Fastapi Python Developer Jobs in UK

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Staff Kernel & Driver Software Engineer

A cutting-edge AI technology firm in the UK is seeking a software developer for their drivers and utilities team. You will design and implement OS Kernel and Device Driver software using C/C++/Python. The ideal candidate has experience with software development, strong problem-solving skills, and a collaborative ...

Data Driven Backend Engineer Pipelines & Microservices

Optimove in Dundee, Scotland, is seeking a Backend Developer to play a crucial role in their Tech Org's Data Engineering team. The ideal candidate will have a solid technical background in data infrastructure and architecture, with experience in data pipeline deployment and maintaining cloud technologies. Respon ...

Senior Software Engineer – Property Based Testing (London)

Antithesis Operations LLC is seeking a developer based in London to help build ‘Hegel’, an innovative set of property-based testing libraries. The role requires experience with property-based testing and familiarity with Python and Rust. This in-office position values collaboration and high engineering standards ...

Senior Full Stack Engineer: AI Driven, High Impact, Remote

Story Terrace Inc. is seeking a Senior Full Stack Developer in Greater London to lead the design, build, and scale web applications. The ideal candidate will have over 5 years of full-stack experience, focusing on Python and JavaScript/TypeScript. This role emphasizes a hybrid working environment, allowing you t ...

Senior Front Office RAD Developer Rates Desk

J.P. MORGAN is seeking a Senior RAD Developer in London to enhance trading tools and support front-office operations. Ideal candidates will have a minimum of 5 years' experience in VBA and XLLoop, along with Python skills. Strong understanding of software engineering principles is crucial. This hands-on role off ...

Senior Data Integration Engineer Platform & AI

DRW in the United Kingdom is looking for an experienced software developer to design and deliver software services and data tools that enhance their Data Platform. The ideal candidate will have over 8 years of experience in data-heavy software and be proficient in Python, Java, or C#. This role requires a strong ...

AVP Trading Tool Developer Systematic & Credit Portfolios

A leading global finance firm seeks a motivated engineer to join its Tech team as a trading tool developer in London. This role focuses on collaborating with traders and product teams to enhance trading systems using Python and React, with significant opportunities for mentorship and professional growth. Candida ...

Senior Game Analyst — Data Driven Leader (London, 4 Day Week)

A mobile games developer in London is seeking a Senior Games Analyst. This role requires a detail-oriented professional with a strong analytics background, passionate about data and insights. Responsibilities include collaborating with game teams for data-driven decisions, building statistical models, forecastin ...

Graduate Software Engineer — Training & Career Growth

A leading software company in Liphook is seeking a Graduate Developer to kick-start their career in software engineering. Recent graduates with skills in Java, C#, or Python are encouraged to apply. The role offers one-on-one training, exceptional market-leading benefits, and opportunities for career advancement ...

Lead Python Engineer – Automation, AI & Cloud (Hybrid)

A leading software solutions firm in Newcastle upon Tyne is seeking a Lead Software Developer specializing in Python. The successful candidate will take technical ownership of software solutions focused on automation, integrating AI capabilities, and mentoring less experienced developers. Responsibilities includ ...

Senior C++ Software Engineer: Embedded Linux & CI/CD

Jenoptik AG is seeking a Software Developer in Camberley, England. The ideal candidate will be skilled in C++ and have a solid understanding of Linux and CI/CD practices. You will work across the full technology stack, contributing to embedded systems and optimizing build environments. Strong experience (5+ year ...

Senior BI Engineer Cloud Data Platform & Power BI

Cyber Security training courses is seeking a Senior BI Developer to enhance a cloud-based data platform within a top-tier manufacturing company. The successful candidate will design ETL/ELT pipelines, create Power BI datasets, and ensure robust data governance. This role requires substantial experience with Micr ...

C++ Market Access Engineer — Ultra Low Latency

NJF Global Holdings Ltd is seeking a C++ Market Access Developer to join their engineering team in Greater London. The role involves building ultra-low latency systems for global trading connectivity, taking ownership of exchange connectivity, and collaborating closely with traders and quantitative analysts. Ide ...

Senior Developer: Lead Satellite Systems (SC)

ISR RECRUITMENT LIMITED is looking for a Senior Developer based in Redhill, England. The role involves leading a team in system design and development, using technologies such as Linux, Apache, MySQL, Python, PHP, ReactJS, and NodeJS. The ideal candidate must have at least a 2:1 degree in Computer Science or equ ...

AI Driven Backend Engineer for Clean Tech (Hybrid UK)

Formula. is seeking a Software Developer to join their team in Guildford on a hybrid basis (2-3 days on-site). The role involves designing scalable backend APIs and services with Python and Django, managing AWS infrastructure, and integrating AI models. Candidates should have over 3 years of software development ...

Full Stack Engineer: Build AI Driven Agentic Systems

microTECH Global LTD, an AI Start-Up in Greater London, is seeking a full-time developer to build Agentic Systems for auditing and certification. The role involves creating high-quality code across the full stack, collaborating with co-founders to solve complex problems, and utilizing LLM tools effectively. Idea ...

FinTech Software Developer | Agile & Testing

Objectway Limited is seeking a Software Developer in Birmingham or London to join their team. The successful candidate will be involved in developing and supporting the eXimius Back Office Wealth Management application. This role offers opportunities for client engagement, emphasizes excellent communication skil ...

Low Latency Quant Developer for Digital Asset Trading

Forward Role Recruitment is seeking an Exchange Trading Quant Developer in London. This hybrid role centers on building and optimizing core trading systems for a global digital assets market maker. Candidates should possess strong experience in Java, Python, or Rust, and a solid background in low-latency systems ...

Senior Python Systems Engineer Remote Functional Testing

Mindrift is seeking a Senior Python Developer with over 5 years of experience, proficient in functional testing and Docker. Responsibilities include creating black-box tests for diverse codebases, managing Docker environments for reproducibility, and utilizing LLMs to improve code quality. This freelance role al ...

Software Engineer – Web Apps & Data Pipelines (Hybrid)

Amentum is searching for a skilled software developer in Bristol, UK, to design and implement web applications, focusing on backend solutions with Python and frontend development using JavaScript. The successful candidate will manage relational databases in PostgreSQL and ensure high-quality software development ...

Full Stack Developer: Build Secure, Scalable Cloud Apps

Provide CIC in Colchester is seeking a Full-Stack Software Developer to design and maintain secure, end-to-end solutions for critical business systems. You'll develop responsive web applications and robust back-end services, ensuring data is exchanged reliably while embedding security throughout the developme ...

Freelance Backend Developer in London Rough Trade

Freelance Backend Developer London, United Kingdom Posted 9 months ago Job Type Full time Tech Stack Python (existing integration codebase) JavaScript / Shopify Admin Apps Google Cloud Platform Scope of Work </ ...

BI Platform Engineer: Governed Analytics on Azure

Jackson Hogg in Sunderland is seeking a motivated Business Intelligence Developer to join an agile BI team. In this role, you will design and build high-performance reporting models using Azure Databricks and Azure SQL, enhancing analytics across the organisation. You’ll engage in dashboard development that shap ...

Graduate Software Engineer: Build Real‑World Impact

Energy Jobline ZR is seeking a Graduate Software Developer in the Greater London area to build software that makes a difference. You will solve real-world problems, design high-performance software, and work closely with talented engineers. Ideal candidates are recent STEM graduates with strong coding ...

Senior Full Stack Engineer – LLM AI, TypeScript, Remote

Client Server is looking for a Full Stack Engineer / Developer to join their team in London with remote work options. You will develop enterprise-grade systems, focusing on TypeScript and Python, while implementing AI tools and LLMs. The company offers a salary up to £100k, stock options, and 25 days of holiday, ...

Senior Software Engineer – Property Based Testing (London)

Antithesis Operations LLC is seeking a developer based in London to help build ‘Hegel’, an innovative set of property-based testing libraries. The role requires experience with property-based testing and familiarity with Python and Rust. This in-office position values collaboration and high engineering standards ...

Data tech leader Wroclaw

Data tech leader Wroclaw Wroclaw Metropolitan Area About project About ProvectusProvectus is a global technology consulting company specializing in Data, AI/ML, DevOps, and Cloud transformation. We help enterprises innovate, scale, and achieve their digital transformation goals ...

Technical Lead

Technical Lead – Lead Tech Strategy for a Profitable FinTech Scale-Up Hybrid (London) or remote within the UK £150,000 per annum plus stock options Python | Django | FastAPI | AWS | Rust | Postgres | Event-Driven Architecture | Machine Learning < ...

AI Engineer Manager/Associate Director | Capital Markets

Senior AI Engineering professionals are required to support the design, build and delivery of advanced AI solutions within financial services and capital markets environments. This role would suit an experienced professional with a strong background in AI engineering and enterprise solution deliver ...

AI Engineer Manager/Associate Director | Capital Markets

Senior AI Engineering professionals are required to support the design, build and delivery of advanced AI solutions within financial services and capital markets environments. This role would suit an experienced professional with a strong background in AI engineering and enterprise solution deliver ...

Data tech leader Wroclaw

Data tech leader Wroclaw Wroclaw Metropolitan Area About project About ProvectusProvectus is a global technology consulting company specializing in Data, AI/ML, DevOps, and Cloud transformation. We help enterprises innovate, scale, and achieve their digital transformation goals ...

Senior Backend Engineer

Senior Backend Engineer page is loaded## Senior Backend Engineerlocations: Londontime type: Full timeposted on: Posted Todayjob requisition id: REQ_ At Believ, formerly known as Liberty Charge, we believe sustainable transport should be accessible to everyone. We’re a Charge Point Operator (CPO) on a mi ...

Freelance Agent Evaluation Engineer

Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment. W ...

Freelance Agent Evaluation Engineer

Please submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.< ...

Front End Engineer AI

Job Title: Front End Engineer - AI Location: Remote / Onsite / Hybrid Job Type: Full-time / Contract About the Role We are seeking an experienced and forward-thinking Front ...

AI Engineer

Job Title: AI Engineer Location: Remote / Onsite / Hybrid Job Type: Full-time / Contract About the Role We are seeking an experienced and forward-thinking AI Lead Engineer < ...

Freelance Agent Evaluation Engineer

Please submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.< ...

Platform Engineer

Senior Platform Engineer - Developer Platform / Internal Tooling London - Hybrid (Very flexible, weekly, fortnightly or even x1 day per Month) Here at Burns Sheehan, we’re working with a high-growth FinTech that uses data and technology to modernise one of the biggest but most outdated ar ...

Senior DevOps Engineer

The Role We're hiring a Senior DevOps Engineer to own our CI/CD platform and developer experience. You'll be the person who makes shipping software fast, safe, and enjoyable, building the foundations that every engineering team relies on daily. What You'll Do Own and evolv ...

Graduate Software Engineer

Graduate Software EngineerA fantastic opportunity for a Graduate Software Engineer to join a highly innovative, research-driven technology start-up working on complex, cutting-edge systems. This organisation is building advanced platforms at the int ...

Graduate Software Engineer

Graduate Software EngineerA fantastic opportunity for a Graduate Software Engineer to join a highly innovative, research-driven technology start-up working on complex, cutting-edge systems. This organisation is building advanced platforms at the int ...

Front Office FX E Trading Developer Hybrid London

A leading financial services firm in London is looking for a Jnr/Mid-level Front Office E-Trading Developer to support their FX trading desk. This position involves developing bespoke trading tools, providing real-time support, and collaborating with traders and stakeholders in a fast-paced environment. The idea ...

Front Office FX Python Engineer – Real Time Trading

mthree is seeking a Python Developer to join its Front Office FX Options Technology team in Greater London. In this high-impact role, you will design and support cutting-edge trading systems. Responsibilities include collaborating with traders, enhancing trading algorithms, and integrating systems with regulator ...

Senior Front Office Rates RAD Developer

JPMorganChase is seeking a Senior RAD Developer to join their Rates development team in Greater London. This hands-on position focuses on building and enhancing proprietary trading tools, collaborating closely with quant researchers and technology teams. The ideal candidate will have a minimum of 5 years' experi ...

Senior Real Time Software Architect – Motorsport

A leading technology firm in Upper Heyford seeks a Senior Software Developer to drive the development of technology platforms at the intersection of motorsport and data. The role involves defining system architecture, leading software development, and mentoring junior developers. Ideal candidates have over 5 yea ...

Industrial OT Software Engineer & Framework Config

Recruit4Mum is looking for an OT Framework Configuration Engineer & Software Developer to join their team, focusing on secure, reliable systems in industrial automation. As part of this role, you will develop OT software solutions integrating with SCADA systems, troubleshoot software issues, and contribute to co ...

Quantitative Developer Fixed Income (C#, Rust) in London Quant Capital

Quantitative Developer - Fixed Income (C#, Rust) Location: London, United Kingdom Posted about 1 year ago Technical Expertise C# Rust Python Quantitative Background Solid understanding of quantitative development, techn ...

Lead Full Stack Web Developer Hedge Fund

We are looking for an experienced Lead Full-Stack Web Developer to join an established Hedge Fund. You will be hands‑on and involved throughout the entire software lifecycle; design, deployments and continuous improvement whilst leading a small global team. Requirements Strong exper ...

AI Architecture Lead & Senior Developer

Universities Superannuation Scheme (Ltd) is looking for a Senior Analyst Developer - AI Lead to provide technical guidance on AI solutions within the Investment Organisation. This key role ensures AI initiatives align with architectural principles and strategic objectives. Responsibilities include developing AI ...

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