1,901,298+ Python Developer And Python Tech Architect Jobs in UK — Top Companies Hiring June 2026

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Quantitative Developer – Systematic Trading & Signals

A leading hedge fund in London is seeking a Quantitative Developer to build trading infrastructure and a signal generation framework. The ideal candidate will design and implement solutions used by senior portfolio managers. This role offers a competitive salary and operates on a hybrid model, allowing for flexi ...

Quant Research Software Engineer Trading Signals

Harrington Starr is seeking a Research Software Developer to join a leading quantitative trading firm. This role involves researching and developing predictive signals and trading models to improve trading performance. You will collaborate with researchers and engineers throughout the lifecycle of the ...

Automation Platform Specialist in Reading Matchtech

Automation Platform Specialist Reading, United Kingdom Posted about 1 year ago Tech stack Amazon AWS Ansible Bash Python Automation JavaScript Skills and Responsibilities Networking a ...

Hybrid AI Tools Engineer for Emissions & Change Management

Quintessential Design Service Limited is seeking a skilled developer to create advanced digital tools for performance improvement in propulsion systems. The ideal candidate will have proficiency in Python and experience in AI/ML frameworks. Responsibilities include developing software tools for change management ...

Quant Developer: Build Scalable Trading Tools

A global technology-driven investment firm seeks a Quant Developer to bridge quantitative research and engineering. This role involves developing scalable software for data analysis, backtesting, and trading systems. Candidates should have a degree in a relevant field and 2+ years of experience with Python, C++, ...

Dynamics 365 & SharePoint App Developer Onsite to Hybrid

Experis - ManpowerGroup is seeking an Application Developer for Microsoft Dynamics 365 in Bristol. This role is initially onsite and will transition to a hybrid model after 6 months. The successful candidate will have essential skills in SharePoint administration, application technical support, and pro ...

Senior Bioinformatics Developer Synthetic Biology & Cloud

Newton Colmore Consulting is seeking a Senior Bioinformatics Developer in Cambridge. You will lead bioinformatics projects, developing complex algorithms for data categorization and supporting lab systems. Ideal candidates have a strong Python coding background, experience in bioinformatics, and a rela ...

Linux Systems Administrator in London Quant Capital

Linux Systems Administrator London, United Kingdom Tech stack Python Windows Linux Job Description Providing financial technical and operational support to the firm. Requirements You should have a background i ...

GI Pricing Leader in Manchester Star Actuarial Futures

GI Pricing Leader Manchester, United Kingdom Tech Stack Python R SQL Skills and Qualifications Have proven experience developing and implementing governance controls that protect customers. Familiarity with Emblem, Rada ...

MacOS Engineer Quant Trading in London Quant Capital

MacOS Engineer - Quant Trading London, United Kingdom Posted 12 months ago Tech stack Python Bash / zsh Hardware Trading Key Responsibilities Manage and automate macOS device provisioning, updates, and c ...

Senior Optical System Engineer in London Oriole Networks

Senior Optical System Engineer London, UnitedKingdom Posted 9 months ago Tech stack Python C Areas of Expertise Photodiodes, burst-mode APDs/TIAs, modulators, and transceiver architectures. Experience with automated ...

Quant Trader Dubai in London Quant Capital

Quant Trader Dubai London, United Kingdom Posted 10 months ago Tech Stack Python C Statistics Computer Science Requirements Proficient at researching data MS Degree in Math/Statistics and/or Co ...

Junior Systems Engineer Quant trading in London Quant Capital

Junior Systems Engineer - Quant trading Quant Capital London, United Kingdom Posted about 1 year ago Tech stack Linux Go Windows Systems Engineer Trading Python Powershell Skills Demonstrated i ...

Software Engineer, Apple Services Engineering in London Apple Inc.

Software Engineer, Apple Services Engineering London, United Kingdom Full time, Competitive compensation, Visa sponsorship not provided. Tech Stack Python C Java Swift Version Control Skills Required <u ...

Data Analyst Distribution in London Mason Blake Limited

Data Analyst - Distribution Location: London, United Kingdom Company Mason Blake Limited Tech Stack SOLID Analyst Databases Python Responsibilities & Qualifications Solid understanding of RFP structu ...

AI Engineer Intelligent Agents (Audio Focus) in Chesterfield Adria Solutions

AI Engineer - Intelligent Agents (Audio Focus) Location: Chesterfield, UnitedKingdom Posted 9 months ago Tech Stack SDK Python Artificial Intelligence What You'll Do AI Agent Development. Design and build AI age ...

Lead Engineer Enterprise AI in Hook Elanco Animal Health Incorporated

Lead Engineer - Enterprise AI Elanco Animal Health Incorporated Hook, United Kingdom Tech Stack TypeScript Artificial Intelligence either Python Enterprise Qualifications Apply this knowledge to drive continuous improvement and innovation ...

Trade Support Engineer HFT in London Quant Capital

Trade Support Engineer - HFT London, United Kingdom Tech Stack C Trading Python Bash Responsibilities & Qualifications Through automation, Trade Support Engineers MUST have: Proficiency in Bash, Python , and/ ...

Software engineering technical lead manager in London Writer

Software Engineering Technical Lead Manager London, United Kingdom Tech Stack Scala Python Technical Lead Java Technical Background In software engineering and development, I have expertise in distributed systems, mul ...

Fixed Income ETF Trader / Head of Desk in London Quant Capital

Fixed Income ETF Trader / Head of Desk London, United Kingdom Posted about 1 year ago Overview This is an outstanding opportunity to join a growing trading business at a time of significant and interesting growth within the... Tech stack Trading Python < ...

Engineering Product Manager in London The Audio Programmer

Engineering Product ManagerLondon, United KingdomContractCompensation: up to £130KVisa sponsorship: Not providedTech StackProduct ManagerPythonCJavaScriptRequirement ...

Trade Support Engineer HFT in London Quant Capital

Trade Support Engineer - HFTLondon, United KingdomTech StackCTradingPythonBashResponsibilities & QualificationsThrough automation, Trade Support Engineers MUST have:Proficiency in Bash, Python, and/or C++</l ...

Data Scientist in Cambridge Flagship Pioneering, Inc.

Data Scientist Cambridge, United Kingdom Posted 9 months ago Full time Competitive compensation Tech Stack statistical modeling Python NumPy SQL pandas scikit-learn Next.js <h3 ...

Senior Life Actuarial Consultant in London Star Actuarial Futures

Senior Life Actuarial Consultant London, United Kingdom Posted 11 months ago Tech stack Python R Job Requirements In order to work with the two models, ORSA and IFRS 17, the successful candidate will possess strong problem‑solving and ana ...

Take the lead in Financial Reporting on the beautiful island of Bermuda in Bermuda Star Actua[...]

Take the lead in Financial Reporting on the beautiful island of Bermuda Bermuda, United Kingdom Posted 11 months ago Tech Stack R Excel SQL Consultancy Python Required Skills Advanced knowledge of US ...

Senior Analyst (MMM) | Global Media Agency. in London Nicholson Glover

Senior Analyst (MMM) | Global Media Agency London, United Kingdom Posted 11 months ago Tech stack Python R Analyst SOLID media Modelling Skills Required: Experience in Marketing Mix Modelling and media effectiveness ...

AI Engineer in Cambridge Luminance

AI Engineer Cambridge, UnitedKingdom Posted 12 months ago Tech stack Python ecosystem Artificial Intelligence Requirements Bachelor's or Master's degree with a First or high 2:1, preferably in a technical subject. <li ...

DLP Security Engineer (Proofpoint) in Warwick Axiom Software Solutions Limited

DLP Security Engineer (Proofpoint) Warwick, United Kingdom Posted about 1 year ago This job is posted by partner Jooble. Tech Stack Python, Security Certifications Certifications such as CISSP, CISM, CEH, and Proofpoint certification ...

Software Engineer Early Stage start up in London LinuxRecruit

Software Engineer - Early Stage start up Location: London, United Kingdom Compensation: £75K - 85K Role Type: Full time Visa Sponsorship: Not provided Benefits & Perks: (None listed) Tech Stack APIs Python Software Engine ...

Pricing Actuary (80 100%) in Manchester Swiss Re

Pricing Actuary (80 - 100%) Manchester, United Kingdom Posted 10 months ago Tech stack Python R Excel SQL Qualifications Qualified Actuary or on track to qualification. Skills Excellent skill ...

Plasma Exhaust Physicist in Culham UK Atomic Energy Authority

Plasma Exhaust Physicist Culham, United Kingdom Posted 9 months ago Tech stack Python C Skills and Qualifications Ability to carry out detailed analysis of experimental data, use of suitable tools, error analysis, etc. Profi ...

Senior Embedded Software Engineer in Eastleigh Staffline

Senior Embedded Software Engineer Location: Eastleigh, United Kingdom Posted 9 months ago Tech Stack Python SQLite C JavaScript Node.js Responsibilities & Qualifications Bachelor’s degree in en ...

Solution Engineer UK in London TruEra

Solution Engineer - UK Location: London, United Kingdom Posted 10 months ago Tech stack Python Job Requirements Experience in both written and verbal communication Preferred (but not required) qualifications: Experience ...

Senior Software Engineer (Backend) in London LinuxRecruit

Senior Software Engineer (Backend) London, United Kingdom Posted 10 months ago Tech Stack Python Software Engineer API Express Azure TypeScript Artificial Intelligence Backend Re ...

Offshore Structural FEA Engineer in London Confidential

Offshore Structural FEA Engineer Location: London, United Kingdom Posted 9 months ago Tech Stack C Python Responsibilities Sub-modelling and Influence Matrix. Alternative Techniques for Solving Complex Structural ...

Applied AI Software Engineer

AI Software Development Engineer Domain: Public Sector & Defence Solutions The Objective Seeking software engineers specialised in applied artificial intelligence to build and deploy advanced large language model (LLM) solutions for highly regulated UK institutions, including defence, natio ...

Applied AI Software Engineer

Domain: Public Sector & Defence Solutions The Objective Seeking software engineers specialised in applied artificial intelligence to build and deploy advanced large language model (LLM) solutions for highly regulated UK institutions, including defence, national security, and healthcare sectors. ...

Landscape Architect and Senior Landscape Architect

Landscape Architect and Senior Landscape Architect - (118) Job Title Landscape Architect and Senior Landscape Architect Location London - UK (Primary) Employment Type Full-time Permanent Job Description The Practice ASPECT ...

Cisco Engineer in Belfast Hayward Hawk Limited

Cisco Engineer Belfast, United Kingdom Posted 9 months ago Tech stack Amazon AWS Ansible Azure Python consultancy Skills Required Familiarity with cloud networking (Azure/AWS). Exposure to Mera ...

Remote AI Model Developer — Train & QA Chatbots

A leading AI training company in the United Kingdom is seeking a Software Developer to join their remote team. The role involves training AI models, measuring their progress, and solving coding challenges using Python or JavaScript. Candidates should have experience with algorithms and debugging. This independen ...

Senior Software Engineer

Python Engineer (Core Trading Platform | Front Office) £80,000-£120,000 base salary plus strong package London - Hybrid We’re hiring Python Engineers to join a front office-facing platform build within a tier-one financial services organisation - this is a green ...

Chief Architect for Developer Tools 802

We are seeking a Chief Architect for Developer Tools to join our team at Quantinuum. As the Chief Architect for the Developer Tools, you will act as the technical authority for the creation of Quantinuum’s developer tooling, including languages and upper‑stack compilers, logical encodings, emulation and de ...

Senior AI Platform Engineer — Developer Experience

A forward-thinking energy tech company in the UK seeks a Senior Engineer I to architect and develop their Internal AI Engineering Platform. This role involves leading the deployment of AI tools, designing secure infrastructure, and ensuring high standards in AI development practices. The ideal candidate will hav ...

Lead Frontend Architect React/JS, Agile, Remote

A leading health tech company in Greater London is seeking an experienced Lead Frontend Developer to take ownership of their frontend stack. In this role, you'll architect, develop, and maintain modern frontends while applying Agile methodologies. You'll lead a team of engineers, ensuring a user-first approach a ...

Wireless Network Algorithm Engineer – Abu Dhabi

A leading advanced technology group is seeking an Algorithm Developer to design and validate algorithms for advanced communication systems. This role involves simulation of Layer 2 protocols and collaboration with various engineering teams. The ideal candidate should be proficient in C++ and Python and have sign ...

Front Office Quant Developer — High Performance Trading

A financial technology firm in the UK is looking for a Quantitative Developer to enhance trading applications and develop pricing algorithms. The role requires experience in multi-threaded Java applications and strong programming skills in Python. Candidates should have a bachelor's degree in a technical field a ...

Hybrid AWS Cloud Engineer — AI/Connect & CI/CD

A leading IT consultancy in the United Kingdom is seeking a skilled AWS Developer to join their Contact Centre Platform team. The ideal candidate will have strong hands-on experience with various AWS services, proficiency in Python or Node.js, and a solid understanding of DevSecOps principles. This mid-senior le ...

Senior AI Engineer Platform & MLOps Leader

JD Sports Fashion is seeking a Senior AI Engineer based in Bury, England. You will architect and develop scalable AI platforms and generative AI systems while collaborating closely with the Data Science and AI teams. The role requires deep expertise in AI engineering and LLMs, strong Python skills, and experienc ...

Senior Software Engineer — Architect, Scale & Mentor

A leading software development firm is seeking a Senior Software Engineer to architect and maintain enterprise-grade software. The role requires over 6 years of experience, proficiency in Java or Python, and expertise in cloud infrastructure and microservices. You will lead code reviews, mentor junior engineers, ...

Senior Automation QA Engineer AI Testing & CI/CD

PolyAI is looking for a Senior Software Quality Engineer in Greater London to architect and scale automation frameworks, define quality strategies, and drive AI-augmented testing practices. The suitable candidate will have 5+ years of experience in quality engineering and proficiency in TypeScript or P ...

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    Python Developer And Python Tech Architect Jobs in United Kingdom Job Search Guide, Trends and Insights