Lead Software Developer Python Jobs in UK

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VP Quant Dev — High Performance Finance Tech

Citi is seeking an experienced Quantitative Developer to join the Numerical Performance Group in London. The successful candidate will design, develop, and enhance quantitative libraries for pricing and risk management, utilizing advanced C++ and computational techniques. Strong experience in high-performance co ...

Senior Python Backend Engineer for SaaS & Scale

Populus Select Ltd is seeking an experienced backend-focused developer in Tees Valley, United Kingdom, to support the evolution of a commercial SaaS platform used by enterprise clients. This hands-on role involves developing scalable backend functionality, improving system performance, and contributing to long-t ...

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 ...

Senior Quant Developer – Structured Finance & MBS

Clearwater Analytics, Ltd is seeking a Senior Quantitative Developer to enhance and expand their structured finance product suite, specifically focusing on MBS, ABS, and CLOs. The role involves developing valuation models, integrating third-party data, and collaborating with cross-functional teams. Ideal candida ...

Data Product Engineer AI and Analytics Platform

Euronext is seeking a Data Product Developer in Greater London. In this role, you'll build new data products, integrating AI into existing functionalities. The ideal candidate must possess a Bachelor’s or Master’s degree in Computer Science or related field, with at least 3 years of relevant experience. Strong s ...

Senior Data Scientist & Model Developer: Fraud & Trading

Deutsche Bank is hiring a Model Developer in London to enhance its Trading and Client Controls team. As a Vice President, you'll drive model implementation and engage with stakeholders while utilizing your expertise in Python, data science, and financial markets. The role provides an opportunity for hybrid worki ...

Senior kdb+ Architect: High Performance Data Analytics

STATE STREET CORPORATION is seeking a Senior kdb+ Developer to join the BestX engineering team in London. The role involves designing and optimizing high-performance data platforms using kdb+, supporting analytics capabilities across multi-assets. Ideal candidates will have over 5 years of kdb+ development exper ...

Senior Software Engineer – Property Based Testing (London)

Open Source Pledge is seeking a developer for its London team to build Hegel, a new family of property-based testing libraries. You will work on open-source initiatives requiring proficiency in property-based testing and familiarity with languages like Python and Rust. The role emphasizes collaboration and high ...

Developer Relations Engineer

As the publisher of Ubuntu we serve millions of developers, building for the cloud, IoT and data science. We aim to make open source easier and more reliable for innovators and enterprises.We have created a new Developer Relations team to engage directly with open source communities and developer-centr ...

Developer Relations Engineer

As the publisher of Ubuntu we serve millions of developers, building for the cloud, IoT and data science. We aim to make open source easier and more reliable for innovators and enterprises.We have created a new Developer Relations team to engage directly with open source communities and developer-centr ...

Trainee Coding & Programmer Placement Programme

Overview Trainee Coding & Programmer Placement Programme. This is a training programme with career placement and fees apply. The programme is designed for individuals with none or limited experience who want to start a career in programming. If you are looking to progress a career in website admin ...

Full Stack Developer

Full Stack DeveloperJunior or Mid levelC# .NET, AZURE, React, Python, Javascript, JAVAHigh growth Financial services company who have a stream of new projects, many AI enabled.Opportunity to join and quickly take project responsibility and accelerate your career in a growth enviro ...

Full Stack Developer

Full Stack DeveloperJunior or Mid levelC# .NET, AZURE, React, Python, Javascript, JAVAHigh growth Financial services company who have a stream of new projects, many AI enabled.Opportunity to join and quickly take project responsibility and accelerate your career in a growth enviro ...

Full Stack Developer

Job Title: CRM Full-Stack Software Engineer/Developer Location: Remote (UK) Contract: Full-Time Salary: £(Apply online only) per day Overview We are seeking a talented CRM Full-Stack Software Engineer to support the development and scaling of our modern customer relation ...

C++ Developer (HFT)

Salary: £200k + bonusSummaryNot your standard financial services provider, this firm prides itself on its flat hierarchy, avoiding bureaucracy whilst rewarding people on merit and excellence. Specialists within electronic market-making in FX, equity, fixed income and commod ...

C++ Developer (HFT)

Salary: £200k + bonusSummaryNot your standard financial services provider, this firm prides itself on its flat hierarchy, avoiding bureaucracy whilst rewarding people on merit and excellence. Specialists within electronic market-making in FX, equity, fixed income and commod ...

Generative AI Engineer

Canary Wharf (4 days/week on-site) We are recruiting on behalf of an exciting end client who is building high-impact AI-powered applications that deliver real business value at speed — and they need engineers who think holistically, automate relentlessly, and are fluent in the fast-moving world of ...

Software Engineer – Equity Derivatives Pricing & Risk System

We are seeking a highly skilled and motivated Java Developer with a strong background in Equity Derivatives to join our team in London. In this role, you will play a pivotal part in building and enhancing Equity Volatility Risk and P & L system that supports our Equity Volatility Managers. This is an excit ...

Full Stack Engineer

Overview This range is provided by Tech Talent Partners. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Full Stack Software Engineer - London (Hybrid) - Founding Team Member A leading UK based technology company ...

scala programmer

All you need is ONE programming language, ability to write clean code in: Scala, Java, Kotlin, Go, Clojure, C++, Erlang, OCaml, Python, Rust, C#, F#, VB, or Haskell . Located in Welwyn Garden City Small team Back end development Bonus and other benefits Job D ...

Senior C++ Developer

Senior C++ Developer Responsibilities Participate in the design, development and testing of financial markets software products. Developing and integrating different ways of information visualisation Evolve technically while working on data-intensive, latency-s ...

Data Platform Engineer Database Platform Python

About the Role You’ll work on high‑scale systems used by hundreds of engineers, shaping how we run databases globally through automation, observability, and platform thinking. We provide “Databases as a Service” to the rest of Wise, managing a critical database estate of roughly 1,000 instances. ...

Independent Software Engineer (Remote) (Sheffield)

Job Description About the Project The full job description covers all associated skills, previous experience, and any qualifications that applicants are expected to have.Outlier helps the world’s most innovative companies improve their AI agents by providing human feedback. Do you ...

UX Designer Amazon Developer, Alexa Device Applications, Devices Experience Design

Description Amazon Developer is seeking a talented UX Designer to help shape the developer experience for building and submitting applications for Alexa devices. This role requires a strong foundation in user‑centered design, technical understanding, and problem‑solving skills to create intuitive ...

Quantitative Developer (Multi Strat Hedge Fund)

A leading multi-strategy hedge fund is looking to hire a Credit Strat Developer to join a high-performing team supporting credit-focused PMs across London and APAC. Check you match the skill requirements for this role, as well as associated experience, then apply with your CV below.This ...

Senior DevOps Engineer (AWS) Up to £100k

Senior DevOps Engineer (AWS, microservices) Up to £100,000 + performance related bonuses + benefits Hybrid-Remote in London (City) or Manchester Central | 3 days onsite We’re partnered with a global fintech ...

Lead AI Engineer

Swap is the infrastructure behind modern agentic commerce. The only AI-native platform connecting backend operations with a forward‑thinking storefront experience. Built for brands that want to sell anything - anywhere, Swap centralizes global operations, powers intelligent workflows, and unlocks m ...

Software Engineer III (Java / Spring)

.**Software Engineer III (Java / Spring)****About the team:**Our team is dedicated to unlocking the rich knowledge embedded within Elsevier’s content through our semantic data platform; this empowers researchers, clinicians, and innovators worldwide to gain new insights, make informed decisions, and accelerate p ...

MMM, Python, PYMC Bayesian Data Scientist

LeadingpharmaceuticalclientnowrequiresaSeniorDataScientisttodrivemarketingeffectivenessviamarketingmixmodellingandothermodels. Thisrolewilloverseedatacollection,extraction,manipulation,analysisandvalidationensuringdataisreadyformodelling. YouwillworkcloselywiththeDataScienceteamtobuildbasemodelsaccordingtoprojec ...

Technical Project Manager Risk and Python

Technical Project Manager - Market Risk Technology and PythonHybrid, Bromley - 3 days per weekPermanent £70K - £100K depending on experienceA leading financial services organisation is seeking an experienced Technical Project / Programme Manager to support the delivery of a strategic Risk Tec ...

Technical Project Manager Risk and Python

Technical Project Manager - Market Risk Technology and PythonHybrid, Bromley - 3 days per weekPermanent £70K - £100K depending on experienceA leading financial services organisation is seeking an experienced Technical Project / Programme Manager to support the delivery of a strategic Risk Tec ...

Senior Python Engineer Contract Outside IR35

We are hiring a Senior AI Engineer to join a team responsible for recommendation systems across web and mobile, working on a key AI-driven product, the AI Stylist.This is a production-focused role. The AI Stylist is already live to customers and expected to scale significantly, with a large backlog of ...

Technical Consultant – HPC / Python / Lustre (Hybrid)

Job DescriptionTechnical Consultant – HPC / Python / Lustre (Hybrid role)Location: Birmingham / Bristol (Hybrid Role)Salary: circa £48,000 (depending on experience)My client is seeking a Technical Consultants within a HPC environment. Ideally experience wi ...

Python/Automation SW Contract Bristol (Contract)

We are looking for 2 Contractors to join verification for our Infrastructure, Methodology and Automation team. Job Description •Enhance and improve existing automation scripts within a professional development environment •Use automation servers like Jenkins (primarily) and GitLab with build ...

Biology & Python Expert Freelance AI Trainer

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 ...

Python Engineer London £75 140k + equity

About Corgi- Corgi is an AI-powered insurance company designed for tech startups.- The company has raised $108M and holds regulatory approval as a licensed carrier.- The platform is built on Django, utilizes Stripe for payments, and features AI-driven underwriting.- Corgi is currently scal ...

Technical Consultant – HPC / Python / Lustre (Hybrid)

Job DescriptionTechnical Consultant – HPC / Python / Lustre (Hybrid role)Location: Birmingham / Bristol (Hybrid Role)Salary: circa £48,000 (depending on experience)My client is seeking a Technical Consultants within a HPC environment. Ideally experience wi ...

Site Reliability Engineer III Java / Python

As a Site Reliability Engineer III at JPMorgan Chase within the External Collaboration team, you will lead development and integration of collaboration platforms such as VDRs, Microsoft 365 B2B, Client Portals, and Google Workspace. Site Reliability Engineering at JPMorgan Chase is part of the Software Engine ...

Mathematics & Python Expert Freelance AI Trainer

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 ...

Chemistry & Python Expert Freelance AI Trainer

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 ...

Statistics & Python Expert Freelance AI Trainer

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 ...

Chemistry & Python Expert Freelance AI Trainer

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 ...

Chemistry & Python Expert Freelance AI Trainer

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 ...

Mathematics & Python Expert Freelance AI Trainer

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 ...

Statistics & Python Expert Freelance AI Trainer

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 ...

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