1,956,329+ Full Stack Engineer Python Javascript Jobs in UK — Top Companies Hiring June 2026

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Software Engineer Prediction Markets (Python)

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our o ...

QA Test Engineer Python Automation

This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server QA Test Engineer (Python API Automation) Cambridge to £50k <p ...

Senior Software Engineer (Java/Python)

Emergn is a technology and management consultancy with a mission to set our clients free. No dependency. No short-term fix. Just teaching them the real cure to their problems, so they can stay ahead of their competitors now and forever. A different kind of consultancy like this needs a different kin ...

RF Systems Software Engineer (Python)

A Cambridge-based engineering firm is seeking a Software Engineer to develop production-quality software for advanced RF measurements. The role involves designing and maintaining Python software and collaborating closely with RF engineers. The ideal candidate holds a Bachelor's or Master's degree in Electronic E ...

Senior Software Engineer (Python/Java)

Role Description Location: Bucharest, Romania To re-implement and test existing StarMine Quant models in Python to provided specifications, and to build brand-new models working in collaboration with our Research teams. Build data pipelines to break down complex calculations into manageab ...

Software Engineer Prediction Markets (Python)

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Python Developer Quant Infrastructure Engineer

We are seeking an experienced Python Tech Lead / Quant Infrastructure Engineer to support the development of a modern analytics and engineering platform within Credit and Capital Management. The role focuses on building scalable infrastructure, enhancing development tooling, and improving production enviro ...

Software Engineer (Python / ETL) London

We are looking for a Python Software Engineer to join our Client Success Team. Key Responsibilities Own multiple concurrent CST initiatives, ensuring timely execution with clear stakeholder communication and transparency. Design and implement full stack solutions (backend ...

Software Engineer Prediction Markets (Python)

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Senior Backend Engineer — TypeScript & Python

Java Script Works is looking for a Senior Software Engineer (Backend) based in London, UK. The role focuses on managing the backend with technologies like TypeScript, Express, and Python while working with Neo4j for database management. A competitive salary range of £100K - £140K is offered for this full-time ...

Data Platform Engineer – Cloud & Python

Role Overview A platform-focused data engineering role building and supporting cloud-based data infrastructure used across multiple fintech products and teams. You’ll help shape the foundations that enable reliable data ingestion, processing, and access across a regulated financial environment. </ ...

Software Engineer (Python) ML Tooling

Job Title: Software Engineer IV (Python) – ML Tooling & Infrastructure Contract Duration: 12 months Location: Cambridge, UK (Hybrid: 3 days onsite) About the role We are hiring a Python-focused Software ...

Software Engineer III SDET, Python

Job Description We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorgan Chase within the Commercial & Investment Bank, particularly in the Payments Technology, you serve as a seasoned member of an agi ...

Python Engineer (Hybrid in London)

Job Summary My client is looking for a skilled and experienced Python Developer with a strong background in Django, SQL/PostgreSQL, and hands‑on experience in the FinTech industry. The ideal candidate will play a key role in developing and maintaining robust backend systems that support financial ...

Linux Automation Engineer — Python & Ansible

Quant Capital is seeking a Linux Automation Specialist in London, United Kingdom, offering a compensation of up to £160K. The ideal candidate will be fluent on the command line and skilled in shell scripting, with excellent Python programming skills. Familiarity with tools like Puppet and Ansible is essential, a ...

Python Driven Communications Test Engineer

Stars Arena in Milton Keynes is looking for a Communications Test Engineer to develop modular, reusable software in Python. The role involves analyzing and troubleshooting link-performance issues and requires strong analytical skills as well as experience in calibration and metrology. This full-time position off ...

Lead Backend Engineer, Python Microservices

Lead Engineer, Back End, Agentic intelligence London, UnitedKingdom Posted 12 months ago Tech stack ecosystem Backend Python Job Opportunity at Choreograph: Back-End Engineer Choreograph is seeking an experienced and forward-thinking Back-En ...

Site Reliability Engineer with Python

Site Reliability Engineer with Python Our Client looking to bring on a site reliability engineer to help deploy, manage, troubleshoot, and enhance our complex cloud-based set of internal tools and externally managed services for a variety of users across our wide-ranging organization. </p ...

Lead Software Engineer (Python & Django)

Position Overview Lead Software Engineer – Python & Django – 12‑month contract (inside IR35). Day rate £600‑£750 per day. Location: Flexible across London, Manchester, Birmingham, Cardiff, or the North East; hybrid working option (2 days onsite per week). Security Clearance: SC minim ...

Lead Software Engineer (Python, Django)

Job Title: Senior/Lead Software Engineer (Python, Django) Location: London, Manchester, Birmingham, Cardiff, North East, UK Job Type: Full-time contract, 12 months Work Model: Hybrid Summary This role is responsible for the design, d ...

AI Driven Python Backend Engineer

Peaple Talent is seeking a skilled Python Developer in Bristol for a permanent position focused on building and evolving the backend services for an AI-driven platform. The ideal candidate will have a proven track record with Python and backend architectures while also demonstrating strong mentoring abilities ...

Research Engineer – CAE & Python Prototyping

targetjobs UK seeks a Research Engineer to join their Research team in Nottingham. This full-time role involves researching and prototyping applications to support SMT's CAE software portfolio. Ideal candidates will hold a Master’s Degree in a numerical science and possess strong analytical skills. Ben ...

Lead Software Engineer Python & AWS

As a Lead Software Engineer at JPMorgan Chase within Markets Technology team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market‑leading technology products in a secure, stable, and scalable way. Job Responsibilities Executes creative ...

Python Software Engineer Cyber Security

Python Software Engineer / Developer London / WFH to £80k Do you have strong backend Python software development experience? You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from ...

Senior Python Engineer AI/ML

Senior Python Engineer with solid LLM skills wanted by a thriving production AI company who are seeing fantastic growth. They are seeking a senior python engineer / senior python developer with strong recent AI/ML development experience, to help build production-grade AI systems that power complex, real-wo ...

Python Engineer B2B SaaS Fintech

Landytech is on a mission to revolutionize the way that investment managers, asset owners and their advisors access asset information. Powered by Sesame, an industry‑leading investment reporting platform, we are helping clients in over 15 countries make informed investment decisions and deliver ins ...

Software Engineer (Python and Java)

Software Engineer (Python & Java) Programme Name: Maritime Internal Research & Development Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £47,600 - £61,000 We are seeking a Software Engineer (Pytho ...

Python Analytics & Technology Engineer – Equities

Python Analytics & Technology Engineer – Equities City of London, United Kingdom | Posted on 11/06/2026 Contract Role: Python Analytics & Technology Engineer – Equities Contract Location: London. Hybrid Contract Duration: 6 months initially (with po ...

Software Engineer (Python and Java)

Software Engineer Programme Name: Maritime Internal Research & Development Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £47,600 - £61,000 We are seeking a Software Engineer (Python and Java ...

Python Backend Engineer Hybrid Edinburgh

GoFibre is hiring a Python Software Engineer in Edinburgh. This role involves developing backend features and enhancing core systems in a collaborative environment. Key skills include strong Python knowledge, experience with Django or FastAPI, and ability to work with relational databases. A proactive ...

Software Engineer III (Python & C#)

About The Team LexisNexis Intellectual Property, with 11,300 employees worldwide and serving customers in more than 150 countries, is part of RELX, a global provider of information-based analytics and decision tools for professional and business customers. About The Role This po ...

Senior Python & Internal Tooling Engineer

Insight Global in Cambridge is seeking a skilled Python Developer to take ownership of Python development on high-impact initiatives. You will design and maintain Python-based services, focusing on improving engineering and QA workflows. The role requires 5+ years of Python development experience, adva ...

Platform Engineer: Python Cloud Orchestration

Clearwater Analytics is seeking a talented software engineer to contribute to platform product development focused on cloud infrastructure. This role emphasizes strong Python skills and cloud experience, leveraging AWS or Azure to build systems that support dynamic client environments. The engineer wil ...

Principal Software Engineer Python Fintech

Principal Software Engineer Python - Fintech (PR/ ) London, England Salary: GBP - GBP per annum + bonus + benefits Principal Software Engineer / Developer (Python AWS) London / WFH to £150k Join a high-growth, VC-backed Fintech building a market-leading analytics platfor ...

Software Engineer III (Python & C#)

Software Engineer III (Python & C#) LexisNexis Intellectual Property, part of the global company RELX, serves customers in more than 150 countries. About the Role This position performs moderately difficult research, design, and software development assignments within the LNIP i ...

Senior Backend Software Engineer (Python)

You will join the Predictive Intelligence engineering team within Anaplan, building the backend services that power the Syrup platform and Anaplan’s forecasting and predictive solutions. The team owns the production services behind forecasting, scoring, and data processing, along with the pipelines and inf ...

Chemistry Data Integration Engineer (Python)

Next Phase Recruitment Limited is seeking a Software Engineer for their Customer Implementation team in London. This full-time in-office role focuses on developing data integrations using Python to enhance R&D processes in scientific industries. Ideal candidates will have a background in Computer Scien ...

Associate Backend Software Engineer (Python)

Your Impact Build and maintain backend services, APIs, and data processing components across the Predictive Intelligence stack. Contribute to the forecasting, scoring, and data processing services that deliver predictive insights, with attention to performance, reliability, and co ...

Python Software Engineer Junior / Graduate

Python Software Engineer (Junior / Graduate) Cambridge / WFH to £50k Are you a bright, ambitious Software Engineer with strong Python development skills? You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technol ...

Python Software Engineer Cyber Security

Python Software Engineer / Developer London / WFH to £80k Do you have strong backend Python software development experience? You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technology to protect clients across ...

Senior Data Engineer, Python, Spark

About the RoleRoku pioneered TV streaming. We connect users to the content they love, enable publishers to build and monetise large audiences, and give advertisers unique opportunities to engage consumers. Roku streaming players and Roku TV™ models are available worldwide through direct r ...

Python Analytics & Technology Engineer – Equities

Job DescriptionContract Role: Python Analytics & Technology Engineer – Equities Contract Location: London. HybridContract Duration: 6 months initially (with potential extension)Contract Start Date: ...

Python Analytics & Technology Engineer – Equities

Contract Role: Python Analytics & Technology Engineer – Equities Contract Location: London. HybridContract Duration: 6 months initially (with potential extension)Contract Start Date: Immediate ...

Python Engineer B2B SaaS Fintech

Landytech is on a mission to revolutionize the way that investment managers, asset owners and their advisors access asset information. Powered by Sesame, an industry-leading investment reporting platform, we are helping clients in over 15 countries make informed investment decisions and deliv ...

Freelance Data Scraping Engineer (Python)

Mindrift is looking for highly skilled Python Data Scraping Engineers to join the Tendem project and drive specialized data scraping workflows within our hybrid AI + human system. In this role, as an AI Pilot – that’s how we refer to this role at Mindrift – you’ll collaborate with Tend ...

Lead Software Engineer (Python) London

Electronic circuit boards are at the core of current and future inventions - space travel, medical robotics, autonomous transportation, augmented reality, bio-engineering. Yet today designing an electronic circuit board is an extremely manual, long and tedious process. At Circuit Mind we believe that this is ...

Senior Backend Software Engineer (Python)

NLPatent is an AI-driven patent search and analytics platform helping companies, law firms, and universities research patents through large language models and natural language search. Our work sits at the intersection of software engineering, AI, and information retrieval, building tools that make complex pa ...

Staff Product Engineer Python London

Job Description Staff Product Engineer | London Hybrid / Remote | AI x FinTech | Python, AI Workflows, Distributed Systems | £120k–£200k + EquityA VC-backed AI company is rebuilding how accounting work gets done, using agentic workflows and AI automation to eliminate the ...

Software Engineer (Python / ETL) London

We are looking for a Python Software Engineer to join our Client Success Team.The vision of the Client Success Team is to establish a proactive, client-aligned feedback loop that accelerates high-impact feature delivery for the Validus Horizon platform. By doing so, th ...

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    Full Stack Engineer Python Javascript Jobs in United Kingdom Job Search Guide, Trends and Insights