office Java developers Role details Role title: Senior Java developer/Java software engineer Employer: investment bank Front Office banking: Platform pricing and risk Location: London City (Liverpool Street station) and home working hybrid 50%/50% Permanent roles- 3 roles £90,000- £130,000 plus bonus Requirements: excellent java developer background … with pricing, and risk especially beneficial These new hires are a part of a growth plan for the front office area of this investment bank as they expand their java development skills. As the senior java developer, you will be hands on with Java 21 working with front office risk teams, trading desk, quants and devops More ❯

x Senior Java Developers Front Office Banking London I have 3 new exclusive opportunities for Front Office Java developers to join a thriving bank as they are building out their Front Office Java development team- 3 headcount- as part of growth and development. The bank area is Front Office pricing and risk, and we can look at … any front office Java developers Role details Role title: Senior Java developer/Java software engineer Employer: investment bank Front Office banking: Platform pricing and risk Location: London City (Liverpool Street station) and home working hybrid 50%/50% Permanent roles- 3 roles £90,000- £130,000 plus bonus Requirements: excellent java developer background … with pricing, and risk especially beneficial These new hires are a part of a growth plan for the front office area of this investment bank as they expand their java development skills. As the senior java developer, you will be hands on with Java 21 working with front office risk teams, trading desk, quants and devops More ❯

x Senior Java Developers Front Office Banking London I have 3 new exclusive opportunities for Front Office Java developers to join a thriving bank as they are building out their Front Office Java development team- 3 headcount- as part of growth and development. The bank area is Front Office pricing and risk, and we can look at … any front office Java developers Role details Role title: Senior Java developer/Java software engineer Employer: investment bank Front Office banking: Platform pricing and risk Location: London City (Liverpool Street station) and home working hybrid 50%/50% Permanent roles- 3 roles £90,000- £130,000 plus bonus Requirements: excellent java developer background … with pricing, and risk especially beneficial These new hires are a part of a growth plan for the front office area of this investment bank as they expand their java development skills. As the senior java developer, you will be hands on with Java 21 working with front office risk teams, trading desk, quants and devops More ❯

Job Title: Senior eFX Low Latency Java Developer Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert in low latency trading systems. This is a hands-on development role focused on building and optimizing pricing, hedging, and market connectivity systems for the … eFX trading desk. Experience in eFX pricing is essential , including price construction and algorithmic trading . You'll work closely with Java and C# developers, business analysts, project managers, and QA teams to deliver high-performance solutions. A strong understanding of FX trading, low latency architecture, and compliance within a trading environment is required. This is a hybrid position … updates. Support software releases, including occasional out-of-hours deployments. Ensure compliance with internal policies and regulatory requirements. Core Attributes & Skills Strong communication and analytical skills. Deep expertise in Java, especially in multithreading, low latency, and performance tuning. Solid understanding of FIX protocol and market connectivity. Proven experience in eFX pricing , including price construction and algo development . Experience More ❯

Job Title: Senior eFX Low Latency Java Developer Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert in low latency trading systems. This is a hands-on development role focused on building and optimizing pricing, hedging, and market connectivity systems for the … eFX trading desk. Experience in eFX pricing is essential , including price construction and algorithmic trading . You’ll work closely with Java and C# developers, business analysts, project managers, and QA teams to deliver high-performance solutions. A strong understanding of FX trading, low latency architecture, and compliance within a trading environment is required. This is a hybrid position … updates. Support software releases, including occasional out-of-hours deployments. Ensure compliance with internal policies and regulatory requirements. Core Attributes & Skills Strong communication and analytical skills. Deep expertise in Java, especially in multithreading, low latency, and performance tuning. Solid understanding of FIX protocol and market connectivity. Proven experience in eFX pricing , including price construction and algo development . Experience More ❯

reasonable adjustments for you from application onwards, including alternatives to the online form or to disclose a neurocognitive condition, please email The Role We are seeking a seasoned Senior Java Developer to join our dynamic team. The ideal candidate should possess strong proficiency and hands-on experience with Spring Boot and core frameworks integral to enterprise software development. … by UMG staff. It will involve use of web technologies, relational databases, API development and integration with other IT systems within UMG. If you are a proactive and experienced Java developer with a passion for leading teams and contributing to the broader development goals of the department, we invite you to apply and be part of our innovative … technical direction and long-term roadmap Drive continuous improvement Master the business domain and customer workflows Champion and evangelise best practices Skills and Experience Required Must Have: Proficiency in Java, with a focus on Spring Boot and core enterprise frameworks Strong understanding of enterprise software development and key design patterns Extensive experience with relational databases, SQL and ORM frameworks More ❯

Job Description Job Title: eFX Java Developer Location: London Company: Talan Type: [Full-time] About Talan Talan is a global consulting group specialising in business and IT transformation, with a strong presence in financial markets, digital innovation, and data-driven technologies. We partner with leading financial institutions to deliver innovative solutions that drive performance and resilience. We are … looking for a highly skilled eFX Java Developer with a strong background in front-office systems, low-latency trading platforms, and real-time market connectivity to join our team. Key Responsibilities Design, develop, and maintain low-latency Java applications supporting electronic FX (eFX) trading systems. Collaborate with front-office teams to build and enhance connectivity, market data … Solace message bus troubleshooting. Stay up to date with emerging technologies in FX trading, crypto markets, and distributed systems. Key Skills & Experience Essential: Strong hands-on experience with Core Java, including multithreading, concurrency, and low-latency techniques. Proven front-office experience in FX or e-trading environments. Experience in connectivity, market data, core pricing, and hedging strategies. Deep understanding More ❯

Quantitative Developer - Java, concurrency, distributed systems, message-oriented architectures, Python, large-scale data analysis A global electronic-trading firm is hiring a Quantitative Developer for its London team. The role focuses on analysing market microstructure, improving algorithmic trading behaviour, and implementing changes directly in Java-based production systems. It combines research, modelling, coding, and client-facing … quantitative work. Responsibilities Analyse trading data and market microstructure to enhance algorithmic performance. Design and implement models and strategy-logic updates (primarily in Java). Collaborate with engineering, testing, and support teams on deployment. Work with clients to explain model behaviour, gather feedback, and support execution consulting. Requirements Strong analytical mindset; clear communication skills. 3+ years Java experience … concurrency, Java 8+, testing, DI). Experience with electronic trading strategies; familiarity with distributed systems. Deep knowledge of European equity market microstructure. Strong Python and/or Java coding skills. Experience with high-frequency/low-latency environments and large-scale data is a plus. Master's or PhD in a quantitative or computational discipline. Permanent/Hybrid More ❯

Java Full-Stack DeveloperLocation: London (Hybrid)Salary: £85,000 – £90,000 + benefitsI’ve partnered with an exciting tech firm who are building software that transforms how stakeholders make important decisions. What started as a consultancy has evolved into a SaaS platform that helps organisations cut through hundreds of pages of board packs and focus on what matters. Their … products combine Java, AI, and modern web technologies to deliver clarity and speed for decision-makers.They’re estimated at nearly $30M, annually, and have 3 offices globally, with the view to grow their UK footprint. Having recently doubled down on AI-driven tools, they are tackling the biggest pain points stakeholders have, information overload and poor decision-making efficiency. … What You’ll Do Develop and enhance their core services built in Java (Spring Boot). Work on full-stack features using React (or similar modern JS frameworks). Collaborate on new product initiatives, including AI-powered tools. Contribute to architecture decisions and help shape the future Tech Stack Backend: Java (Spring Boot), Ruby on Rails (legacy), Golang More ❯

Senior Fullstack Java Developer London (Hybrid) Salary: £85,000–£90,000 (flexible based on experience) Start Date: Ideally December, January latestI’m working with a team that’s building something genuinely useful, an intelligent writing product designed to help professionals craft better board papers and consultancy reports. It’s not about flashy tech for the sake of it. … team is at the heart of it. They’re pragmatic, collaborative, and focused on building features that matter. That’s where you come in.We’re hiring two senior fullstack Java Developers to help shape the next phase of this product. You’ll be working across the stack, Java with Spring Boot on the backend, React on the frontend More ❯

Sanderson are working closely with a SME based in the London who are looking to grow their Java Developer capability. The company are looking to modernise how organisations manage and derive data. They are fast growing and looking for dynamics people to help them grow the business and capability. Skills required for the role: Strong experience in Java More ❯

Sanderson are working closely with a SME based in the London who are looking to grow their Java Developer capability. The company are looking to modernise how organisations manage and derive data. They are fast growing and looking for dynamics people to help them grow the business and capability. Skills required for the role: Strong experience in Java More ❯

We are working with a large, well-established bank undergoing a significant transformation of its core platforms, and we are seeking a Full Stack Developer—more heavily focused on backend engineering—to support this journey. This role is ideal for someone who is comfortable working with existing technologies while contributing to the modernisation of critical banking systems. The position … spans the full software development life cycle, with core technologies centred on Java and React, and suits a developer who values building robust, scalable solutions rather than focusing on the latest trends. The successful candidate will join a new, dynamic team and take ownership of designing and developing solutions from the ground up. This position is ideal for … a developer who enjoys working with both greenfield and brownfield systems, thrives on responsibility, and understands the importance of delivering high-quality outcomes for both the team and the wider business. They will be expected to collaborate closely with Senior Java and React Developers, UI/UX specialists and Agile Transformation functions to help architect and deliver applications More ❯

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 9, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract, engage, and delight customers by delivering … inbound experiences that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position to make decisions about what should be created, and how it should be … They believe that problems are solved with technology and experience, not process, and that mistakes are a normal part of learning. These roles would be suitable Graduate/Junior Developer who have recently graduated from university and have a basic understanding of any of the following technologies: Python, Linux, C# or Java; which might have been acquired as More ❯

faster, eliminating waste and applying this across the entire software delivery lifecycle for both internal customers and end users. Your skills and experience What you'll bring: * Experience of Java * Experience of Spring framework or equivalent. * Knowledge of software design patterns and when to apply them * Excellent knowledge of development processes. * Experience of containerisation using Docker or Kubernetes * Experience More ❯

Job Description Developer (PHP/Java) London 6-12 months Outside IR35 Specialist will be part of a Public Protection Directorate Project team working on Reporting services, making use of existing tech stack like PHP, Symfony framework, PostgreSQL. Specialist will be required to work with multiple development, support teams and existing vendor to understand legacy and new data … demonstrable experience of successfully delivering digital solutions that collect and manage personal and/or sensitive information with appropriate controls and protection Have demonstrable hands-on experience of PHP, Java, web application development, Micro services, PostgreSql, Git, Jenkins, Bash Scripting and Linux Experience in working Agile methodologies, TDD (Test Driven Development) and (CI & CD) Continuous Integration and Continuous Delivery … experience of successfully and collaboratively working, coaching and sharing knowledge with Public Sector client teams, particularly those with limited agile development experience. Have demonstrable hands-on experience in PHP, Java, Unit tests. Have existing, valid SC Clearance More ❯

venues (e.g., Tradeweb, Bloomberg, MTS, BrokerTec, MarketAxess). Configure and support FIX, streaming, and venue-specific protocols, ensuring accurate and reliable messaging. Develop high-performance, scalable services using Core Java (8/11/17) . Build and enhance components for pricing, order routing, and execution workflows. Apply low-latency, event-driven, and asynchronous design patterns to improve throughput … Conduct latency tuning, load testing, and system optimization. Collaborate with SRE/DevOps teams to improve observability, CI/CD, and deployment pipelines. Key Requirements: Strong expertise in Core Java, including concurrency, memory management, and GC tuning. Hands-on experience integrating and developing with TransFICC’s Connectivity Platform. Experience with electronic market protocols: FIX (4.x/5.x) Market-specific More ❯