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Senior Backend Engineer (Python) — Scale & Production Systems

Location: Birmingham, Leeds, London, Manchester, Reading, Lanarkshire Virgin Media O2 is transforming how it uses data to run the business. Across pricing, network operations, customer care, and personalisation, we are building the products and services that help the company make better decisions, ...

Senior Software Engineer: Python/React in Azure

Oritain, a leader in product origin verification, is seeking a Senior Software Engineer in London to build applications that integrate science and technology. You will design and maintain backend services using Python, and build responsive interfaces with React. This role offers an exciting opportunity ...

Lead Python Engineer — Front‑Office Credit Tech

JPMorgan Chase is looking for a Lead Software Engineer to develop secure, scalable front-office solutions. This role involves designing and troubleshooting components, working with traders to deliver low-latency workflows. Ideal candidates will have experience in system design, application development, ...

Senior Backend Engineer Go/Python, Data Pipelines

GCA Altium seeks a Back-End Engineer to design and maintain web services and data pipelines in Cambridge. This role involves collaborating with teams to develop new features for electronics design. Successful candidates should have a minimum of 5 years' experience in web service development, advanced k ...

ML & Backend Engineer — Rust/Python, Equity, Remote

Sqwish is looking for a backend engineer in Cambridge to build product infrastructure for AI solutions. The role entails developing low-latency APIs, maintaining data integrity, and supporting machine learning systems. Team members will work closely with research and product teams to design efficient and reli ...

Distributed Compute Engineer (Python) — Scale Driven Platform

Hunter Bond is looking for a Distributed Compute Engineer to design and develop systems central to a next-generation compute platform in London. The role involves addressing challenges in resource allocation, fault tolerance, and performance optimisation. Ideal candidates will possess over 4 years of r ...

Python Engineer — Cyber Security (Greenfield AI Defense)

Client Server is seeking a Python Software Engineer to innovate within AI cybersecurity. Join our R&D team to work on complex projects focusing on developing a new Greenfield product. You will collaborate with a diverse team and enjoy perks like free lunches and personal development budgets. Ideal cand ...

Senior Python Engineer AI Powered SaaS Core

Clearwater Analytics is looking for a skilled and motivated Senior Software Engineer to join our Beacon Core Engineering team. This role is focused on developing key components of Beacon Cloud, collaborating with cross-functional teams to provide high-quality software solutions. The ideal candidate wil ...

Lead Python Engineer Front Office Trading Platforms

JPMorgan Chase & Co. in Greater London is seeking a Lead Software Engineer for the Corporate and Investment Banking team. Responsibilities include writing high-quality Python code, collaborating with traders, and enhancing trading workflows. The ideal candidate will have over 5 years of experience and ...

Backend Engineer (Python) – Scale APIs, Hybrid & Equity

Switch Tech Talent is seeking a Backend Engineer to join their innovative healthtech company based in Greater London. In this role, you will develop and maintain backend systems and APIs that enhance customer experiences across a wide range of products. You’ll work in a collaborative environment, leveraging t ...

Investment & Actuary Analyst ALM, Solvency II & Python

Clarence George is seeking an Investment Analyst to join its team in London, working closely with the Group CIO. This role offers significant exposure to investments, capital, and risk, along with responsibilities involving complex credit assets and regulatory frameworks. The ideal candidate should hav ...

Senior Python Engineer: Finance Data Pipelines & APIs

Hunter Bond is looking for a Senior Python Engineer to join their high-performing global team. You will be responsible for building and enhancing critical backend platforms that support complex trading, risk, and data workflows. The ideal candidate will have strong Python development skills and be fami ...

Senior Python & AI Engineer – Regulated Bioprocess SaaS

Biopharm Services Limited in Chesham is seeking a Senior Python / AI Engineer to own the AI backbone of their regulated bioprocess SaaS platform. Applicants must have strong production Python skills, particularly in FastAPI, and hands-on experience with LLM orchestration in production environments. The ...

Senior Python Backend Engineer Predictive AI Platform

Anaplan Inc in Manchester is seeking a Senior Backend Engineer to join its Predictive Intelligence engineering team. You will design and build backend services that support predictive and forecasting solutions, focusing on writing performant Python that enhances system maintainability. This role requir ...

Automation Engineer: Python, Selenium & Cloud for Payments

Deloitte - Recruitment is looking for a Test Automation Engineer in Glasgow to support User Acceptance Testing (UAT) for a client's Market Expansion programme in Payments. The successful candidate will utilize their solid Python and automation skills to build and maintain automated solutions ensuring operatio ...

Founding Python Platform Engineer — Banking AI, Equity

An innovative AI startup in London is seeking a Founding Forward Deployed Engineer to integrate AI with financial institutions. In this role, you will design Python data pipelines and work closely with bank security teams. Ideal candidates will have at least 5 years' experience and expertise in Python within sta ...

Test Automation Engineer – Python & Coding experience required

Test Automation Engineer – Python & Coding experience required Glasgow, United Kingdom | Posted on 17/06/2026 City Glasgow Province Glasgow City Country United Kingdom Postal Code G1 Job Description Role: Test Automation Eng ...

Principal Engineer (Python) Front Office Finance & Equity

Durlston Partners LLP in London is seeking a Principal Engineer to lead within their Engineering function. You will be the 'go to person' for finance and tech questions, contributing hands-on to front-office and systems projects. The role offers a compensation package exceeding £180k base, equity from ...

Freelance Statistician with Python Experience 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 permanent employment. W ...

Principal Engineer (Python) Front Office Finance & Equity

Durlston Partners LLP in London is seeking a Principal Engineer to lead within their Engineering function. You will be the 'go to person' for finance and tech questions, contributing hands-on to front-office and systems projects. The role offers a compensation package exceeding £180k base, equity from ...

Quant Technologist: C++/Python, Microservices in Finance

Golang Works is seeking a Quant Technologist to engage directly with quant researchers and portfolio managers in London. This full-time role offers a unique opportunity to work with cutting-edge technologies including C, Python, and Kubernetes. The ideal candidate will have experience in microservices ...

Remote Cisco Tutor: Cybersecurity, Python & Data Science

Glasgow Code Learning is seeking Cisco-certified instructors to deliver short courses on topics like Cybersecurity and Data Science. The role primarily involves remote teaching, catering to learners' schedules in the evenings and weekends. Successful candidates should possess strong knowledge in the re ...

Lead Platform Engineer, Core Banking (Go/Python)

A leading global financial services firm based in Greater London is searching for a Lead Software Engineer. This position involves designing and developing scalable microservices, mentoring team members, and crafting high-quality production code. Candidates should have advanced knowledge in programming languages ...

Lead Software Engineer Core Engineering Go / Python

Job Description Be an integral part of a team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Lead Software Engineer at JPMorgan Chase within the Global Banking Platform (GBP), you are an integral part of a team that works to enhance ...

Senior Python Architect: Rates Risk & PnL Lead

TwinThread in Greater London is seeking a Senior Python Architect to join their development team. You will design and implement solutions for rates trading operations, ensuring robust software delivery while collaborating with analysts and risk managers. The role requires hands-on Python experience, pa ...

Lead Python/Django Engineer — SC Cleared Contract

Involved Solutions is seeking a Lead Software Engineer to support secure, scalable digital services in the government sector. You will lead design and delivery using Python and Django while collaborating with agile teams. The role requires SC clearance and significant experience in software engineering ...

Low Latency DevOps Lead: Linux, Python & Automation

JPMorgan Chase & Co. is seeking an experienced Software Engineer and Integration specialist in London. This role focuses on project delivery, including business analysis, project management, client onboarding, and process improvement through automation. Successful candidates will have experience in equ ...

Lead DevOps Engineer Linux, Python & Shell Automation

TwinThread is looking for a DevOps Lead Software Engineer in London to drive software integration and automation in the low-latency technology group. The role requires collaboration across teams to deliver projects efficiently while ensuring quality and stability in software deliveries. The ideal candi ...

Senior Fleet Automation Engineer Python & Distributed Systems

Nscale, a GPU cloud provider based in the UK, is hiring a Senior Software Engineer to develop its Fleet Manager platform. This role requires building automation systems that manage GPU nodes and network switches. Candidates should have over 5 years of experience in software engineering with a strong focus on ...

Data Analyst Apprentice: Learn SQL, Python & BI

Digital Native in Manchester is seeking a Data Analyst Apprentice. This apprenticeship offers practical experience while working towards a Level 4 qualification. As an apprentice, you'll be integrated into a team, gaining knowledge of data tools and responsibilities while contributing to real-world projects. ...

Lead Front Office Software Engineer — Python & Trading

J.P. MORGAN seeks a Lead Software Engineer in London to enhance and deliver market-leading technology products within the Corporate and Investment Banking team. This role involves writing high-quality Python code, collaborating with traders, and leading practices across software engineering. Candidates ...

Senior Python Backend Engineer Scalable Data Pipelines

Elsevier is seeking a motivated Software Engineer III to join their team in Oxford. This role involves developing and maintaining high-performance backend systems using Python in an Agile environment. You will work closely with product and engineering partners to deliver scalable and reliable software ...

Junior ML Engineer: Python, Production Ready Models

Information Tech Consultants is looking for a Junior Data Scientist specializing in Machine Learning and Python. The successful candidate will transform complex data into actionable insights through predictive modeling and collaboration with cross-functional teams. The role requires a Bachelor's or Mas ...

Senior Python Engineer Cloud Platform & AI Tools

Clearwater Analytics in Edinburgh is seeking a skilled Senior Software Engineer to join the Beacon Core Engineering team. This role involves designing, building, and maintaining high-quality code while collaborating across teams to enhance software offerings. The ideal candidate will have excellent pro ...

Senior Software Engineer (Python & C#) — Semantic Search

LexisNexis in Greater London is looking for a Software Engineer III to drive research, design, and software development within the LNIP intelligence core platform. You will create specifications and develop a semantic search API while implementing best coding practices and maintaining internal tools. T ...

Backend Engineer (Go/Python) | AWS | Onsite Cambridge

IC Resources is expanding its software engineering team in Cambridge. They are looking for a Backend Software Engineer to work on significant public-facing projects. The ideal candidate will have over 5 years of experience in web service development and be proficient in technologies such as Go and Python. </p ...

Python Quant Data Engineer Systematic Trading Technology

Job Description Be an integral part of a technology team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Python Quant Data Engineer you will help build the technology for Systematic Equities Trading Business. The role would sit in ...

Senior Python Quant Data Engineer – Systematic Trading

JPMorganChase is looking for a skilled Python Quant Data Engineer to join the Equities Trading Data & Analytics technology team in Greater London. This role focuses on building and supporting fast, reliable data pipelines that enhance the research and trading capabilities. As a vice president, you will ...

Lead AI Engineer (Python) — Equity & Partnership Path

An AI startup in London is seeking a Lead AI/Python Engineer to oversee the complete lifecycle of AI development. You will work with cutting-edge models and influence the product roadmap in an ambitious team. The ideal candidate has a First-Class degree in Artificial Intelligence and approximately 3 years of AI/ ...

Python Engineer, Data Pipelines for Sports Analytics

Smartodds is looking for a Python Engineer in Greater London to develop data pipelines and back-end solutions. You will engage in hands-on development of applications and maintain high software quality standards. Candidates should have a BSc in computer science or equivalent, as well as strong Python and API dev ...

Python Quant Researcher – Trading Pod – Hedge Fund

Salary: up to £160k base + £150-200k bonusJob Description: One of the world’s most prestigious hedge funds is looking for a Python Quant Researcher to join one of their Fixed Income / Rates trading pods.This is a brand-new high-impact role, joining a small PM tea ...

Python Quant Data Engineer Systematic Trading Technology

Be an integral part of a technology team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.As a Python Quant Data Engineer you will help build the technology for Systematic Equities Trading Business. The role would sit in the Equities Trading Data & Ana ...

Software Engineer III Python, Cloud, Data, AIML

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's Markets Research Technology team, you serve as a seasoned member of an agile team to design and deliver ...

Test Automation Engineer – Python & Coding experience required

Role: Test Automation Engineer – Python & Coding experience required - (Must have the right to work in the UK)Location: Glasgow – 4 days onsiteStart Date: JulyEnd Da ...

Lead Python Engineer – Social Media Scale Up

Job Description The Role As a senior / Lead python engineer you will join this business at the early stages of a greenfield platform build. You will work closely with the director of engineering and product to deliver a highly scalable backend of a next generation social med ...

Test Automation Engineer – Python & Coding experience required

Job DescriptionRole: Test Automation Engineer – Python & Coding experience required - (Must have the right to work in the UK)<p style=margin-top:0px class=MsoNoSpa ...

Virtual Python Trainer Data Science & Intro Courses

An innovative community is seeking a Python expert to lead engaging classes in both Introductory and Advanced Python, as well as Python for Data Science. This role offers a unique opportunity to share your knowledge in a virtual setting, helping students grasp the essentials of Python programming and its applica ...

Senior Python Engineer: Lead Greenfield Data Platform

A fast-growing fixed income hedge fund in London is looking for a Senior Software Engineer specializing in Python. This is an exciting opportunity to join a collaborative team handling core data and software platforms. The firm offers a dynamic environment where you will take on significant responsibil ...

Senior Python Backend Engineer FinTech, Hybrid London

Signify Technology is seeking a Senior Software Engineer to join a fintech company in London. This role involves designing scalable backend applications and collaborating closely with teams to enhance business-critical platforms. Ideal candidates will have over 5 years of experience, strong skills in P ...

Senior Software Engineer (Python/Rust) – FinTech Backend

Orbis Group is seeking a Senior Software Engineer (Python/Rust) to join a rapidly growing FinTech firm. This role involves architecting and developing cloud-native back-end services while collaborating with stakeholders to enhance core technology. The ideal candidate will have 8+ years of experience in ...

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    Full Stack Java Developer Python Jobs in United Kingdom Job Search Guide, Trends and Insights