132,411+ Java Developer Java Developer Lead Jobs in London, UK — Local Employers Hiring July 2026

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Secure Java Backend Engineer | Microservices

Forward Role is seeking engineers to design and develop secure Java-based services for mission-critical environments. The role emphasizes backend development, microservices, and collaboration across various technology landscapes. Candidates should have a solid Java background, experience with distribut ...

Senior Software Engineer C# / Java

Overview Threecolts is the leading software suite for online & offline consumer brands (Amazon, Walmart, Target, Shopify, eBay, etc.). We’ve built a powerful ecosystem of software solutions to help businesses grow smarter — from revenue recovery and retail finance, to multichannel operations and p ...

Engineering Manager Java AI FinTech

This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Tech Recruiter - Software Engineering at Client-Server Engine ...

Software Engineer III Java/React

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorgan Chase within the PricingDirect technology team you will be focused primarily on the build-out of our new client facing platform which includes web- ...

Intermediate and Senior Java Engineer

Role Intermediate and Senior Java Engineer Title Associate/AVP Location London, UK (Day 1 Onsite/Hybrid) – Fulltime Mode of Work 3 days/week onsite required Required Experience 4-8+ years Position Overview W ...

Software Development Engineer II (Java)

About the role Tesco’s Lists and Substitutions Team sits at the heart of the Product Discovery space, powering features like your Favourites, Usuals, and the Substitution Carousel across tesco.com and our mobile apps. If you’ve shopped with us, you’ve already used our services. We’re look ...

Senior Java Engineer AI Enablement

Senior Java Engineer – AI Enablement IG Group is a FTSE250 FinTech company building mobile, web and desktop platforms for trading. We are forming a Service Modernisation & AI team to pioneer AI‑first development practices in financial services. About the Team You will join a small ...

Mid Level Core Java Engineers

About us Travelfusion is the world's largest travel B2B content aggregator for low cost airline flights powering the ability to search and book these flights on leading online, business and leisure travel agents websites, mobile sites and call centres worldwide. The business also offers a wide ra ...

Java Solution Architect Insurance Sector

Lead and oversee the development of complex solutionsAI focused roleAbout Our ClientOur client is in the Insurance sector and is looking to grow their team with a Java Solution Architect. This is a hybrid role with 1-2 days a week in London.Job Description</ ...

Inspiring Computing Teacher Java & Python

Perham Education Partnership in Greater London is seeking an Innovative Computing Teacher to join their outstanding team. The ideal candidate will have experience in teaching programming languages like Java and Python, along with strong interpersonal skills to engage and motivate students. This full-time positio ...

Principal Engineer (Backend focus Java)

Job Description: Principal EngineerRole Title: Principal Engineer (Tech Lead)Location: London (Hybrid - 3 days per week)Reporting to: Delivery Lead / Client Services DirectorCore Tech: Java, React, AWSWho We AreWe’re on a mission to close the worl ...

Software Engineer Java Kafka API

Software Engineer / Developer (Java Kafka API) London / WFH to £90kAre you a Java technologist seeking a role where you can work on ground breaking technology, continually learning and progressing your career?You could be joining a global technology consultancy.What's in it for ...

Principal AI Software Engineer Java

Our client - a global automotive systems industry leader - is looking to hire an Principal AI Software Engineer (Java) to join them on an initial 6-month contract, with a view to transition to permanent employment.This role will be operting as part of a high-functioning team focused on AI-forward proje ...

Senior SDET – Java – AI/ML

Job Description You Will - Design Develop and Maintain test frameworks for automation. Define Automated Test Cases Provide suggestions to improve Automation and test processes Develop and maintain shares testing libraries Participate in team planning ...

Java Software Engineer Systematic Trading

Java Software Engineer - Systematic TradingLondon | £120,000-£160,000 + bonusJava, Trading Execution, PythonThe RoleThis is a hands‑on Java engineering role sitting close to the trading desk, focused on the evolution of a proprietary execution ...

Quantitative Engineer

Job Opportunity Quantitative Engineer - Exotic DerivativesLocation: London, UK (Canary Wharf)Engagement: 12-Month Contract | Hybrid (3 days/week in office)Role SummaryWe are hiring a hands-on Quantitative Engineer with 15+ years of experience to join a premier financial institutio ...

Senior Software Engineer, Developer and Agent Experience

Minimum qualifications: Bachelor’s degree or equivalent practical experience. 5 years of experience with software development in one or more programming languages (e.g., Java, Go, Python), with 3 years of experience testing, maintaining, or launching software products. < ...

FX Quantitative Developer

Bonhill Partners are working closely with a well-established Crypto exchange to hire a Quantitative Java Developer to work on their low latency/HFQ trading platforms. This is a Hybrid role with a requirement of 2/3 days in office. Requirements: Advanced Java develop ...

Senior Full Stack Developer (React & C#.NET)

Senior Full Stack Developer (React & Java script) Contract Length: 12 Months Location: London - 3 Days a week Daily Rate: Circa 650/Day (Inside IR35) Join our dynamic team as a Senior Full Stack Developer, where your expertise in React JS and Java script Core will shine! W ...

Principal Software Engineer

1 week ago τί Be among the first 25 applicants SR2 | Socially Responsible Recruitment | Certified B sortion™ provided pay range This range is provided by SR2 | Socially Responsible Recruitment | Certified B Corporation™. Your actual pay will be based on your skills and experience — talk w ...

12 Month Internship FX IT Developer

Job descriptionBusiness typeTypes of Jobs - IT, Digital et Data Job title12 Month Internship - FX IT Developer Contract typeInternship/Trainee Term (in months)12 Months ...

12 Month Internship FX IT Developer

Job descriptionBusiness typeTypes of Jobs - IT, Digital et Data Job title12 Month Internship - FX IT Developer Contract typeInternship/Trainee Term (in months)12 Months ...

12 Month Internship FX IT Developer

We are seeking a Developer with strong communication and customer-facing skills, who is eager to learn and grow within the Financial Services sector. This role offers the chance to work closely with front office users, including traders, risk analysts, and operational staff, providing significant exposure ...

Java Engineer Up to £200,000 + Bonus London

Salary: Up to £200,000 + Bonus + Benefits Location: London About the Company Our client is an innovative and award-winning fintech company based in London, operating at the forefront of the electronic trading (eTrading) space . They are building adva ...

Web Application Developer

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry sol ...

Remote Blockchain Developer (remote) Quant Capital

Job Opportunity: Blockchain DeveloperQuant Capital is urgently looking for a Blockchain Developer to join our high-profile clients' Team. Our client is a well-known global Prop Trading firm that highly values technology, especially the open-source variety. They are seeking individuals motivated by the shar ...

Remote Blockchain Developer (remote) Quant Capital

Job Opportunity: Blockchain DeveloperQuant Capital is urgently looking for a Blockchain Developer to join our high-profile clients' Team. Our client is a well-known global Prop Trading firm that highly values technology, especially the open-source variety. They are seeking individuals motivated by the shar ...

Server Engineer (NodeJS) in London Playwind Games

Job Description We are seeking an experienced and passionate Game Server Developer proficient in Node.js to support and optimize platform-related systems and interfaces. You will collaborate with the team to design and implement game feature logic, streamline development... Skills & Experi ...

Quantitative Developer Python C++ MFT

London, Greater London | £110k - £175k per year Quantitative Developer (Python C++ MFT) London / WFH to £175k+ Opportunity for a highly talented Quantitative Developer with Python expertise to progress your career in an impactful role at a global trading firm with significant ...

Quantitative Developer Python C++ MFT

London, Greater London | £110k - £175k per year Quantitative Developer (Python C++ MFT) London / WFH to £175k+ Opportunity for a highly talented Quantitative Developer with Python expertise to progress your career in an impactful role at a global trading firm with significant ...

Quantitative Developer Python C++ MFT

London, Greater London | £110k - £175k per yearQuantitative Developer (Python C++ MFT) London / WFH to £175k+Opportunity for a highly talented Quantitative Developer with Python expertise to progress your career in an impactful role at a global trading firm with significant bo ...

Senior Software Developer

2 days ago Be among the first 25 applicants If you're interested in progressing your career in developing innovative tools and being part of a hands-on, collaborative, project-based approach to solving data challenges, then we'd love to hear from you.The Special Projects team is Quick Release's i ...

Senior Front End Software Developer London

Senior Front End Software Developer London Senior Software Developer – London - £50K DOE What we need is… We are looking for an experienced developer to be an essential part of our core platform team. You will be working predominantly on the technology that powers ...

Junior Quant Developer Multi Strat Systematic Trading Fund

Direct message the job poster from Radley James FinTech Headhunter | Connecting Top Software Developers & Quant Traders with Leading Financial Institutions | Specialist @ Radley James Junior Quant Developer – Multi-Strategy Systematic Trading Location - London (or NYC) ...

Software Engineer, Internship – Infrastructure

Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role Are y ...

Software Developer – Quantitative Trading

Software Developer – Quantitative Trading The Opportunity Our client is a leading quantitative prop trading firm known for its high-performance technology and research-driven strategies. They’re looking for a strong Software Developer to help build and optimise the systems th ...

SRE Engineer

Our client is looking for a SRE Engineer combining software and IT engineering principles to build and maintain reliable, scalable, and high-performing systems. Job Responsibilities: Scope technical projects and break them down into user stories and tasks within an engineering team ...

Director of Engineering

Credit Systematic Trading Developer (Director) | London | Hybrid | £200k Base + Bonus I'm working with a global investment bank that is investing heavily in its Front Office electronic trading capabilities. Working directly with traders and quantitative teams, you'll build pricing ...

Software Developer Backend Elixir AI

Software Developer / Engineer (Backend Elixir AI) London / WFH to £130kAre you a backend focussed Software Developer who enjoys using a range of programming languages?You could be progressing your career at a fast-growing, VC-backed multi-product technology company, this is an opportunity ...

Software Developer Backend Elixir AI

Software Developer / Engineer (Backend Elixir AI) London / WFH to £130kAre you a backend focussed Software Developer who enjoys using a range of programming languages?You could be progressing your career at a fast-growing, VC-backed multi-product technology company, this is an opportunity ...

Software Developer in Test (SDET) London Contract

Contract Company Description Vertex Solutions is a specialist technical recruitment company which works with some of the Europe's brightest and most innovative technology companies within Research, Development and Science. Since 1997, we have helped to build talented teams of En ...

Senior Frontend Developer

This range is provided by Miller Maxwell Ltd. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Key Responsibilities for the Senior Frontend Developer: Collaborate with an experienced front-office ...

Mobile Application Developer London

About the job Mobile Application Developer - London Note: This position does not offer any Visa sponsorship. We are only looking for applicants who are either local to London, UK,or ready to relocate to the employer's location. Note: Please share your resume in English only. </ ...

Quantitative Engineer

Job Opportunity : Quantitative Engineer - Exotic Derivatives Location : London, UK (Canary Wharf) Engagement : 12-Month Contract | Hybrid (3 days/week in office) Role Summary We are hiring a hands‑on Quantitative Engineer with 15+ years of experience t ...

Quantitative Engineer

Job Opportunity Quantitative Engineer - Exotic Derivatives Location: London, UK (Canary Wharf) Engagement: 12-Month Contract Hybrid (3 days/week in office) Role Summary We are hiring a hands-on Quantitative Engineer with ...

Software Engineering Team Lead

Overview Lead Crypto Software Engineer – Front-Office role in the Digital-Markets Group, London (5 days on-site). Package to £180k + bonus. About the firm For ten years this boutique digital-asset powerhouse has been laying the tracks that institutional money runs on. Its three eng ...

Senior Calypso Software Developer London

Job Description Senior Calypso Software Developer - London Our Client is seeking a Senior Calypso Software Developer with 3 to 5 years experience. Calypso V14 as its Collateral Management system and are investigating introducing further business lines like cash management, F ...

Senior Calypso Software Developer London

Job Description Senior Calypso Software Developer - London Our Client is seeking a Senior Calypso Software Developer with 3 to 5 years experience. Calypso V14 as its Collateral Management system and are investigating introducing further business lines like cash management, F ...

Software Quant Developer

A leading quantitative trading firm is looking for a Research Software Developer to join one of their research teams focused on automated electronic trading strategies. The role is centred around researching and developing predictive signals and trading models, continuously iterating and improving s ...

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