Python Developer Software Engineer Jobs in UK

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Staff ML Engineer (Python) — Real Time pLTV & Growth

Dex is looking for a specialist to join a high-growth, profitable technology company in London. This role focuses on designing and scaling production-grade ML systems while optimizing personalized reward mechanisms. Candidates should have a strong background in statistical methods and machine learning, particula ...

Senior Python AI Engineer for Live Recommendations (Hybrid)

Mindera is looking for a Senior AI Engineer to join their team responsible for the AI Stylist, a live, AI-driven product. This production-focused role requires strong Python skills and experience with AI applications, particularly in recommendations. The position involves collaborating with engineers and data sc ...

Full Stack Engineer (Kotlin and/or Python) – VP

Full Stack Engineer (Kotlin and/or Python) – VP Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From ...

System Test Engineer – Tooling (Python/Go, On site)

hackajob is looking for a System Test Engineer to join Dexory in Wallingford, Oxfordshire. This role focuses on building and maintaining internal tools used in hardware and software blended environments. Candidates should be proficient in Python or Go, have strong debugging skills, and comfortable with Linux. Th ...

Senior Python Engineer Agile, Cloud and Secure Systems

Mphasis is looking for a Software Engineer in Glasgow to design and deliver market-leading technology products. This role involves working closely with business and tech teams in an Agile setting, executing software solutions, and contributing to community practices. Candidate must have 5+ years of experience, p ...

Senior Python/AWS/React Engineer Health Tech (Hybrid)

Tech4 is seeking a Senior Software Developer in Greater London to design, implement, and maintain their publishing software for health technology projects. The successful candidate will work hybrid, spending some days in the office and the rest remote, earning a competitive salary of £68,000 - 70,000 plus excell ...

Remote Python Engineer for AI Model Performance (Contract)

Mercor is looking for a Software Engineer to develop and maintain production-grade Python systems in a remote capacity. The role requires expertise in modular, testable codebases and optimization techniques. The ideal candidate will have a proven track record in top US tech firms, demonstrating deep knowledge of ...

VP Full Stack Engineer (Kotlin/Python) – Hybrid & Growth

Citigroup Inc. is seeking a Full Stack Engineer (Kotlin and/or Python) at the VP level to design and develop innovative solutions within Equities Technology. In this role, you'll enhance trader workflow tooling and engage with business users globally. You will have the autonomy to influence technology decisions ...

LDI Tech Engineer: Python, CI/CD & Production Tools

A global investment management firm is seeking an Associate level technologist to join their LDI Technology team. This role emphasizes Python programming and contributions to technology projects within Fixed Income Solutions. Candidates should have a solid technical background, strong communication skills, and t ...

Senior Python Engineer Equity Factor Risk & Data Platform

Millennium Management LLC is seeking a Python Developer for their Equity Factor Model Risk Technology Team in Westminster, UK. The ideal candidate will have at least 7 years of experience in Python development within buy-side financial firms and substantial expertise in SQL. Responsibilities include building dat ...

Senior AI/ML Cloud Engineer — Python & AWS Lead

Job DescriptionJ.P. MorganChase is seeking a Senior Software Engineer with expertise in AWS and Python, and a passion for Machine Learning, to help engineer and deploy innovative ML solutions into production. Job DescriptionJ.P. MorganChase is seeking a Senior ...

AI Inference Engineer | GPU Scale Rust/Python | Equity

We are looking for an AI Inference Engineer to join our growing team. We build and run the inference engine behind every Perplexity query and deploy dozens of model architectures at scale with tight latency and cost budgets. Our stack is Rust, Python, CUDA, and CuTe DSL.Responsibilities</stron ...

Senior Python DevOps Engineer for High Performance Trading

A leading trading firm in Greater London is seeking a dynamic software engineer to enhance their quantitative trading teams. The role involves ensuring production servers are configured properly, writing and maintaining python infrastructure, and addressing trading operational issues. Ideal candidates will posse ...

Python Cloud Engineer – AWS, Terraform, FastAPI | Hybrid UK

A premier technology recruitment agency is seeking an experienced Python Engineer for a contract role in the United Kingdom. This position entails designing cloud-native applications and optimizing CI/CD pipelines using Python, AWS, and Terraform. Candidates should have a proven track record of at least 5 years ...

Electrical Engineer with Python Experience Freelance AI Trainer

Electrical Engineer with Python Experience - Freelance AI Trainer 2 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. This opportunity is only for candidates currently residing in the specified country. Your location may affec ...

Senior Firmware Engineer — Power Systems & ARM (C/Python)

A technology company in the United Kingdom is seeking a Senior Firmware Engineer to join their Engineering Team. You will design, develop, maintain, and test firmware and software for innovative power systems and motor controllers. The ideal candidate will have experience with ARM MCUs in C and Python, along wit ...

Senior Backend Engineer (Python) — AWS, 4 Day Week

A leading AI company in the UK seeks a Senior Software Engineer (Backend) to develop and maintain its innovative product, The Uncertainty Engine. In this full-time role, you will collaborate with cross-functional teams to deliver high-quality software solutions using Python and AWS, embracing continuous improvem ...

Senior Python Engineer — AR/VR Data Capture Systems

A global technology firm based in London is seeking an experienced Software Engineer to join their Reality Labs research team. The role involves developing software for prototype wearable devices and optimizing data collection platforms. Candidates should have over 8 years of experience, strong Linux skills, and ...

Remote Senior Backend Engineer Python & Scale for Impact

A mission-driven tech scale-up is seeking a Senior Backend Engineer to design, build, and scale their core software platform. This hands-on role involves creating backend services in Python and improving system performance while collaborating with a high-performing team. The ideal candidate has strong experience ...

Senior Python Engineer for hx Renew Pricing (Hybrid)

A leading insurance company in London is looking for a Software Engineer to join their technology team. The ideal candidate will have experience with pricing decision intelligence platforms, strong programming skills primarily in .NET, and the ability to mentor junior engineers. This position offers a hybrid wor ...

Senior Web Engineer Hybrid London/Amsterdam, Python/Django

A technology firm is hiring a Senior Software Engineer to design and maintain high-performance web applications. This role requires strong Python and JavaScript skills, along with experience in frameworks like Django. The ideal candidate will manage features across teams, partake in peer reviews, and support pro ...

Senior Python Engineer – ML for Carbon Reduction (Hybrid)

A leading technology scale-up located in London is looking for a Senior Software Engineer with expertise in Python and AWS. This role emphasizes collaboration within cross-functional teams to tackle climate change challenges using machine learning technology. The company offers a flexible work environment, promo ...

Senior Python Engineer — Real Time Risk Platform Lead

A leading financial services firm in London is seeking a Senior Lead Software Engineer to enhance credit risk management solutions. The role involves providing technical leadership, developing secure code, and advocating for best practices in software development. Ideal candidates will have advanced Python skill ...

Full Stack Engineer (London) Python, AWS, Vue/React

A leading tech recruitment agency is offering a Full Stack Developer Opportunity in London. The successful candidate will design and implement services in Python and collaborate on infrastructure maintenance in a dynamic, agile team. They must have at least 4 years of experience and the right to work in the UK. ...

AI Cloud Engineer: Automation & Python on Azure (Hybrid)

A prestigious financial services organisation seeks an AI Cloud Engineer to develop automation solutions. You’ll transform complex business processes into streamlined workflows using Python and Azure. The role requires 2 days in Central London per week, featuring a competitive salary of £90K-£100K with bonuses, ...

Senior Backend Engineer Python/FastAPI, Scale up CPMS

A leading Charge Point Operator is seeking an experienced Senior Backend Engineer to develop their Charge Point Management System and customer-facing applications. This full-time, hybrid role based in Southwark involves backend development using Python and FastAPI, API design, and system performance optimization ...

Senior Full Stack AI Engineer (Remote, React/Python)

A leading technology services provider in Edinburgh is seeking a skilled developer to work in an Agile Scrum environment. You will collaborate with cross-functional teams to design and enhance digital products using React and Python, supporting AI-driven solutions. Ideal candidates will have strong experience in ...

Lead Python Engineer for Front Office Quant Trading

A leading financial services firm in the Greater London area is hiring a Lead Software Engineer to work on trading and investment projects. You will collaborate with developers, quants, and traders, focusing on developing engines, services, and APIs while applying disciplined code management. Candidates should h ...

Senior GCP DevOps Engineer | Kubernetes, CI/CD, Python

A technology services company is seeking a GCP DevOps Engineer to optimize CI/CD, cloud infrastructure, and application performance. You will work extensively with Kubernetes and Google Cloud Platform. This contract position offers hybrid working, with three days in the office, preferably in Sheffield, and an ex ...

Senior Python/Django Backend Engineer Lead & Scale (Remote)

A technology company is seeking a Senior Developer with strong Python and Django expertise to take ownership of back-end systems. You'll work within a fast-paced environment, contributing to the Django REST API and enhancing system performance. This role offers a clear path toward technical leadership as the tea ...

Senior DevOps Engineer AWS/Terraform/Python Remote/Bristol

Overview A leading organisation in the Bristol area, open to candidates working remotely, is looking to hire a Senior DevOps Engineer with strong experience of AWS, Terraform and Python. Responsibilities Planning, implementation, and growth of AWS cloud infrastructure <li ...

Lead Python & Test Automation Engineer | Cloud & CI/CD

A leading global financial services firm is seeking a Lead Software Engineer to enhance and deliver technology products. The role involves developing high-quality production code, leading technical troubleshooting, and contributing to software operational stability. Candidates should have strong experience in Py ...

Senior Full Stack Engineer: React & Python, Cloud Native

A leading tech scale-up in the United Kingdom is searching for a Senior Full Stack Engineer with expertise in React and Python. The successful candidate will develop flagship products, collaborate closely with cross-functional teams, and influence the technical direction. Benefits include a competitive salary ra ...

Senior Backend Python Engineer – Scale & Impact (Hybrid, London)

A leading grounds maintenance company is seeking a Senior Backend Developer to join a product-focused engineering team. You will design and build backend applications that support complex workflows. The role combines exciting challenges in a hybrid working environment, fostering professional growth with clear ca ...

Senior AI/ML Platform Engineer | Python & Generative AI

A leading global financial services firm is seeking a Software Engineer to advance AI/ML technology solutions. In this role, you will develop software applications aimed at enhancing productivity and drive innovation within technical teams. The ideal candidate should have a strong background in full stack develo ...

Full Stack Python/React Engineer — Remote & Learning Budget

A mission-led consultancy in the UK is seeking Full Stack Python/React Developers. Join a high-trust, agile team to develop secure, scalable software solutions for the UK Government and Defence sector. You will work on innovative projects using modern technologies and practices, contributing across the full deve ...

Remote Senior Python Backend Engineer – AI Voice Platform

A leading tech recruitment agency has an exciting opportunity for a Senior Python Developer to join a market-leading tech firm. This fully remote position requires a candidate with strong backend development experience, deep Python skills, and familiarity with AI-powered systems. Responsibilities include designi ...

Full Stack Java/Python Engineer 6 Month Contract

A leading technology consultancy in Greater London is looking for a Full Stack Java/Python Engineer for a 6-month contract. The successful candidate will have a strong background in Java, Spring Boot, and Python, along with hands-on experience in developing full stack applications. This role supports flexible wo ...

Senior Full Stack Engineer: AI Platform, Python & React

A tech recruitment firm based in London is seeking a Senior Full Stack Engineer with experience in Python and modern frontend frameworks like React and TypeScript. In this hybrid role, the engineer will design backend systems, create scalable frontend architecture, and integrate complex systems. The ideal candid ...

Python Engineer – LLM Pipelines & CI/CD (Hybrid London)

A leading consulting firm is seeking a Full-Stack Software Engineer in London with strong skills in Python and SQL. This hybrid role includes responsibilities such as managing data ingestion pipelines and supporting underwriters. The ideal candidate will have experience in Azure DevOps and CI/CD practices. Join ...

Full Stack Engineer (React/Python) – AI Platform, Hybrid

An innovative AI company in Bracknell is seeking a Full Stack Engineer to work on a modern tech stack including React and Python. You will be collaborating with a senior team to build new features, improve platform performance, and contribute to technical strategy. The ideal candidate should have experience in b ...

Backend Engineer (Python) for AI First Patent Platform

A leading AI-first patent research platform in the UK seeks a software engineer to develop core features and collaborate with senior engineers. Candidates should have over 2 years of engineering experience, strong Python skills, and familiarity with Django. This position requires working onsite three days per we ...

Robotics Tooling Engineer – Python/Go on Linux (Onsite)

A tech recruitment agency is seeking a Software Engineer to take ownership of tooling for robot commissioning and servicing at their partner company. The ideal candidate will have proficiency in Python and/or Go, experience with Linux systems, and a strong understanding of internal tooling practices. This role i ...

Senior Python GUI Engineer (Qt) Real Time Trading

A technology-driven trading firm in London seeks a Senior Python Engineer with Qt expertise to develop high-performance desktop GUI applications for real-time trading. The ideal candidate will have hands-on experience with Qt and a strong willingness to learn. Responsibilities include designing responsive interf ...

Junior Platform Engineer – Go/TS/Python, Obs & Growth

A leading data collaboration platform in Basingstoke is seeking a Software Engineer to join their Platform Sustaining & Enhancement team. The role involves debugging software, developing features primarily in Go and TypeScript, and enhancing observability. Candidates should have 1-3 years of experience and be fa ...

Python Engineer for Front‑Office Trading Platform (London)

A diversified trading firm in London is seeking a Software Engineer specializing in Python to join their multi-asset trading team. The role involves enhancing automated trading systems, collaborating with traders, and mentoring junior developers. Candidates should have at least 3 years of experience, strong tech ...

Senior Python Lead Engineer – Microservices for Delta One

A global investment bank is seeking a Lead Software Engineer based in Greater London. In this role, you will engineer scalable RESTful micro-services and APIs while guiding a team of developers. The ideal candidate should have extensive Python experience and a solid understanding of microservices architecture, C ...

Python API Automation QA Engineer Backend Testing Remote

A leading technology company based in Cambridge is looking for a QA Test Engineer (Python API Automation) to ensure the quality of their core technology platform. The ideal candidate will have strong Python coding skills and test automation experience, focusing on backend testing of cloud-based solutions. The ro ...

Senior Data Platform Engineer I Database Platform Python

Full-time Compensation: GBP 85,000 - GBP 105,000 - yearly Company Description Wise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full speed. Whether people and businesses are sending ...

Senior Data Platform Engineer I Database Platform Python

Company Description Wise is a global technology company, building the best way to move and manage the world’s money. Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a mission to make their lives easier ...

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