Software Developer Pythonreact Jobs in London, UK

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Senior C# & React Developer, Real‑Time Finance (Hybrid)

Talan Group is looking for a Senior Developer to join their technology team in Greater London. This role requires expertise in TypeScript and React, where you will design and deliver features across UI and backend services. You will collaborate closely with stakeholders to refine requirements and support live sy ...

D365 CE Field Service Developer Remote UK Contract

A leading technology solutions provider is looking for a Dynamics 365 CE Developer with strong Field Service expertise for a 3-month contract. This remote role requires an experienced developer to support critical enhancements in a fast-paced transformation programme. Responsibilities include designing customisa ...

Java Full Stack Developer (Angular/React) Banking, Hybrid

A global technology transformation partner in London is seeking a Java Fullstack developer proficient in AngularJS and ReactJS. The successful candidate will design and maintain scalable web applications, ensuring performance and responsiveness. Candidates should have strong experience in Java, Spring Boot, and ...

Remote .NET Developer – AI Driven Cloud & Full Stack

A leading tech company in London is seeking multiple gifted .NET Developers with a passion for innovative software solutions. The role offers the chance to work on groundbreaking projects in a dynamic team. Applicants should possess skills in .NET, .NET Core, C#, and Azure SQL, with full training provided in adv ...

Remote Ruby Developer Build & Scale with React Exposure

A leading health tech company in Greater London is seeking a Ruby Developer to create, scale, and maintain code as part of their expanding team. You will collaborate with product teams and focus on best practices. Ideal candidates should have over a year of commercial Ruby development experience and a good under ...

FX Technology – Cross Border Payments, Senior Developer (VP)

About Citi As the world’s most global bank, Citi gives you the tools to be a trailblazer. We’re not just building technology; we’re building the future of banking. With thousands of employees located around the globe, we are an international team encompassing a broad range of teams, roles, and cu ...

Developer Experience Engineer: Build Open Source Tools & Community

A cutting-edge AI organization in Greater London is seeking a Developer Experience Engineer to enhance the accessibility of their tools and APIs for developers. The ideal candidate will have a strong background in open source contributions and TypeScript full-stack development. Responsibilities include maintaini ...

.NET Developer Remote/London | WPF, SQL Server, Azure

A leading tech recruitment agency is seeking a .NET Developer at all levels to join a dynamic team in London. You will work on a revolutionary product with the potential to impact millions. Key skills include .NET, C#, WPF, and SQL Server. The role offers training in modern technologies such as Azure SQL and emp ...

Quantitative Developer (Low Latency) EMEA (F/M/D)

Quantitative Developer (Low Latency) EMEA (F/M/D) Direct message the job poster from Flowdesk. Flowdesk's mission is to build a global financial institution for digital assets, one designed from the ground up for market integrity and efficiency. To achieve this in a rapidly evolving marke ...

Senior Python Risk Developer, VP — Counterparty Credit (Hybrid)

Citibank (Switzerland) AG is looking for a Python Counterparty Credit Risk Senior Developer in London. This role focuses on the development and maintenance of applications for derivatives credit risk and exposure calculations. The successful candidate will interface with Quant and Front Office technolo ...

HTML5 CSS MVC Developer in London Quant Capital

HTML5 CSS MVC Developer London, UnitedKingdom Posted 11 months ago This is a job posted by our partner Jooble Tech stack JavaScript CSS HTML5 Frontend Development Role Description The Web Developer wil ...

Low Latency Java Developer: FX Trading Integration (London)

Matchtech is seeking an experienced eFX Java Developer in London, United Kingdom. The role focuses on building the integration layer between the FIX pricing engine and the FX Connect Global Link trading platform, requiring expertise in low-latency Java trading. This contract-based position offers compe ...

Développeur(se) de données Sénior / Senior Data Developer

L’opportunité Développeur(se) de données Sénior appelé(e) à diriger la conception et la mise en œuvre de notre plateforme de données essentielle aux activités de l’entreprise. Occuper un rôle avec une grande autonomie, intégré(e) à une équipe de développeur(se)s logiciel et de données sén ...

Senior Java Developer: Lead & Scale High Performance Apps

Hopeghospital in Greater London is seeking a Senior Java Developer to design and maintain high-quality Java applications. The role involves collaborating with cross-functional teams to deliver scalable solutions, optimizing performance, and mentoring junior developers. Candidates must have strong proficiency in ...

Remote iOS Developer (Swift/Obj C) 12mo Contract

Experis is hiring a talented iOS Developer for a remote position, requiring occasional travel to London. You will develop and maintain innovative iOS applications using Swift and/or Objective-C, collaborate with cross-functional teams, and ensure optimal performance. Candidates must have proven experience in iOS ...

RPA Automation Developer – UiPath, C#, .NET | Hybrid London

Pontoon is seeking an Automation Application Developer to join their dynamic team in London. In this role, you'll design and implement automation solutions to drive efficiency within a leading financial institution. Key responsibilities include collaborating with teams to pinpoint automation opportunities, maint ...

Remote Blockchain Developer (Solidity / Smart Contract) Quantum Studio

We are in search of a dynamic and skilled Blockchain Developer to join our team. As a Blockchain Developer, you will be at the forefront of designing, implementing, and maintaining innovative blockchain solutions that drive the evolution of our projects. If you are enthusiastic about decentralized technolo ...

Senior Java Developer Capital Markets (Path to Lead)

Senior Java Developer - Financial Services, Capital Markets sought by city based organisation. Essential 7+ years Java development experience in Financial Services, Capital Markets Clear progression to Head of Engineering role within 12 - 24 months Strong experti ...

Frontend Web Developer AI Powered Interfaces (Lisbon Onsite)

About Air Apps At Air Apps, we believe in thinking bigger—and moving faster. We’re a family-founded company on a mission to create the world’s first AI-powered Personal & Entrepreneurial Resource Planner (PRP), and we need your passion and ambition to help us change how people plan, work, ...

React Native Developer in London Immediate Media Co

React Native Developer (up to £55,000) Immediate is home to some of the biggest and most loved consumer brands in the UK, including Radio Times, Good Food, and BBC Gardeners World magazine. Our trusted, quality content reaches millions of people a month across digital and print. Work across ...

Front Office FX Developer (C#/Java, SQL, Trading)

Crédit Agricole CIB is looking for a Developer with experience in C# or Java to enhance its front-office systems in the financial services sector. The role involves collaborating with users such as traders and risk analysts, and responsibilities include developing systems for foreign exchange trading, managing v ...

PHP JavaScript Developer Fintech in London Quant Capital

Job Opening: PHP JavaScript Developer in Fintech Our client is a successful online media business and digital payments firm, experiencing high demand for their services. They are currently seeking a PHP JavaScript Developer with expertise in object-oriented and asynchronous programming. Re ...

Lead Python Developer (Hybrid) FinTech, Up to £120k

Client Server is seeking an experienced Python Developer / Team Lead in Greater London, offering a salary up to £120k plus benefits. You will lead a small tech team to enhance core banking features, refactor code, and collaborate on problem-solving. Ideal candidates will have strong Python skills, team leadershi ...

Senior .NET Developer for Financial Risk & Securities Lending

LanceSoft UK is hiring a Senior C# / .NET Developer for a 6-month hybrid contract in London. The role involves designing and supporting high-performance systems for financial services, focusing on Risk Management and Securities Lending. Candidates must have strong experience in C# and .NET, along with proven ski ...

FX Front Office Java Developer Low Latency Trading

Albany Beck is looking for a Java Developer to join a strategic modernization program aimed at migrating a business-critical FX trading platform from C++ to Java. The ideal candidate will work closely with traders and business analysts, developing high-performance low-latency applications in a fast-paced trading ...

ASP.NET MVC Developer – London, Fast Paced Weekly Releases

Java Script Works is seeking a full-time ASP.NET MVC Developer based in London, England to join a small team. The role involves working with a varied tech stack, including ASP.NET, C#, Angular, SQL, and JavaScript. The ideal candidate will have a computer science degree or equivalent and experience wit ...

C# Developer Front Office Engineering | Hedge Fund London

We’re working with a leading fixed income hedge fund in London that is expanding its front‑office engineering team. The fund has a strong performance track record, a deep commitment to technology, and a culture where engineers work side‑by‑side with quants and traders to build the systems that drive the in ...

Web App Developer ERP Specialist (On site, RRSP)

Sterling Marking Products Inc. is seeking an ERP Analyst in London with a permanent employment contract. The position offers a salary between £43,000 and £48,000 annually for 37.5 hours of work per week. Candidates must hold a relevant college certificate or diploma and have 1 to 2 years of experience. The job r ...

Quant Developer (Rust/C++) for Crypto Trading, Dubai

TechShack is hiring a Quantitative Developer for their trading systems team. This position involves building and maintaining automated trading systems across various exchange venues using C++, Rust, and Python. The ideal candidate has three+ years of experience in production trading systems and solid knowledge o ...

Quantitative Trading & Research Rates Quantitative Developer Vice President

Join a collaborative, fast‑paced team where your code powers systematic trading in global Rates markets. You will help transform research into robust, production‑grade strategies and platforms. Work closely with quantitative researchers and traders to design, build and evolve execution capabilities. Grow y ...

Product Developer – Design Led Homeware (Part Time UK)

Nicola Harding & Co is seeking a part-time Product Developer for their NiX product line in London. The role focuses on managing supplier relationships, ensuring product quality, and overseeing the development of interior design products including upholstery and lighting. Ideal candidates should have ex ...

Senior Dynamics 365 CE Developer & Power Platform Lead

Dormont Manufacturing Co is seeking a skilled Customer Engagement Developer to design, develop, and implement Microsoft Dynamics 365 Customer Engagement (CE) solutions. The ideal candidate will have a strong background in business analysis, with proven experience in configuring and implementing Dynamic ...

React Developer Build modern, accessible web apps (Hybrid)

Global Relay is seeking an Intermediate React Developer in Greater London to join a dynamic team. In this role, you will be responsible for designing and implementing modern single-page applications using leading-edge technologies. Your creativity and coding skills will help build complete system solutions th ...

Senior Quant Algo Developer Low Latency C++ & KDB+

JoinusasaSeniorQuantAlgoDeveloperatBarclays,supportingtheEquityFlowDerivativesbusiness,whereyouwillhelpbuildouralgorithmicvolatilitytradingstackandmarketsfacinganalytics.Inthisroleyouwillworkalongsidetraders,developers,quants,complianceandriskteamstohelpmanagingriskandmakepositivesignificantimpacttoourreve ...

Lead Intranet Developer C#/.NET Core, SQL | Hybrid

Lead Intranet Developer required for innovative further education college in Greater London C# /.NET Core / SQL Hybrid working arrangement As Lead Intranet developer, you'll be responsible for developing and supporting the college's intranet platform (.NET Core). You ...

Android Developer: Kotlin, Payments, CI/CD (London Onsite)

Our client are a global consulting firm, working on a project in the Card Payments space, they are on the lookout for an Android Developer to come in on a contract basis. Key Skills/Requirements: Strong Kotlin experience with Java familiarity for legacy support REST API integration ...

Salesforce Developer: Apex, LWC & Cloud (9 Month Contract)

I'm currently working with a Fin-Tech Salesforce Customer who are actively seeking a Salesforce Developer to join them as soon as possible on a 9 month Fixed-Term Contract. They are looking for a Salesforce Developer experienced in building out Apex classes, triggers and Lightning Web Components on ...

VP Quantitative Developer Front Office Pricing & Risk (C++)

Location London Corporate Title Vice President Group Strategic Analytics (GSA) is part of Group Chief Operation Office (COO) which acts as the bridge between the Bank’s businesses and infrastructure functions to help deliver the efficiency, control, and transformation goals ...

Remote Power BI Developer — Performance Dashboards & Data Models

Nigel Frank is seeking a Power BI / Data Performance Specialist for a fully remote contract opportunity lasting 3 months, likely to extend. The role focuses on establishing reporting capabilities from scratch, delivering performance-driven insights to stakeholders, and enhancing data maturity. Candidates should ...

Python developer fund in London Jobs via eFinancialCareers

Python developer - fund London, United Kingdom Posted 9 months ago Tech stack Python Operations Platform Operations Team Expansion We are looking to expand our Platform Operations team with a highly motivated Python Developer to cont ...

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 ...

Java Developer Algo Trading in London Quant Capital

Java Developer – Algo Trading Location: London, United Kingdom Leading London-based trading firm has an outstanding opportunity for a Java Developer to join their Algo Trading Strategy team. This will be building out a brand new greenfield trading platform to replace the ORC suite. You wi ...

Full Stack Python Developer in London Quant Capital

Full Stack Python Developer Location: London, United Kingdom Posted 10 months ago Overview This is a job posted by our partner Jooble. Tech Stack Computer Science Full-stack JavaScript Python Qualific ...

Frontend HTML5 Developer Slough in London Quant Capital

Tech Stack HTML5, CSS3, JavaScript, Angular, React Client Details My client is based in Slough, SL2 and offers one of the best training and development packages in the market, all inclusive. Job Opportunity Challenge: Develop Greenfield systems and increase functional ...

Python Developer with Azure Databricks in London Luxoft

Python Developer with Azure Databricks London, United Kingdom Full time Compensation: Competitive Visa sponsorship: Not provided Responsibilities Maintain and enhance the existing Python- based reporting system, ensuring stability and accurac ...

Java Front End Web Developer — Life Insurance Dashboards

Jas Gujral is seeking an Internet Developer based in Stratford, E15. The ideal candidate will have strong experience in Java and JavaScript, along with a solid understanding of Life Insurance systems and business dashboards. Excellent spoken and written English is essential for clear client communication. This f ...

Graduate Frontend Developer in London Graduate Recruitment Bureau

Job Requirements You will be a recent graduate or someone with 1-3 years of post‑grad work experience with a love for all things frontend. Ideally, you’ll have some experience with one or more of the technologies below: Typescript Javascript Vue 2 or 3 ...

ASP.NET MVC Developer Fintech50 in London Quant Capital

Platform Development for High Demand Payments Gateway Platform development for a global high-demand, high-transaction payments gateway requires expertise in frontend and backend technologies. The frontend development of their web platform involves HTML5, Javascript, Angular.js, and CSS3, while the b ...

Graduate Web Developer in London Graduate Recruitment Bureau

Graduate Web Developer London, UnitedKingdom Posted 10 months ago This is a job posted by our partner Jooble Tech stack ASP.NET MVC ASP.NET C Java Required: In-depth experience with a major progr ...

Full Stack React / Python Developer in London Student.com

Job Purpose We are looking for a talented Full Stack Next.js / Python Developer with expertise in Python, mySQL, React, React Native, and Next.js and Typescript to join our dynamic team. The ideal candidate should have a strong background in building... Requirements Proven ...

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    Software Developer Pythonreact Jobs in London Job Search Guide, Trends and Insights