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    Backend Engineer: Python/Java APIs & Scalable Systems

    ELLIOTT MOSS CONSULTING PTE. LTD. is seeking a skilled Backend Developer in Penarth, Wales. The successful candidate will design, develop, and maintain scalable backend services using Python and Java. Responsibilities include implementing RESTful APIs, integrating backend services with front-end applications, an ...

    Graduate Software Engineer Python/Java/C/C++

    Java Script Works is looking for a Graduate Software Developer to join their team in Cambridge, United Kingdom. The ideal candidate should have a minimum of AAA at A Level or equivalent UCAS points and be proficient in coding with C++, Java, Python, JavaScript, or C#. The role offers a competitive salary of up t ...

    Lead Software Engineer – Python/Java, Equity Derivatives

    J.P. MORGAN is seeking a Lead Software Engineer to join their Markets Technology team in Greater London. This role involves designing and delivering secure and stable technology solutions that align with business objectives. The ideal candidate will have extensive experience in software engineering, capable o ...

    Remote Software Engineer (Python & Java) AI & Autonomy

    Leidos is seeking a Software Engineer (Python & Java) in Farnborough, UK, to work on Maritime Internal Research and Development. The role involves developing software solutions and requirements, integrating software products, and working within Agile environments. Ideal candidates should demonstrate proficiency ...

    Lead Software Engineer Markets Tech (Python/Java)

    JPMorgan Chase & Co. is seeking a Lead Software Engineer to design and deliver secure technology solutions in the Markets Technology team. The role involves ensuring production outcomes for critical workflows and collaborating within an agile team. Candidates should have a Bachelor's degree in Computer Science a ...

    Senior Python/Java Engineer — Cloud & AI Innovator

    JPMorgan Chase & Co. is looking for a Senior Python Engineer in London to enhance and deliver technology products. This role involves developing secure production code, optimizing semantic search workflows with AI, and serving as a subject matter expert in cloud deployment. Candidates should have advanced Python ...

    Senior Java/Python Software Engineer – Scalable Systems

    A leading global financial institution is seeking an Experienced Software Engineer to join their Technology team in Bournemouth. The successful candidate will design and deliver scalable technology products, utilizing Java or Python in an agile environment. Responsibilities include developing software solutions, ...

    Lead Software Engineer Java/Python, Scalable FinTech

    J.P. MORGAN is seeking a Lead Software Engineer within the Commercial & Investment Bank's Equities Technology team in Greater London. This role requires 12+ years of experience in software engineering, along with expertise in Java, Python, and SQL. The candidate will be responsible for delivering high-quality pr ...

    Senior Software Engineer with Python and Java

    Senior Software Engineer with Python and Java Our Client is looking to recruit a brilliant Software Engineer with upwards of 5 to 10 years solid proven track record of developing complex applications with Python coupled with Machine Learning and ideally Go. We’re looking to recruit initia ...

    Hybrid Backend Engineer – Java Spring Boot & Python

    Methods Business and Digital Technology is seeking a Back-end Developer specializing in Java Spring Boot and Python. This permanent hybrid role requires three days on-site in London. You will lead the migration of core architecture to a cloud-native landscape and design technical connectors for global channels. ...

    Cybersecurity Backend Engineer (Java/JS/Python) Cloud

    MCS Group is seeking multiple Software Engineers to support a global technology organization's Cyber Security Engineering teams in Belfast. This opportunity involves designing and developing scalable backend services, APIs, and cloud-native applications in a collaborative environment. Candidates should have 3+ y ...

    Lead Public Cloud Platform Engineer (Java/Python)

    JPMorgan Chase & Co. is seeking a Lead Software Engineer in Public Cloud Engineering, focusing on architecture and reliable platform solutions. You will contribute to design and implementation, enhancing operational stability while fostering a culture of improvement and inclusion. The ideal candidate h ...

    Graduate Software Engineer – Java, Python & Scala (London)

    WorksHub is looking for a Graduate Software Engineer located in London, United Kingdom. This full-time role offers a competitive compensation package. Candidates should have a degree in Computer Science or Information Technology, proficiency in programming languages like Python and Java, and a solid understandin ...

    Lead Software Engineer Markets Tech (Python/Java)

    JPMorgan Chase & Co. is seeking a Lead Software Engineer in the Markets Technology team to design secure, scalable solutions that support business objectives. You will collaborate across functions to create products and improve stability and delivery predictability. The ideal candidate will have a Bach ...

    Senior Lead Software Engineer Python & Java (FrontOffice)

    TwinThread is seeking a Senior Lead Software Engineer with a strong background in Python and Java, located in London, UK. In this role, you'll be involved in developing crucial technology solutions in collaboration with the QES team, enhancing and delivering market-leading products. The ideal candidate ...

    Blockchain & DLT Engineer II Java, Python & TS

    TwinThread is looking for a Software Engineer II in London to join our engineering team. You will contribute to the development of blockchain applications using Java, Python, and TypeScript. The role offers the opportunity to engage in collaborative projects with experienced engineers, focusing on scalable and s ...

    Senior QA Engineer: Growth Driven Quality & Automation

    Java Script Works is seeking a seasoned software engineer in Greater London. The ideal candidate will have at least 5 years of experience in QA and software engineering, along with proficiency in one or more programming languages such as Java, TypeScript, or Python. You will be responsible for producing high-qua ...

    Senior QA Engineer: Growth Driven Quality & Automation

    Java Script Works is seeking a seasoned software engineer in Greater London. The ideal candidate will have at least 5 years of experience in QA and software engineering, along with proficiency in one or more programming languages such as Java, TypeScript, or Python. You will be responsible for producing high-qua ...

    Lead React Developer Full Stack (React/Laravel)

    Tank Recruitment is seeking a Full Stack React Developer based in Oxfordshire. This role involves taking full ownership of existing applications and building new features from concept to production. The ideal candidate will have strong commercial experience with React and TypeScript, good knowledge of HTML/CSS, ...

    Senior Frontend Engineer React + TypeScript Expert

    Java Script Works is hiring a Senior Frontend Engineer in Belfast, United Kingdom. The ideal candidate will have strong commercial experience with React and TypeScript, and a solid understanding of modern JavaScript (ES6). Responsibilities include working with design systems and ensuring responsive designs. Sala ...

    Java Developer

    Job Description:Scroll down to find the complete details of the job offer, including experience required and associated duties and tasks.Senior Java Developer - Full Stack Java, AWS, Angular / ReactLeeds (Hybrid - 3 Days Per Week)£70,000-£75,000 + 10% BonusPermanentA well-established tech ...

    Senior Full Stack React Developer

    Senior Full-Stack React Developer - Contract Remote | UK-Based Consultancy | Human Behaviour Meets AI Are you looking to build software that truly makes a difference? Our client is on the lookout for a Senior Full-Stack React Developer to help shape the future of a uniqu ...

    React Developer Full Stack Developer

    React Developer (Full Stack, React/Laravel) Location : Oxfordshire Tech stack: React, TypeScript, PHP, Laravel, MySQL, Redis, Git About the role A key Client of ours are looking to bring a talented React developer into the team to take full o ...

    Full Stack Engineer: TypeScript & Python for Respiratory Health

    Java Script Works in Cambridge is looking for a Full-Stack Software Engineer to enhance respiratory healthcare through innovative web applications. You will work with technologies like TypeScript and Vue.js, contributing to cross-functional teams to deliver effective solutions. Proficiency in back-end ...

    Full‑Stack .NET/React Developer

    Capgemini is seeking a Full-Stack Developer in Milton Keynes to work hands-on with both backend (.NET/C#) and frontend (React/TypeScript) technologies. The successful candidate will build high-volume, highly available enterprise applications while collaborating with cross-functional teams. Responsibilities inclu ...

    Full Stack Next.js / React Developer

    About IP House At IP House, we empower brands, legal professionals, and rights holders to manage and protect intellectual property, both online and offline, on a truly global scale. Through cutting‑edge technology and deep cross‑border expertise, we deliver scalable, end‑to‑end solutions for IP p ...

    Full Stack Next.js / React Developer

    At IP House, we empower brands, legal professionals, and rights holders to manage and protect intellectual property, both online and offline, on a truly global scale. Through cutting-edge technology and deep cross-border expertise, we deliver scalable, end-to-end solutions for IP portfolio management, enfo ...

    Full Stack Developer (.NET / React)

    Full Stack Developer (.NET / React) Location: Luton (On-site) Salary: £45,000 - £55k We're working with a growing, family-run business in Luton who are investing heavily in technology and automation. They're looking for a Full Stack Developer to join a small, hand ...

    Senior Full Stack React Developer

    Senior Full-Stack React Developer - Contract Remote | UK-Based Consultancy | Human Behaviour Meets AIAre you looking to build software that truly makes a difference?Our client is on the lookout for a Senior Full-Stack React Developer to help shape the future of a unique AI ...

    Full Stack Developer (.NET / React)

    Full Stack Developer (.NET / React)Location: Luton (On-site)Salary: £45,000 - £55kWe’re working with a growing, family-run business in Luton who are investing heavily in technology and automation.They’re looking for a Full Stack Developer to join a small, hands-on team working across internal sys ...

    Senior Full Stack React Developer

    Senior Full-Stack React Developer - Contract Remote | UK-Based Consultancy | Human Behaviour Meets AIAre you looking to build software that truly makes a difference?Our client is on the lookout for a Senior Full-Stack React Developer to help shape the future of a unique AI ...

    Senior Frontend Engineer Next.js & TypeScript

    Java Script Works is seeking a Senior Software Engineer (Frontend) to join their team in London, United Kingdom. The role focuses on managing front-end development using React and Next.js to design and implement seamless user interfaces. Ideal candidates will have strong experience in TypeScript and a passion fo ...

    Senior Frontend Engineer — React & TypeScript

    Java Script Works in Manchester is seeking a Frontend Software Engineer with 3-4+ years of experience to develop and maintain robust, scalable frontend applications. The ideal candidate will have strong proficiency in JavaScript (ES6+), TypeScript, and expertise in React. The role involves writing clea ...

    Java Developer (Java Monolith)

    We are looking for a Software Development Engineer Java . You will work in the team responsible for supporting, maintaining and developing changes for the Customer facing Savings & Mortgage websites for our 3 brands YBS, Chelsea and Accord (Java/ Spring MVC architecture ). This is an exciting ...

    Java Developer (Java Monolith)

    We are looking for a Software Development Engineer – Java . You will work in the team responsible for supporting, maintaining and developing changes for the Customer facing Savings & Mortgage websites for our 3 brands YBS, Chelsea and Accord (Java/ Spring MVC architecture). This is a ...

    Java Developer (Java Monolith)

    Job Description We are looking for a Software Development Engineer – Java. You will work in the team responsible for supporting, maintaining and developing changes for the Customer facing Savings & Mortgage websites for our 3 brands YBS, Chelsea and Accord (Java/ Spring M ...

    Java Developer (Java Monolith)

    Job Description We are looking for a Software Development Engineer – Java. You will work in the team responsible for supporting, maintaining and developing changes for the Customer facing Savings & Mortgage websites for our 3 brands YBS, Chelsea and Accord (Java/ Spring M ...

    Full Stack Software Engineer — JavaScript, LiveView, Elixir

    Java Script Works is looking for an experienced Software Engineer to join their team in Luton. The ideal candidate will have a strong background in software development and proficiency in programming languages such as JavaScript, LiveView, C++, React, Elixir, and Erlang. This position involves both backend and f ...

    Java Software Engineer

    Java Software Engineer – Defence, Cyber & Intelligence | Full-Time | eDV Clearance Required Is this the role you are looking for If so read on for more details, and make sure to apply today.We are seeking Software Engineers at all levels to join a leading aerospace and ...

    Senior Asset Management Trading Systems Engineer – London

    Goldman Sachs is looking for an engineer to join the Asset Management Trading Engineering team in Greater London. You'll work on digitizing and automating trading flows and engage in full-stack development using technologies like React and Java. Ideal candidates have fluency in Java and a solid grasp of test-dri ...

    Forward Deployed Engineer, AI in London MongoDB

    Proficiency in Full-Stack Development Proficiency in building modern, full-stack applications with back end development in Python, Node.js, or Java, and front end development with frameworks like React, Angular or Next.js. Experience with AI Solutions Understand and have implement ...

    AI Driven Full Stack Engineer | RAG & LLM Specialist

    Proficiency in Full-Stack Development Proficiency in building modern, full-stack applications with back end development in Python, Node.js, or Java, and front end development with frameworks like React, Angular or Next.js. Experience with AI Solutions Understand and have implement ...

    Elastic Stack Engineer for AI Driven Data Platform

    Java Script Works is seeking an Elastic Stack Engineer to join their team in Greater London. In this role, you will engage with advanced technologies including artificial intelligence and machine learning, collaborating with multiple development teams to drive data projects. The position offers a competitive sal ...

    Fullstack Product Engineer — TypeScript, Serverless & React

    Java Script Works is looking for a product-focused engineer in Greater London, UK. The successful candidate will be involved in product work, utilizing expert-level understanding of Typescript and serverless architecture. Key responsibilities include developing a React frontend, implementing Firebase Auth, and i ...

    Principal Front End Engineer: React & TS

    Java Script Works is seeking a Principal Front-End Engineer based in Newcastle upon Tyne. This role focuses on leading the development of high-quality UI components using React and TypeScript, while collaborating with designers and backend engineers. Your technical expertise will be crucial in shaping ...

    Frontend Java Developer Fintech London + 10 40% Bonus

    Java Script Works is seeking a Frontend Java Developer to join a well-known trading firm in London. This role offers a competitive salary of £90,000 plus performance bonuses of 10% to 40%. Ideal candidates will possess strong skills in JavaScript, React, and other modern technologies. Prior experience in finance ...

    Software Engineering, Data & Analytics Applications Team Lead

    Software Engineer, Full-Stack Applications – Ratings Technology Business Unit: Fitch Group | Category: Information Technology | Location: Manchester, GB | Date Posted: May 20, 2026 Fitch Ratings is seeking a Software Engineer to join our global Ratings Technology team in Manchester. You'l ...

    Senior React Frontend Engineer Payments Contract (London)

    RevTech is seeking a Frontend (React) leaning full stack engineer for a contract role until the end of 2026, with a daily pay of up to £520 (Inside IR35 via Umbrella). The role will be 3 days per week onsite in London, focusing on integrating REST APIs and working with various Front End tools. Strong experience ...

    Cloud Native Full Stack Engineer AWS & DevOps

    TEKsystems is seeking a Full Stack Software Engineer based in Belfast, UK. This role involves supporting a large cloud transformation initiative for a multinational financial services organization. Candidates should have experience with Full Stack Development (Java or Go, Python) and Cloud Native Development (AW ...

    Product Engineers – Java Spring Boot and Full Stack Opportunities

    Overview At Allstate, great things happen when our people work together to protect families and their belongings from life’s uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers’ evolving needs. From advocating for seat belts, air bags and gradu ...

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