Python Developer Software Engineer Jobs in UK

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AI Platform Engineer Production Grade Azure Pipelines

A global CEO advisory firm is seeking an Engineer to join their rapidly growing AI team in London. The successful candidate will build and operationalize high-value AI workflows and integrate AI capabilities into various products. Responsibilities include developing end-to-end implementations, collaborating with ...

Senior Data Engineering Lead — Python, SQL, Cloud

A leading global financial services firm is seeking a Lead Data Engineer to spearhead a team in developing scalable, secure cloud-native applications. You will engage in Agile practices, lead business deliveries, and ensure high-quality software development. The ideal candidate should possess strong expertise in ...

Immunoinformatics Engineer: AI Driven Drug Discovery

A leading pharmaceutical company in the UK is seeking an Immunoinformatics Engineer to develop innovative AI technologies for drug design. This role involves collaborating with diverse teams, building strong partnerships, and driving software projects from inception to completion. The ideal candidate holds a Mas ...

Senior EMS/OMS Engineer Low Latency Trading Platform

Cititec is looking for a Senior Software Engineer to join their team in London on a 6-month contract paying approximately £950 per day. The role involves building execution and order management systems for global commodities trading, with responsibilities across design, implementation, and collaboration with tra ...

Senior Data Platform Engineer (Trading Systems)

A leading Investment Manager in the UK is seeking an experienced Software Engineer for an initial 6-month role that could lead to permanent employment. The position involves working within a core engineering team to develop and enhance data and infrastructure platforms supporting systematic trading strategies. T ...

Senior Modelling Engineer, AI Accelerator Pre Silicon

A leading AI technology firm is seeking a Senior Modelling Engineer to develop pre-silicon models for innovative AI acceleration hardware. You will collaborate closely with hardware, software, and machine learning engineers to drive product design and verification. Ideal candidates will have over 5 years in semi ...

Senior ML Runtime Engineer: Rust Inference & AI Accelerators

A cutting-edge AI company is seeking a Senior ML Runtime Engineer in London or Bristol. In this role, you will integrate innovative AI acceleration hardware with leading projects like PyTorch and vLLM, and develop a high-performance Rust runtime. The ideal candidate will have 5+ years of experience in ML softwar ...

Senior Data Pipelines Engineer, Macro & Industries

A leading financial data company in Greater London is seeking a Senior Software Engineer to build and maintain robust data pipelines. The ideal candidate should have strong backend experience with Python, a relevant degree, and the ability to design scalable systems. This role involves collaboration with various ...

Senior SRE – Electronic Trading Observability Lead

A global financial services firm in Greater London is seeking a Senior Software Engineer / SRE to focus on ensuring observability and resilience for its Electronic Trading systems. You will drive reliability initiatives, develop frameworks for tracking metrics, and collaborate on system health reports. The ideal ...

Senior Full Stack Engineer – Greenfield AI Platform, London

A disruptive tech startup in London is seeking a Senior Full-Stack Software Engineer to take ownership of their technical foundation. This greenfield role offers the chance to build a customer-facing platform and establish engineering standards. Candidates should have over 5 years of experience with modern web a ...

Edge Sensor Software Engineer – Marine AI & Radar

SRT Marine Systems plc based in Bristol is seeking an experienced Senior Software Engineer – Sensors to join our Edge Team. The successful candidate will design and maintain edge-sensor solutions, focusing on performance and reliability. Key responsibilities include developing test infrastructures and collaborat ...

Senior Software Engineer – Scalable Real Time Data Systems

A leading tech company in Manchester is looking for a Senior Software Engineer to work in a hybrid role. You will lead a small team to build scalable data-driven systems and develop APIs while working with the latest technologies in cloud computing and big data. Ideal candidates will have over 6 years of experie ...

Forward Deployed Engineer: Macro & Fixed Income Tech

Balyasny Asset Management L.P. in Greater London seeks a Forward Deployed Engineer to enhance their technology platform. You will design and build APIs and tools that integrate quant models for risk management and trading. Ideal candidates possess 2+ years of software development experience, especially in Python ...

AI Software Engineer – Conversational AI & LLMs (Onsite London)

Oliver Bernard is hiring an AI Software Engineer for their Central London office, offering a salary of up to £140k. The successful candidate will design, build, and deploy innovative AI features, working with a cutting-edge tech stack including Python and various AI frameworks. Responsibilities include developin ...

Lead AI & Markets Tech Engineer (Credit Pre Trade)

JPMorgan Chase & Co. is looking for a Lead Software Engineer to work within Credit Technology. This role involves building AI-native systems and enhancing trading capabilities through various technical solutions. Candidates should have over 5 years of hands-on experience with programming languages like Python, J ...

AI Infrastructure Engineer Scalable Agent Platform

A leading technology company in Manchester seeks an AI Software Engineer to optimize systems for AI-powered agents. Candidates should excel in Python and MySQL, with opportunities to collaborate across product teams. This role promotes a diverse culture valuing innovative ideas and commitment to customer success ...

Senior ML Runtime Engineer: Rust Inference & AI Accelerators

A cutting-edge AI company is seeking a Senior ML Runtime Engineer in London or Bristol. In this role, you will integrate innovative AI acceleration hardware with leading projects like PyTorch and vLLM, and develop a high-performance Rust runtime. The ideal candidate will have 5+ years of experience in ML softwar ...

AI‑Driven QA Engineer: Automation & Frameworks

Gold Group Limited is seeking a Solutions QA Engineer in Basingstoke, UK. This hybrid position encompasses manual and automated testing of mission-critical software solutions, with a strong focus on AI-driven techniques. Candidates should have over 3 years of QA experience, strong Python skills, and familiarity ...

Senior Fullstack Engineer — AI‑Driven Internal Tools (Remote)

PC Games Insider is seeking a Senior Software Engineer in Greater London to build and enhance their internal back office platform. The ideal candidate brings over 5 years of engineering experience, strong skills in Python and frontend technologies like Vue, and a passion for AI and automation. This role requires ...

London based Senior Software Engineer – FinTech Platform

Barclays seeks a Senior Software Engineer in London to design and build scalable C# (.NET/.NET Core) and Python calculation engines. The role involves developing data models in SQL Server, delivering low-latency REST APIs, and collaborating with stakeholders for accurate billing outputs. Ideal candidates will ha ...

Cloud & Data Platform Test Engineer (Lakehouse) Hybrid

N Consulting Limited is seeking a Test Engineer for its Cloud & Data Platform team based in London. This contract position offers a hybrid work model, requiring 2 days at the office. The ideal candidate should have 3–5+ years of experience in software testing and 2+ years testing cloud infrastructures using AWS ...

Senior Software Engineer Finance Trading Platform (London)

SoCode Recruitment is seeking a Contract Senior Software Engineer to join a private equity firm in London for up to 6 months. The successful candidate will develop and support P&L and accounting applications, manage data exchanges, and collaborate with financial teams. You'll need 8+ years of experience in Pytho ...

AI First Product Engineer: Build Data for 1B Shoppers

Provenance.org in Greater London is hiring a Product Engineer. In this role, you'll design and maintain the core web application while leveraging LLMs and ML methods to automate data operations. You need 3-5 years of production software experience in JavaScript, Ruby, or Python, along with a track record of buil ...

Senior AI Driven Engineer | Build Autonomous Ad Engine

Adzact in the United Kingdom is seeking a Senior Engineer to build an autonomous B2B ad engine. This role focuses on developing core platform systems and involves working with cutting-edge technologies like Python, AWS, and Docker. Candidates should have over 5 years of software delivery experience and an owners ...

Senior AI Engineer — Production Grade AI for Real World Ops

Hadean is looking for a Senior AI Engineer to join our dominAI team in London. This role involves integrating AI into production software, mentoring engineers, and collaborating with cross-functional teams. Candidates should have a degree in Computer Science or a related field, at least 3 years of experience in ...

Applied AI Engineer II Production ML & Generative AI

A global financial institution is seeking a Software Engineer II - Applied AI to drive AI innovation and optimize business processes through advanced machine learning. You will lead the development of AI-powered products, collaborate extensively, and ensure the scalability of AI solutions. Ideal candidates will ...

Lead Software Engineer – Fintech for Fair Wages (Hybrid London)

Wagestream is seeking a Lead Software Engineer to join their team in London. The role allows for hybrid working, blending time in the London office with remote work. The ideal candidate will work on innovative financial products while collaborating with cross-functional teams. Key technologies include Python, Ty ...

Senior Python Tech Lead – Real Time Trading & Risk

J.P. MORGAN is seeking a Senior Lead Software Engineer in Greater London to join the Credit Trading - Realtime Risk team. The successful candidate will develop secure, high-quality code, provide technical guidance to teams, and influence product design and technical operations. Applicants should have expertise i ...

Graduate Software Engineer — Hybrid London, DevOps & Cloud

A forward-thinking technology company is seeking a Graduate / Junior Software Engineer in Greater London. This hybrid role provides an exciting opportunity for early-career professionals to work on a modern infrastructure stack and gain hands-on experience. Responsibilities include automating DevOps workflows, m ...

Senior Applications Engineer — Remote Leader in Full Stack

Connect Fibre is seeking a Senior Applications Engineer to design and implement backend services and develop frontend applications. This role requires over 5 years of software development experience and strong skills in programming languages like JavaScript, Python, and PHP. The candidate will lead projects, men ...

Senior Fullstack Engineer — Platform Architect

A growing engineering company in Greater London is seeking a Senior Fullstack Software Engineer responsible for designing, building, and maintaining critical production systems. The role emphasizes ownership, systems thinking, and high-quality engineering on mature platforms. The ideal candidate will have 8-15 y ...

Senior Backend Engineer — REST APIs & Microservices

A leading technology company in the United Kingdom is seeking a Software Engineer to develop robust back-end services and applications. The role involves building and integrating RESTful APIs, enhancing scalable systems, and implementing CI/CD pipelines. Candidates should have strong proficiency in Java, Python, ...

Senior Full Stack Engineer: Build Secure, Scalable Identity

A leading technology company based in the UK is seeking a skilled software engineer to join their team. The successful candidate will work on building and maintaining scalable systems using TypeScript and frameworks like React, as well as backend technologies such as Kotlin, Python, and Ruby. Responsibilities in ...

Platform Engineer, Threat Modeling & Security Tools

A leading technology firm in Cambridge is seeking a Software Engineer to develop an internal threat modeling platform integral to the security development lifecycle. The role requires expertise in Python, backend application development, and familiarity with cloud environments like AWS. Responsibilities include ...

Security Engineer: Build Secure Apps & Threat Modeling

Granola inc in Greater London is seeking a passionate Security Engineer to enhance application security within their software development lifecycle. The ideal candidate will design security features, conduct assessments, and educate teams on secure coding practices. A strong background in security-sensitive work ...

Senior DevOps Lead — Azure, Kubernetes & CI/CD Expert

Cpl Life Sciences in Colchester is seeking a Lead DevOps Engineer to take ownership of their DevOps capability. The role involves enhancing engineering velocity, scalability, and security in cloud infrastructure and software delivery. Responsibilities include leading DevOps strategy, optimizing cloud environment ...

Software Engineer – Cloud Native, GenAI & CI/CD (UK)

A leading global professional services company based in Manchester is seeking a Software Engineer to develop traditional and serverless applications. The role requires a few years of industry experience in Java, Typescript, Python, or Go, and familiarity with Cloud Native technologies on AWS. Candidates will col ...

Senior Internal Tools Engineer Drive Growth & Impact

A fintech company based in London is seeking a Senior Software Engineer to join its growing engineering team. You will define, build, and iterate on features for internal tooling while collaborating with cross-functional teams. The ideal candidate has over 5 years of experience with API development using Python ...

Cloud Native Software Engineer, Global Banking Platform

JPMorgan Chase & Co. is seeking a Software Engineer III in Greater London to enhance their Global Banking Platform. The role involves designing, implementing, and developing scalable microservices, utilizing programming languages like Go, Python, or Java. Candidates should have practical experience in system des ...

Senior ML Platform Engineer: GenAI & Scale

A leading food delivery platform in the UK seeks an experienced ML Platform Engineer to design and enhance scalable machine learning infrastructure. The role involves collaboration with data scientists and engineers to support ML and generative AI initiatives. Candidates should bring over 3 years of experience i ...

Senior Automation Test Engineer: CI/CD & API Quality

IBM is seeking a Senior Automation Test Engineer in Hursley, England. In this role, you will deliver reliable automated testing solutions, design test scripts, and collaborate with developers and DevOps teams. You will work with modern automation tools like Java, Python, and Selenium to enhance product quality. ...

Lead Software Engineer, Frontier AI Platform (Hybrid)

A leading AI consultancy, located in Greater London, is looking for a Lead Software Engineer to scale their groundbreaking Frontier Decision Intelligence platform. The role involves driving technical contributions, designing customer-facing solutions, and collaborating with cross-functional teams. Ideal candidat ...

Lead AWS Data Engineer: Scalable Pipelines & Lakehouse

LSEG is looking for a Lead Software Data Engineer to design and develop scalable data pipelines in a modern AWS environment. You will collaborate with cross-functional teams to deliver high-quality data solutions that power the financial indices trusted globally. The ideal candidate should have a strong Python p ...

Senior Firmware Engineer

Senior Firmware Engineer Qualifications, skills, and all relevant experience needed for this role can be found in the full description below.Location: Bristol; Hybrid Join our client as a Senior Firmware Engineer! Are you a passionate Firmware Engineer wanting to make a re ...

Senior AI Systems Engineer Real World Delivery

Conquer AI is seeking a Senior Staff Engineer to design and deliver real-world AI systems for enterprise clients. This role emphasizes hands-on engineering and direct client interaction, building everything from proofs of concept to MVPs and initial production. The successful candidate will have a strong softwar ...

DevOps Engineer (Azure)

DevOps Engineer (Azure) A fantastic opportunity for a DevOps Engineer to join a well-established technology company delivering secure, scalable software solutions within a highly regulated environment. This role will play a key part in driving automation, improving deployment process ...

Front End Developer

YT Tech are working on behalf of our key client in Bistol on a new front end software engineer position. This company is redefining the world of motion control. Their technology sits at the intersection of fluid mechanics, high-speed electronics, and additive manufacturing, delivering next-generation solutions f ...

Graduate Software Engineer/Quant Hybrid Working £60,000 £120,000 Base (+Bonus)

Graduate Software Engineer/Quant - Hybrid Working - £60,000 - £120,000 Base (+Bonus) An Elite Fintech Trading Firm are looking for a highly talented graduate to join an elite group of some of the best engineers and quants on the planet! This team has an unlimited tech budget, promotes a great cu ...

Software Engineer – Middle/Back Office – Asset Manager (Contract)

Software Engineer – Middle/Back Office – Asset Manager (Contract) An asset manager is improving their risk, P&L, and reporting systems and are looking for an experienced software engineer to work across several projects aimed to enhance and extended middle and back-office systems. Y ...

Front End Developer

Job Overview YT Tech are working on behalf of our key client in Bistol on a new front end software engineer position. This company is redefining the world of motion control. Their technology sits at the intersection of fluid mechanics, high-speed electronics, and additive manufacturing, deliverin ...

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