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    Full Stack Developer

    One of the world’s top algorithmic trading firms is looking to hire an experienced Full Stack Developer. In this role, you will be responsible for automating and developing a wide variety of web-based systems with a Python backend, including their post-trade and middle-office systems.As a Full Stack De ...

    Quant Library Engineer Rates Pricing (C++/Python)

    A leading hedge fund in Greater London is seeking a Quant Developer focused on building and enhancing core pricing and risk libraries. The role involves developing C++ pricing/risk libraries for Rates products and collaborating closely with quants and traders. Ideal candidates will have strong C++ and Python ski ...

    Build Systems Engineer for AI Accelerators

    An innovative technology company in the UK is seeking a Software Engineer to enhance the developer experience for AI accelerator solutions. The candidate will improve workflows, develop customer experiences, and optimize build processes using Bazel. Requirements include extensive experience in software engineeri ...

    Lead Full Stack Engineer — Hybrid, Cloud & REST APIs

    A leading tech firm in Leeds is seeking an experienced Full Stack Developer for a hybrid role. The ideal candidate will support end-to-end software engineering across a multidisciplinary product team, contributing to the design, development, and delivery of large-scale digital platforms. Required skills include ...

    Senior Full Stack Engineer: Build AI Enabled Web Apps

    A leading financial technology firm in Scotland seeks a Full Stack Web Application Developer to design, build, and support web-based applications. This role involves collaborating with stakeholders to deliver high-quality solutions and mentoring team members. Candidates should have a degree in computer science o ...

    Backend SaaS Engineer — Open Source (Remote, Global Travel)

    A leading open-source software firm is seeking a Software Developer (Backend SaaS) to join their distributed team. This role requires strong proficiency in Python and web frameworks like Flask and Django. Responsibilities include writing code, collaborating with a global team, and participating in code reviews. ...

    Lead Java Engineer — Real Time Risk & Cloud Platforms

    A global financial institution in Greater London seeks a Full-Time Applications Developer to lead real-time risk enhancements for their Credit Business. The ideal candidate should have strong experience in Core Java, J2EE, Spring Framework, and exposure to Python. An understanding of Front Office Risk calculatio ...

    Full Stack Engineer for Climate Tech End to End Impact

    A clean energy startup in London seeks a passionate full-stack developer to drive their vision forward. You will build and implement core product features, shaping the software solutions that contribute to the clean-energy transition. Ideal candidates have 2–5 years of experience, are fluent in TypeScript and Py ...

    Biometrics Software Engineer

    targetjobs UK is seeking a Software Developer for its Biometrics Team. In this role, you'll drive the evolution of our product suite by developing and maintaining cutting-edge software tools. Key responsibilities include supporting biometric products, implementing algorithms for accuracy, and ensuring coding sta ...

    Lead Full Stack Engineer — Hybrid, Cloud & REST APIs

    A leading tech firm in Leeds is seeking an experienced Full Stack Developer for a hybrid role. The ideal candidate will support end-to-end software engineering across a multidisciplinary product team, contributing to the design, development, and delivery of large-scale digital platforms. Required skills include ...

    AI Driven Internal Tools Engineer (C#/Python)

    TTP plc is seeking a Software Developer for a 12-month fixed-term contract in Cambridge. You'll design and build applications that enhance operational efficiency and utilize data and AI. The role requires experience in C# / .NET and Python, familiarity with REST APIs, and a hands-on approach to integrating syste ...

    Build Systems Engineer for AI Accelerators

    An innovative technology company in the UK is seeking a Software Engineer to enhance the developer experience for AI accelerator solutions. The candidate will improve workflows, develop customer experiences, and optimize build processes using Bazel. Requirements include extensive experience in software engineeri ...

    Backend Engineer – Java/Spring Boot & Python (Hybrid London)

    Methods Business and Digital Technology Ltd is seeking a Back-end Developer specializing in Java Spring Boot and Python to join their private sector team in London. This hybrid role requires 3 days on-site each week. The successful candidate will lead the rebuild of core architecture, optimize technical connecto ...

    Senior Backend Engineer for AI Powered, Scalable SaaS

    A forward-thinking technology company in Greater London is seeking a Back-End Developer to work on AI-powered products. You will design and maintain scalable back-end systems while collaborating with data scientists and engineers. The ideal candidate has 3–5 years of experience in back-end development, strong kn ...

    Node.js Automation Engineer for Data & Betting (London)

    A data-driven technology startup in London seeks a developer to create solutions for betting and gaming. You will work closely with data scientists to build data processing and automation software, primarily using Node.js for automation and Python/SQL for reporting. Candidates should have 2–3 years of commercial ...

    Full Stack GIS Developer — Impactful Public Sector Tech

    A digital transformation consultancy in the UK is seeking a Full Stack GIS Developer to design and deliver innovative solutions that tackle complex public sector challenges. You will work with an experienced team, utilizing technologies such as .NET, Java, and Python in a supportive environment that fosters care ...

    Software Engineer – Developer (Aviation Modeling)

    The Boeing Company is hiring a Software Engineer-Developer in Sheffield, UK. The role involves developing modeling and simulation tools, primarily focused on sustainable aviation. Candidates should have a Bachelor of Science degree in engineering or a related field, and experience with programming languages such ...

    Biometrics Software Engineer

    targetjobs UK is seeking a Software Developer for its Biometrics Team. In this role, you'll drive the evolution of our product suite by developing and maintaining cutting-edge software tools. Key responsibilities include supporting biometric products, implementing algorithms for accuracy, and ensuring coding sta ...

    Senior Backend Engineer — AI Powered SaaS

    A fast-growing tech company in the UK is looking for a Back-end Developer to work closely with the Product team and Data Scientists. The role involves designing and maintaining back-end services while ensuring high performance and reliability. The ideal candidate should have a degree in Computer Science, 3-5 yea ...

    Front Office FX E Trading Dev (Python) – Hybrid London

    A leading financial services provider seeks a Jnr/Mid-level Front Office E-Trading Developer in London. The role involves supporting a FX trading desk, requiring strong Python skills and a solid understanding of financial markets. Candidates should have experience in a front-office environment and be able to wor ...

    Real Time AI Engineer Ground Ops, First Engineering Hire

    A pioneering AI startup in London is seeking a Junior Software Developer to be the first engineering hire. You will design and implement real-time AI systems to improve airport ground operations. The role offers significant ownership in developing a platform that generates high-accuracy predictions for flight de ...

    Trading Tools Engineer High Performance & Cloud

    An energy solutions provider in the UK seeks a skilled Trading Developer to design and deliver vital trading tools. This role involves collaborating with various teams to translate requirements into high-quality technical solutions while working on complex analytical workflows. Ideal candidates will have hands-o ...

    Full Stack Engineer: Agile, Secure, Scalable SaaS

    A leading software provider is seeking a Developer to join their Agile team in the UK. The role involves writing clean code, collaborating with cross-functional teams, and contributing to software design and development. Ideal candidates should have a Bachelor's degree in Computer Science, strong experience in s ...

    Lead Backend Engineer — APIs, Data & Cloud

    A leading AI platform company in Greater London is looking for a skilled backend developer who excels in Python and has experience with Flask and FastAPI. This role offers the opportunity to take technical leadership on diverse projects while working closely with cross-functional teams. You will be responsible f ...

    Senior Platform Engineer Cloud & DevX Leader

    A leading marketing technology firm in Glasgow is looking for a talented developer proficient in programming languages like NodeJS and Python, with extensive experience in Kubernetes and observability tools. You will drive a high-performance culture while supporting high-stakes projects and collaborating with te ...

    Senior Backend Engineer: Scalable Green Energy Platform

    A leading energy technology company in London is looking for an experienced backend developer to contribute to products that make energy more flexible for customers. You will need 5+ years in web application development, expertise in Python/Django, and the ability to work autonomously or collaboratively. The rol ...

    Power BI & Data Analytics Developer

    A leading data solutions provider in the United Kingdom is seeking a Power BI Developer. The successful candidate will be responsible for developing reports and dashboards using Power BI, and must have strong skills in data modeling, SQL, and Python. A bachelor's degree in computer science or a related field is ...

    Principal AI Architect for Agentic Platforms

    A deep-tech company in Greater London seeks a Principal AI Engineer dedicated to shaping AI-driven engineering workflows. You will build a platform for advanced simulation tools and lead innovative efforts in agent architecture and observability. The ideal candidate has over 4 years of platform engineering exper ...

    Full Stack Engineer — Client Facing & Growth Oriented

    A software consultancy is looking for a developer in London to engage with clients and manage projects. You'll collaborate with experienced developers and have opportunities to mentor juniors. The role demands skills in React.js or React Native and Node.js or Python, alongside strong communication abilities. You ...

    Platform Engineer: Build & Scale Developer Platform

    A diversified trading firm in Greater London seeks an individual with extensive experience in CI/CD systems and software development to enhance the developer experience. The role focuses on implementing and maintaining tooling for development teams and requires proficiency in Python or similar languages, as well ...

    Junior C# Developer: Build Trading Platforms with Quants

    An established hedge fund in Greater London is looking for a developer to work closely with quants and traders. You will build systematic trading applications and actively engage in the development of new trading platforms. Candidates should have robust knowledge of C#/.NET frameworks and some exposure to Python ...

    MLOps Engineer: Deploy, Scale & Automate ML

    A leading marketing technology company in Dundee, Scotland, is seeking an experienced MLOps Developer. In this role, you will manage ML model deployments and collaborate with data scientists to integrate models into production systems. You should have at least 2 years of experience in a related role, proficiency ...

    Senior Backend Engineer: Foundry Ready AI Platform

    A dynamic UK deep-tech company is seeking a backend developer with a focus on Python and extensive experience in event-driven architectures. You will design scalable services, build RESTful APIs, and work with Palantir Foundry. The role emphasizes autonomy and impact, offering a hybrid working model and extensiv ...

    London Based SDET: Ownership, Mentorship & Real World Impact

    A dynamic tech company in London is looking for a Mid-level Software Developer in Test to join their Quality Engineering team. In this full-time role, you'll work on automation frameworks and CI pipelines, while mentoring junior team members. The ideal candidate has over 2 years of experience in test automation ...

    Junior Full Stack Engineer — Hybrid, Python + React

    A finance technology company is seeking a proactive Junior Full Stack Developer in Birmingham to join their tech team. The role requires around 2 years of commercial experience and involves owning development tasks, contributing to system design, and delivering features. Candidates should be proficient in Python ...

    Quant Library Engineer Rates Pricing (C++/Python)

    A leading hedge fund in Greater London is seeking a Quant Developer focused on building and enhancing core pricing and risk libraries. The role involves developing C++ pricing/risk libraries for Rates products and collaborating closely with quants and traders. Ideal candidates will have strong C++ and Python ski ...

    AI Research Engineer: 3D Vision with Relocation

    A defence AI company in Greater London is seeking an AI Developer to create and enhance advanced computer vision models. The ideal candidate holds an MSc or PhD in computer science or a related field, has excellent communication skills, and is proficient in Python or equivalent languages. We offer a unique oppor ...

    Platform Observability Lead – Cloud Telemetry & DX

    A leading global bank is seeking a Lead Software Engineer in Greater London. In this role, you'll enhance the developer experience through scalable observability tools that support cloud-native services. The ideal candidate has a strong software engineering background, hands-on experience with Python and cloud t ...

    Software Engineer – Developer (Aviation Modeling)

    The Boeing Company is hiring a Software Engineer-Developer in Sheffield, UK. The role involves developing modeling and simulation tools, primarily focused on sustainable aviation. Candidates should have a Bachelor of Science degree in engineering or a related field, and experience with programming languages such ...

    Founding AI Engineer for Aerospace AI Systems

    Fleetcraft in Greater London is seeking a skilled software developer to join their innovative team. You will work at the intersection of aerospace and AI, modernizing how aircraft are maintained and manufactured. The ideal candidate has at least 2 years of software development experience and hands-on expertise i ...

    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. ...

    Backend Data Engineer: Python, ETL & AI Pipelines

    A public sector organization is looking for a Software Developer to join their Cabinet Office Digital team in York. The role focuses on back-end development for data services, requiring expertise in Python and ETL processes. Responsibilities include leading data engineering projects, conducting assurance activit ...

    Photonic Simulation Software Engineer (Equity Options)

    Wave Photonics in Cambridge is looking for a Scientific Simulation Software Developer to design and develop high-performance numerical software for physical simulations. The ideal candidate will have strong experience in writing simulation software, numerical methods, and programming in languages like Python or ...

    Backend Engineer – Java/Spring Boot & Python (Hybrid London)

    Methods Business and Digital Technology Ltd is seeking a Back-end Developer specializing in Java Spring Boot and Python to join their private sector team in London. This hybrid role requires 3 days on-site each week. The successful candidate will lead the rebuild of core architecture, optimize technical connecto ...

    AI Driven Internal Tools Engineer (C#/Python)

    TTP plc is seeking a Software Developer for a 12-month fixed-term contract in Cambridge. You'll design and build applications that enhance operational efficiency and utilize data and AI. The role requires experience in C# / .NET and Python, familiarity with REST APIs, and a hands-on approach to integrating syste ...

    Edge AI C++ Engineer — Real Time, Low Latency

    A VC-backed AI technology company is seeking a C++ Developer to be part of a fast-scaling startup in Greater London. You will work with a highly experienced team on an edge computing platform, responsible for building high-performance applications and deploying machine learning models. The ideal candidate holds ...

    Azure Cloud Developer (Remote) – Serverless, AI & API Focus

    A leading AI-focused company is seeking an Azure Cloud Developer to build and maintain cloud serverless infrastructure for their innovative projects. The role involves deploying APIs using Python and Typescript, with a strong focus on cloud architecture and a devops culture. Ideal candidates should have experien ...

    AI Engineer: Deploy Production‑Ready AI at Scale

    A leading metal trading company in Birmingham is seeking an experienced AI developer. This role involves designing and deploying AI solutions across various business operations. The ideal candidate should possess strong Python development skills and a genuine passion for AI. You'll have the opportunity to work o ...

    Quantitative Developer High Performance Trading Systems

    A leading systematic hedge fund in the UK is seeking a Quantitative Developer to design, implement, and maintain trading systems. This role combines software engineering and quantitative research, focusing on building reliable tools for systematic investment strategies. Candidates should have strong programming ...

    Quantitative Developer – Rates Desk at Hedge Fund

    A growing hedge fund in Greater London is seeking a Quant Developer to join their rates-focused team. The ideal candidate will have 2-5 years of experience in a fast-paced environment, particularly within a hedge fund. Key responsibilities include building infrastructure for quantitative research and working clo ...

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      Senior Python Developer Pythonawsreact Jobs in United Kingdom Job Search Guide, Trends and Insights