1,899,459+ Python Developer And Python Tech Architect Jobs in UK — Top Companies Hiring July 2026

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Full Stack Java Engineer Fixed Term Contract in Birmingham AND Digital

Full Stack Java Engineer - Fixed Term Contract Birmingham, United Kingdom Posted 10 months ago Tech Stack Contract React Full-stack Java SOLID Python Qualifications Solid development ...

Machine Learning Engineer | Python | Pytorch | Natural Language Processing | LLM | Large Langua[...]

Machine Learning Engineer | Python | Pytorch | Natural Language Processing | LLM | Large Language Models | Remote, Europe Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Enigma About Us We build AI assistants that make te ...

Machine Learning Engineer | Python | Pytorch | Natural Language Processing | LLM | Large Langua[...]

Machine Learning Engineer | Python | Pytorch | Natural Language Processing | LLM | Large Language Models | Remote, Europe About Us We build AI assistants that make technical knowledge instantly accessible. As a research engineer, you will work on advancing our system’s ability to ...

Machine Learning Engineering Manager | Computer Vision | Deep Learning | Python | C++ | London,[...]

Machine Learning Engineering Manager | Computer Vision | Deep Learning | Python | C++ | London, Hybrid Machine Learning Engineering Manager | Computer Vision | Deep Learning | Python | C++ | London, Hybrid Direct message the job poster from Enigma Founder @ Enigma | Creator of Vision ...

Senior Software Engineer – Python / AWS / Cloud Native (SC or DV Cleared)

Senior Software Engineer – Python / AWS / Cloud-Native EngineeringSC or DV Cleared | Government Programme | AWS | Python | Terraform | MicroservicesLocation: UK (Hybrid / Remote)Security Clearance: SC or DV requiredEngagement: ...

Senior Software Engineer – Python / AWS / Cloud Native (SC or DV Cleared)

Senior Software Engineer – Python / AWS / Cloud-Native EngineeringSC or DV Cleared | Government Programme | AWS | Python | Terraform | MicroservicesLocation: UK (Hybrid / Remote)Security Clearance: SC or DV requiredEngagement: ...

Team Lead, Data Science in Boston Recorded Future

Team Lead, Data Science Boston, United Kingdom Posted 9 months ago Tech stack Google Cloud Amazon AWS Data Science Python Azure Qualifications 5+ years of programming and experience in Data Sci ...

Head of HFT in London Fasanara

Head of HFT London, UnitedKingdom Posted 12 months ago Compensation Competitive Role type Full time Visa sponsorship Not provided Benefits & perks Competitive Tech stack SQL Java </li ...

Applied Scientist, AGI Information in Cambridge Amazon

Applied Scientist, AGI Information Cambridge, UnitedKingdom Posted 9 months ago Tech stack optimization Data Structures Java Python C Algorithms Experience Requirements Related field < ...

Quantum Scientist Quantum Systems in Boston QuEra Computing, Inc.

Quantum Scientist - Quantum Systems Boston, UnitedKingdom Posted 9 months ago Company QuEra Computing, Inc. Tech stack Git C GitHub Python Key Qualifications Attitude towards problem-solving ...

Lead Automation Engineer in Belfast Ocho

Lead Automation Engineer Location: Belfast, United Kingdom Posted 9 months ago Job posted by our partner Jooble Tech Stack Python API TypeScript UI Automation Java Selenium QA Automation Requirements 8 yea ...

Quantitative Analyst Insurance in London Quant Capital

Quantitative Analyst - Insurance London, UnitedKingdom Tech stack Quantitative Trading Analyst Git & GitHub STEM Version Control Python Git Required Qualifications MSc or PhD in a STEM subject Python Versio ...

Software Design Engineer in Oxford Perspectum Diagnostics

Software Design Engineer Oxford, United Kingdom Posted 9 months ago Tech Stack C Java Amazon AWS Python Key Qualifications Strongly oriented and confident in decision making to drive technical projects f ...

Quantitative Trader in London Quant Capital

Quantitative Trader London, United Kingdom Tech stack Strategy Python Trading Futures Modelling Quantitative Key Requirements Bank, Fund or Prop Shop in a successful trading team 4 ...

DataOps Engineer in London Quant Capital

DataOps Engineer London, United Kingdom Posted about 1 year ago Tech stack ETL Powershell accounting Python SQL STEM Requirements for Ops Engineers At least 2 years' professional expe ...

R&D Engineering Manager in Cambridge Ansys

R&D Engineering Manager Cambridge, United Kingdom Posted 10 months ago Tech Stack TypeScript SQL C++ Python C R Manager Requirements PhD with 8 years of experience <li ...

Applied Scientist generative AI, AGI in Cambridge Amazon

Applied Scientist - generative AI, AGI Cambridge, United Kingdom Posted 10 months ago Tech Stack Science C Python Java Robotics Artificial Intelligence Experience Experience with processing ...

Agentic AI Systems Architect – Associate Director (Hybrid)

A high-growth data and AI consultancy is seeking a senior AI Systems Architect to design and deliver advanced agentic AI systems. You will work closely with engineering and client stakeholders, defining architectural standards and guiding project delivery. The ideal candidate has strong Python skills, experience ...

Snowflake Data Architect — Enterprise Data Strategy Lead

A global insurance company is looking for an Enterprise Data Architect to leverage Snowflake expertise. The role focuses on delivering data solutions, ensuring compliance, and optimizing costs. Candidates should have proven experience with Snowflake, data engineering tools like Python and dbt, and preferably exp ...

Founding AI Engineer Build LLM Powered Infra

An innovative AI startup in London seeks a Founding Software Engineer to build next-gen reasoning tools powered by large language models. You will architect and scale applications, collaborate with an elite technical team, and contribute to an exciting AI-driven product. This role offers competitive equity and t ...

Senior Fullstack Software Engineer, Signals Team

Senior Fullstack Software Engineer (Signals Team) Location: London, UK / Lisbon, Portugal (Hybrid / Remote options available) Department: EngineeringReports To: Engineering ManagerJob Type: Full-Time About the Role We are looking for a Senior Fullstack Software Engineer to j ...

Senior Full Stack Engineer

Senior Full Stack Engineer – React, Python, GCP After a successful first year, a fast-growing scale-up is expanding its engineering function and is looking for a Senior Full Stack Developer to help develop it's flagship product as well as build and design new products, including exploring agentic AI! < ...

Graduate Software Developer

We are a data driven engineering company based in Northamptonshire and looking to recruit a graduate software developer to work within our core development team. This team is currently made up of eight multidisciplinary developers, engineers and IT specialists, and so, within this role you will be expected ...

.NET Developer Worthing

1 day ago Be among the first 25 applicants This range is provided by Noir. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Connecting Microsoft professionals, Developers, DevOps Engineers, Architects and Development Managers with amazin ...

.NET Developer Salford

This range is provided by Noir. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Connecting Microsoft professionals, Developers, DevOps Engineers, Architects and Development Managers with amazing career opportunities within tech… (Tech st ...

AI Platform Engineer Hedge Fund Up to £160k base

You'll own the AI platform powering experimentation across a £70bn hedge fund. This is a rare opening at a tier one firm investing heavily into AI while most of their peers are still talking about it. You're joining a lean operation, just 600 people managing £70bn, and senior leadership see AI as the f ...

AI QE Lead Engineer | Build Quality with GenAI

NTT America, Inc. is looking for a QE AI Engineer & QE Architect to join our award-winning Quality Engineering team in Greater London. This hands-on role involves leading the expansion of our Quality Engineering portfolio, mentoring teams, and driving efficiencies across the software development lifecycle (SD ...

Senior Application Engineer

Company Description Telefónica Tech (part of the Telefónica Group) is a leading NextGen Tech solutions provider with a highly diversified team of over 6,000 exceptionally skilled employees and +60 nationalities. We serve more than 5.5m customers every day in over 175 countries, with a global eco ...

Product Technical Lead

Product Technical Lead London £65,000 - £83,000 Full Time | Hybrid The Business C4S Search are pleased to be working with a technology and consulting company that helps organisations strengthen their digital capabilities. The Product Technical Lead Oppor ...

Senior Full Stack Engineer — Remote, E‑commerce Platform

Lyst is seeking a skilled developer in Greater London to enhance our e-commerce platform. You'll build and maintain frontend and backend features using Python (Django) and React, collaborating with cross-functional teams to deliver value. Responsibilities include feature ownership, API integration, and code q ...

Software Engineer High Performance I/O & Storage

A technology and data company in Crawley is seeking a Software Developer specializing in high-performance I/O and storage systems. The role involves designing and developing backend services and APIs for efficient data access across distributed environments. Ideal candidates have strong software development expe ...

Data Platform Engineer: Build Reliable, Scalable Data Infra

Cloud Online Recruitment is looking for a Data Platform Engineer in Cheadle to design and evolve our data platform, collaborating closely with multiple teams to improve data accessibility and reliability. The ideal candidate has experience with AWS, Python, and SQL, and is keen on automation and improv ...

Senior DevTools Engineer Hybrid Work, High Impact Tools

Tower Research Capital, located in Greater London, is seeking an experienced software engineer to enhance developer productivity and systems infrastructure. You'll design tools, automate workflows, and collaborate across teams. Ideal candidates should have strong programming skills in C++, Rust, and Python, alon ...

Full Stack Engineer: Data Analytics & AI Integrations

Java Script Works is seeking a Full Stack Developer specializing in Data Analytics and Integration to work in London, United Kingdom. The role involves developing mobile apps and server-side applications using technologies such as Java, Python, and Node.js. Ideal candidates will have extensive experien ...

Senior Backend Engineer API Driven Finance Platform

A leading technology solutions provider in Greater London is seeking a skilled Backend Developer to lead technical projects and enhance its web applications. This role requires strong expertise in Python, experience with frameworks like Flask and FastAPI, and the ability to deliver APIs effectively. The ideal ca ...

Hybrid Weapon Systems Algorithm Developer ML & Geospatial

A leading defense contractor in Gloucester is seeking an Algorithm Developer to join their advanced weapon system development team. The position requires expertise in designing and testing mathematical algorithms using Matlab and Python, alongside experience in machine learning and numerical simulations. Candida ...

Hybrid Weapon Systems Algorithm Developer ML/Simulink

A leading defense technology company in Bristol seeks an Algorithm Developer to join their Weapon System team. This role involves designing and testing mathematical algorithms using Matlab/Simulink and Python, and collaborating with software teams to implement these algorithms. Candidates should possess a numera ...

Senior AI Platform Engineer Early Stage, London

Corriculo is seeking a Senior Software Developer based in London to build scalable AI-driven systems. You will design and deliver modern platforms, working on intelligent systems and data pipelines while contributing to the company's engineering efficiency and quality. This role empowers engineers to i ...

Real Time Pricing Platform Engineer

Join Barclays in London as a Pricing Application Developer to design and enhance software for the Metis pricing platform. You will work using modern engineering practices with Java, Angular, and Python, collaborating closely with business analysts and front-office teams. The role requires experience wi ...

Automation Developer: Build Smart, Scalable Automations

Lorien is seeking an Automation Developer in Greater London to design and deliver intelligent workflows and automation solutions across enterprise systems. You'll be responsible for improving processes, reducing manual effort, and delivering measurable operational impact. This hands-on role will have y ...

Senior Backend Engineer for AI Powered SaaS

A fast-growing AI company in London is seeking a Back-End Developer to design and maintain systems for their innovative AI-powered products. You will collaborate with senior engineers and data scientists, optimize performance, and contribute to system enhancements. Ideal candidates will have 3-5 years of back-en ...

Senior Quant Developer – Derivatives Risk & IMM Analytics

Talensa is seeking an experienced Quantitative Developer at Associate Director level to enhance their Derivatives risk management. The role requires strong expertise in Python and experience in quantitative development to build risk libraries, validate methodologies, and collaborate with cross-functional teams. ...

Senior Quantitative Developer Rates & Derivatives

A global financial institution is looking for a Quantitative Developer to enhance its Rates business through advanced modeling solutions. The role involves developing and implementing sophisticated analytical and risk management models while ensuring they are well-documented and tested. Ideal candidates will pos ...

Senior Java Architect Hybrid Role in London

A global digital engineering provider is seeking a seasoned Java Developer for a hybrid role in London. The successful candidate will work on complex applications, leading initiatives and mentoring peers. Responsibilities include designing Java and Python systems, collaborating with international teams, and ensu ...

Senior Market Data Engineer – EOD Pricing & Risk

A leading global investment bank is seeking a Senior Market Data Developer to design solutions for sourcing and storing end-of-day market data for pricing and risk calculations. Candidates should have 7+ years of experience in application development, strong skills in Python and SQL, along with familiarity with ...

Senior Software Engineer & Tech Lead (Mentorship)

Once For All Limited is seeking a Senior Software Developer to join their technology team in Basingstoke. This role involves technical ownership of projects, mentoring junior developers, and enhancing software engineering practices. Candidates should have over 5 years of experience and proficiency in C#, Pyth ...

Senior Embedded GUI Engineer C++/Qt on Hardware

A technology company in Colchester is seeking an experienced Applications Developer to join their team. This role involves delivering high-quality application features and user interfaces primarily using C++ and Qt. The position requires strong experience with embedded systems and collaboration with various engi ...

Senior Full Stack Engineer Remote & Hybrid Growth

Amdaris in Bristol is looking for a Senior Full Stack Software Developer to join their dynamic team. The role involves building both front-end and back-end solutions, ensuring scalability and security, and contributing to innovative projects. Applicants should have strong Java proficiency and ideally experien ...

Weapon Systems Algorithm Developer (Hybrid, Flexible)

A leading defence organisation in Bristol is seeking an Algorithm Developer to join their Weapon Systems team. This role involves designing and testing mathematical algorithms using Matlab/Simulink and Python, collaborating with various departments, and enhancing the development process. The ideal candidate will ...

Senior Backend Engineer — AI Powered Platform (Onsite Bristol)

A dynamic start-up in Bristol is searching for a Senior Backend Developer with strong Python expertise and experience in AI integration. The candidate will design scalable backend systems, mentor junior developers, and ensure high performance and security standards. Responsibilities include developing AI-powered ...

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