projects successfully. Qualifications and Experience: Small team environment with the expectation of mucking in with general IT issues ranging from user upgrades to faulty hardware when necessary. Knowledge of Java, C# and Asp.net advantageous This is an office based role offering a competitive salary and benefits. This role is not a Hybrid Role, or a role that can be based More ❯
reading, south east england, united kingdom Hybrid / WFH Options
OCS Worldwide
projects successfully. Qualifications and Experience: Small team environment with the expectation of mucking in with general IT issues ranging from user upgrades to faulty hardware when necessary. Knowledge of Java, C# and Asp.net advantageous This is an office based role offering a competitive salary and benefits. This role is not a Hybrid Role, or a role that can be based More ❯
Java Developer – Derivatives A leading financial trade association is seeking a Java Developer to support industry adoption of a global data and digital standards framework used across derivatives markets. Key Responsibilities Contribute to the development and implementation of open-source data models for derivatives trade processing and regulatory reporting. Write clean, efficient Java and Python code and work within GitHub … firms and vendors to capture requirements, extend models, and test new functionality. Document code, manage sprints, and contribute to roadmap planning. Requirements Strong software-engineering background with hands-on Java/Python development experience. Knowledge of derivatives trade lifecycle , collateral management, and/or regulatory reporting. Skilled in data modelling and working with XML/JSON formats. Experience collaborating with More ❯
Bracknell, Berkshire, South East, United Kingdom Hybrid / WFH Options
Halian Technology Limited
Halian Technology are currently looking to hire a Senior Java Developer to work in the HealthTech space. We are looking for a UK-based professionals with a strong background in Java who want to work on a greenfield build with some of the latest technologies. You will not be alone in this joining a team of 20+ senior engineers who … are writing code to change peoples lifes so exciting time to sign up with this privately owned business. Key Skills needed: Java Development SQL Experience with one of UI technology CI/CD technologies The roles are Hybrid in Berkshire (Bracknell Area) Please note you must be UK-based/have the right to work in the UK to be More ❯
Full Stack Java Developer – Investment Banking – London (Hybrid) Our client, a global investment bank, is looking for a Full Stack Java Developer to join their London-based team working on bespoke front office applications within a mature, business-critical platform. Key Details: Location: Central London (3 days per week in-office) Team: Join a collaborative global team (London, Mumbai, New … York) Tech Stack: Core Java (v17), Angular (v18), Oracle DB Experience Required: Strong core Java development experience Front-end development with Angular Solid understanding of Oracle databases and caching strategies Exposure to financial institutions (investment banking experience ideal) This is a fantastic opportunity to contribute to the continuous evolution of a 20-year-old in-house platform at the heart More ❯
Luxoft is seeking a Lead Java Developer to join our Financial Services team in London. This is a hands-on leadership role where you’ll guide development teams, shape technical solutions, and drive delivery for high-impact projects in a fast-paced, client-facing environment. 💡 About Luxoft Luxoft, a DXC Technology Company, is a global digital strategy and software engineering … services. With a presence in 44 cities across 21 countries , we combine engineering excellence with deep domain expertise to help clients innovate and transform. 🔍 The Role As a Lead Java Developer , you’ll be responsible for managing technology across projects, providing technical guidance, and ensuring timely, high-quality software delivery. You’ll work closely with internal and external teams, support … infrastructure setup, and lead development efforts using modern Java-based technologies. 🧩 Key Responsibilities Lead technical discussions and provide architectural guidance to development teams Ensure process compliance and contribute to technical reviews Communicate with internal and external stakeholders on dependencies, tech stacks, and infrastructure Support development teams with technical decisions and best practices Maintain project documentation (Jira, Confluence, GitHub) Liaise with More ❯
slough, south east england, united kingdom Hybrid / WFH Options
SR2 | Socially Responsible Recruitment | Certified B Corporation™
approaches. Hands-on experience with AI/ML pipelines and vector databases (e.g. Pinecone, FAISS, Weaviate). Proficiency in Python plus at least one other backend language (TypeScript or Java preferred). Proven experience with AWS , containerisation, and infrastructure as code (Terraform, Docker). Solid understanding of API design, data modelling, and microservice architecture. Excellent communication skills, with the ability … to translate technical outcomes into business impact. Tech Environment Languages: Python, TypeScript, Java AI/LLM: OpenAI, Anthropic, Retrieval-Augmented Generation (RAG) Infrastructure: AWS (Lambda, ECS, S3), Terraform, Docker Databases: PostgreSQL, MySQL, Redis, vector databases DevOps: GitHub, CI/CD pipelines Why Join Competitive salary and comprehensive benefits package 25 days annual leave + bank holidays Paid sick leave and More ❯
Our client, a major Quantitative Hedge fund, is looking to hire a skilled Java Software Engineer to help build out the firm's trading systems and tooling. This role allows you to join one of the world's most successful hedge funds, collaborate with an exceptionally talented team operating in a hybrid approach, and earn market-leading compensation packages. Responsibilities … Help build out the firm's real-time trading systems, OMS and EMS using Core Java Collaborate with the Technology teams and Quants/Traders to optimize trading systems Desirable Candidates: Bachelor's degree in Computer Science, Finance, or a related field. 3+ years of Java Development experience within the financial industry Previous Order Management System development experience at a More ❯
slough, south east england, united kingdom Hybrid / WFH Options
techstack Recruitment
Principal JavaScript Performance Engineer (with C++/Java/C# exposure) Location: London (Hybrid – 2 days WFH) Salary: £150,000 - £200,000 (Permanent)pension, private healthcare, gym membership, 25 days + 8 BH holiday allowance, tech/hardware budget. A high-growth software company is building the gold standard in UI frameworks and data-intensive visualisation technology . With millions … test, release, and iterate. Contribute to a product used by developers and enterprises worldwide. What you’ll bring Mastery of vanilla JavaScript and TypeScript , with additional exposure to C++, Java, or C# . Strong knowledge of data structures, algorithms, and performance optimisation . Experience with frameworks like React, Angular, or Vue , and a deep understanding of DOM internals and rendering More ❯
Wokingham, Berkshire, South East, United Kingdom Hybrid / WFH Options
Halian Technology Limited
well-structured, high-performing teams to deliver on a clear, strategic roadmap over the coming years. What youll be working on: Mostly automation-focused development using a solid stack: Java, JavaScript, SQL , and AWS . Youll also be working with TDD , JUnit , and other testing tools as part of the workflow. The details: Hybrid working (23 days in the office … bonus Initial focus: 12 years dedicated to automation, with opportunities to move into other areas of the business as you grow This is ideal for someone with some commercial Java experience who wants to deepen their skills while contributing to meaningful, long-term projects. Apply now below More ❯
Trading Platform | Global Investment Bank A leading global investment bank is hiring a Technical Business Analyst to join its front office technology division, working on the bank’s flagship Java-based Rates and Credit trading platform. This is a key system covering pricing, real-time data, and trade processing across global markets. You’ll be joining a 25-person global … requirements and translating them into clear technical solutions Contribute to solution design, collaborating closely with developers and architects on system improvements Build a deep understanding of the platform’s Java-based microservice architecture Work on the modernisation and re-architecture of core systems with a greenfield mindset Engage in end-to-end delivery across design, testing, and release Occasionally contribute … a front office trading environment Solid understanding of systems architecture and software delivery processes Experience gathering requirements from trading or quant teams Exposure to OO programming languages (e.g. Python, Java, C#) Excellent stakeholder management and communication skills Comfortable working in Agile teams Nice to Have: Experience with Fixed Income products or pricing systems Knowledge of Java, microservices, Kafka, or cloud More ❯
Engineer in Test with a strong background in software testing, automation development, and DevOps. The ideal candidate will have hands-on experience across a wide range of technologies including Java, Node.js, CI/CD, Terraform, Azure, Docker, and service virtualisation. This role also involves working with cutting-edge AI technologies and infrastructure as code (IaC) implementations. Candidate should be SC … cleared. Key Responsibilities: Design and implement scalable automated test frameworks using Java and Node.js. Develop and execute automated test suites for functional, regression, and non-functional testing (e.g., performance, scalability, reliability). Perform API testing and ensure robust validation of service integrations. Build and maintain CI/CD pipelines using GitHub Actions, Maven, and other DevOps tools. Implement Infrastructure as … of Agenti AI solutions using various LLM models hosted on Azure Foundry. Apply service virtualisation techniques to simulate unavailable or third-party services during testing. Debug complex issues in Java and Node.js applications, providing detailed root cause analysis and resolution. Ensure test environments are secure, scalable, and aligned with production configurations. Document test strategies, plans, and results clearly and concisely. More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Formula Recruitment
close to the code and has a passion for this! What we expect from the Senior Engineering Manager: • 10+ years experience in software engineering - All things JavaScript, TypeScript + Java • 3+ years experience as an engineering manager - proven people/technical leadership experience. • Proven experience in system architecture design, including scalable, reliable and performant solutions. • Experience scaling and building engineering … best practices. • Highly confident and clear communication skills, with the ability to work with non-technical and technical stakeholders. Comfortable leading Engineers in the following stack: • Typescript/Next.js • Java 11 - 17 • PostgreSQL/Kafka • Cucumber/Cypress/Playwright • AWS/Kubernetes/Terraform Benefits: • 20% bonus • Life assurance • Pension scheme • 25 days annual leave (extra buy-in scheme More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Caspian One
in a leadership or management role. Deep expertise in financial services, particularly in areas such as market risk, credit risk, or risk analytics. Proficiency in programming languages such as Java, Python, or Scala, and familiarity with modern frameworks. Experience working with cloud platforms (AWS, Azure, or GCP). Strong grasp of the software development lifecycle, agile methodologies, and DevOps principles. … management abilities. Demonstrated capability to lead cross-functional teams and deliver complex technical projects. Solid understanding of financial products and risk concepts. Technical & Professional Requirements Hands-on experience with Java and Oracle (current stack), and exposure to AWS, Python, and Snowflake (future stack). Proven ability to manage and mentor engineering teams. Strong background in risk technology or related domains More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Investa
to software development Your background Proven track record working with critical services or high-volume applications Strong proficiency in a number of programming languages, which can include Python, TypeScript, Java, JavaScript, Go and others Highly driven by technology with experience across multiple platforms Familiarity with serverless technologies (AWS, Azure or GCP) Strong understanding of system architecture, event-driven design and … grow the organisation Your background Proven track record working with critical services or high-volume applications Strong proficiency in a number of programming languages, which can include Python, TypeScript, Java, JavaScript, Go and others Highly driven by technology with experience across multiple platforms Familiarity with serverless technologies (AWS, Azure or GCP) Strong understanding of system architecture, event-driven design and More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Radley James
Join a Tier 1 Investment bank in their leading global FX trading platform as a Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable real-time transaction processing, configuration management, and support for quantitative research and trading teams. Key Responsibilities … to deliver platform enhancements Drive performance tuning and solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/TypeScript & HTML5 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar with modern SDLC tools and CI/CD workflows Competitive compensation More ❯
the design of large kdb+ systems. Strong understanding of computer science fundamentals and modern software development practices. Experience with development in a Unix and/or Linux environment. Core Java development experience is often required. Experience with low-latency systems development and tick data capture. Knowledge of market data and algorithmic trading data is highly beneficial. Experience with various financial More ❯
Java Developer with experience of the ION Marketview product set required by a global banking organisation seeking to increase their footprint in London. We are supporting the programme to grow our client's UK business, which currently utilises the ION suite for fixed income trading. This role will be part of an effort to modernise all aspects of the stack More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Hawksworth
Hawksworth are now recruiting for a Senior Java Developer with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency Java Developer 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working from home pw) This is … a IT Low-Latency, Java Developer position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low latency tuning and someone who has achieved low … latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a Senior Java Developer Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance monitoring Significant low latency (Optimizing & tuning ) If you More ❯
Experience in Maximo Application Suite, Maximo Manage 8.x Mandatory Java, Javascript, Jython, SQL knowledge Strong experience in Maximo Manage configuration and customization Strong experience in complex customizations using Maximo MBOs, Java, and automation scripts. Strong experience in integrating external systems like Salesforce Strong experience in integrations using REST APIs, JSON, and MIF (Maximo Integration Framework). DevOps practitioner with Bitbucket More ❯
Engineer in Test with a strong background in software testing, automation development, and DevOps. The ideal candidate will have hands-on experience across a wide range of technologies including Java, Node.js, CI/CD, Terraform, Azure, Docker, and service virtualisation. This role also involves working with cutting-edge AI technologies and infrastructure as code (IaC) implementations. Key Responsibilities: Design and … implement scalable automated test frameworks using Java and Node.js. Develop and execute automated test suites for functional, regression, and non-functional testing (e.g., performance, scalability, reliability). Perform API testing and ensure robust validation of service integrations. Build and maintain CI/CD pipelines using GitHub Actions, Maven, and other DevOps tools. Implement Infrastructure as Code (IaC) using Terraform for … of Agenti AI solutions using various LLM models hosted on Azure Foundry. Apply service virtualisation techniques to simulate unavailable or third-party services during testing. Debug complex issues in Java and Node.js applications, providing detailed root cause analysis and resolution. Ensure test environments are secure, scalable, and aligned with production configurations. Document test strategies, plans, and results clearly and concisely. More ❯
to join their elite team in London. Role Overview This is a client-facing, technical position where you’ll take end-to-end ownership of building and deploying custom Java-based simulation solutions. You’ll work directly with clients – from technical teams to C-level executives – to understand their needs and deliver high-impact solutions. Expect autonomy, complex problems, and … a fast-paced, product-driven environment. Key Responsibilities • Build and deploy bespoke simulation solutions for clients • Develop and maintain Java applications • Work across the full delivery lifecycle – from requirements to production • Integrate large-scale data into advanced simulation and AI frameworks • Collaborate on platform architecture with the internal engineering team • Rapidly prototype and iterate based on client feedback • Travel to … client sites (10–20% as needed) Essential Requirements • MSc or PhD in Computer Science, AI, or related from a top-tier university • Strong Java skills; working knowledge of Python • Experience with large-scale data integration and processing • Excellent problem-solving and communication skills • 2+ years of post-university experience • Ability to translate business needs into technical solutions Desirable • C++ experience More ❯
management. Helping develop a testing approach Experience: Working experience in a few of these technologies, e.g., Dell Boomi, Snap Logic, MuleSoft, APIGEE, AWS, Microsoft Azure, SQL/DB, Salesforce, Java/JavaScript, BI/Analytics, etc. (Preferred but not mandatory) Understanding of SaaS, iPaaS, and Data platforms like Salesforce, NetSuite, Boomi, Apigee, Snowflake, Azure Data Platform, etc. (Preferred but not … and infrastructure architecture. Some knowledge and experience in IT infrastructure and cloud development. Data analytics and data modeling skills and extensive experience in one of the programming languages from Java, Python, .NET, JavaScript, SQL Personal Attribute An agile way of working. Excellent communication skills. Project and resource management skills. Qualifications Any Graduate (Engineering or MCA) Salary and Perks In commensurate More ❯
Apply prompt engineering, Retrieval-Augmented Generation (RAG), and context-aware pipelines to enhance model accuracy and relevance. Integrate AI models with enterprise systems, APIs, and data stores using Python, Java, or Node.js. Collaborate with architects to define scalable, secure, and cost-efficient AI service architectures. Implement AI/ML pipelines for training, validation, and deployment using tools like MLflow, Vertex … implementations using agile methodologies. Document and present solution designs, technical findings, and outcomes to leadership and clients. Mandatory Skills Description: Strong programming skills in Python (preferred), with experience in Java or Node.js. Hands-on experience with LLMs (e.g., GPT, LLaMA, Claude, Mistral), Transformers, and Diffusion models. Experience with Hugging Face Transformers, LangChain, LLM orchestration frameworks, and prompt tuning. Familiarity with More ❯
motion, and the company is scaling toward 350400 employees. They're building well-structured, high-performing teams to deliver on a clear, strategic roadmap over the coming years. Senior Java Developers 2 positions available Were looking for two experienced Java developers to play a key role in delivering long-term projects and supporting the growth of the wider engineering team. More ❯