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Senior Lead Python Engineer – Real Time Trading Platform

JPMorgan Chase & Co. is seeking a Senior Lead Software Engineer for the Credit Trading - Realtime Risk team in Greater London. You will play a crucial role in building secure and scalable technology solutions, guiding engineering teams, and driving product design. Ideal candidates should possess advanced Python ...

Freelance Data Scientist: Python, SQL & Real World ML

Mindrift in Glasgow is looking for experienced data scientists to participate in project-based roles. Candidates should have 5+ years of experience in designing complex computational problems and proficiency in Python programming. This role allows contributors to work on real-world business challenges ...

Project Based: AI Powered Electrical Engineer & Python Pro

Mindrift connects engineers with project-based AI opportunities focusing on the design of computational engineering problems. Contributors are expected to have proficiency in Python and a degree in Electrical Engineering or related fields. This role demands strong written English and 2+ years of professional ...

Quantum Research Scientist with Python / Freelance AI Trainer

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. What This Opportunity Involves While each project involves unique tasks ...

GCP Backend Engineer: Real Time Data Pipelines (Python)

Queen Square Recruitment is seeking an experienced Backend Engineer in London, UK. This role focuses on designing and building scalable cloud-native solutions, developing data ingestion pipelines, and creating secure, high-performance APIs. You will collaborate with teams to enhance cloud solutions usi ...

Senior Python Backend Engineer for AI Trading (Hybrid)

GL Global is seeking experienced Python backend engineers for a new AI-driven trading and market infrastructure platform in London. This is a unique opportunity focused on designing and building scalable, low-latency systems from the ground up. The role offers a competitive salary, hybrid working, and ...

Quantum Research Scientist (Python) Part Time, Project Based

A specialist AI project platform in the UK seeks quantum researchers for project-based roles in designing computational physics problems. Contributors will use Python to create numerically intensive problems, contributing 10-20 hours per week. Ideal candidates hold a degree in Physics and have 2+ years of releva ...

Senior Python Engineer for hx Renew Pricing (Hybrid)

A leading insurance company in London is looking for a Software Engineer to join their technology team. The ideal candidate will have experience with pricing decision intelligence platforms, strong programming skills primarily in .NET, and the ability to mentor junior engineers. This position offers a hybrid wor ...

Hybrid Software Test & Automation Eng (Python, HIL/SIL)

A Software Test and Automation Engineer with a background involving the use of Python and Behave together with knowledge of supporting HIL and SIL testing within a Hardware Engineering environment, will join a thriving High-Tech Company where quality and product reliability are key. A competitive salary pa ...

Senior Software Engineer – Python & C# for Semantic Search

LexisNexis Risk Solutions is looking for a Software Engineer III (Python & C#) to architect and build complex systems in Farringdon, UK. You will develop a semantic search API and maintain tools, ensuring quality at every step through code reviews and best practices. The ideal candidate will have profi ...

Senior Python GUI Engineer (Qt) Real Time Trading

A technology-driven trading firm in London seeks a Senior Python Engineer with Qt expertise to develop high-performance desktop GUI applications for real-time trading. The ideal candidate will have hands-on experience with Qt and a strong willingness to learn. Responsibilities include designing responsive interf ...

Senior Principal Engineer Cloud Lead & Mentor (AWS/Python)

A tech company in London seeks a Principal Engineer to integrate hands-on expertise with leadership skills in a collaborative environment. This role involves mentoring team members while utilizing AWS, Terraform, and Python. The successful candidate will demonstrate a passion for engineering best practices and a ...

Mid Level Software Engineer (Python) RegTech 2026 UK

Suade is building world‑leading regulatory technology aimed at preventing the next financial crisis. Our success is built on the ability of our engineers to work hand‑in‑hand with domain experts, translating concepts from finance and regulation into code. The RegTech Engineer is at the core of this and is ...

AI Inference Engineer | GPU Scale Rust/Python | Equity

We are looking for an AI Inference Engineer to join our growing team. We build and run the inference engine behind every Perplexity query and deploy dozens of model architectures at scale with tight latency and cost budgets. Our stack is Rust, Python, CUDA, and CuTe DSL.Responsibilities</stron ...

Senior Python Automation Tester for AI & LLM Systems

Resillion is seeking a Senior Automation Tester (Python) to develop and maintain automation frameworks for validating AI systems, including chatbots and agentic workflows. Applicants should have strong Python skills, experience in test automation, and familiarity with CI/CD pipelines. This role involves close co ...

Senior Python Engineer Platform Lead(Hybrid, Stock Options)

Klarian LTD, located in Exmouth, is seeking a Senior Software Engineer to enhance its products and platform. The role involves developing clean and efficient code, leading feature development, and mentoring team members. The ideal candidate will have over 5 years of experience in Python development, st ...

Senior Python Engineer: Lead, Mentor & Build Secure Cloud

CGI is looking for an experienced Python Software Engineer to join their team in Leatherhead, United Kingdom. You will work on innovative technical solutions and lead software development teams, ensuring quality through unit and integration testing. The ideal candidate will have at least 7 years of experience wi ...

AI Cloud Engineer: Automation & Python on Azure (Hybrid)

A prestigious financial services organisation seeks an AI Cloud Engineer to develop automation solutions. You’ll transform complex business processes into streamlined workflows using Python and Azure. The role requires 2 days in Central London per week, featuring a competitive salary of £90K-£100K with bonuses, ...

Platform Engineer: AWS/Linux/Python | WFH to £100k

Client Server is seeking a Platform Engineer to join a thriving High Frequency Trading firm in London. The role offers competitive salary up to £100,000 per annum, with the option to work from home once a week. The successful candidate will collaborate closely with teams to improve a 24/7 web scraping ...

Senior Lead Software Engineer Python, Data, Cloud, AIML

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Senior Lead Software Engineer 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 ...

Remote Credit Decisioning Systems Lead (SQL/SAS/Python)

A leading credit technology firm in Northern Ireland seeks a candidate to establish and maintain robust credit technology systems that align with strategic goals. The role involves developing, implementing, and overseeing credit decision systems that ensure efficient and compliant lending operations. Ideal candi ...

Senior Python Backend Engineer for AI Education Platform

Hit a glass ceiling in your job? Want to play a key role in building and scaling a start-up where there’s no limit to your progression? The client With all the rage around ChatGPT and AI these days, this is an exciting chance for you to be a part of an Educational AI product’s growth right ...

Lead Software Engineer Applied AI/ML Python Engineer

Join the Applied Artificial Intelligence and Machine Learning team as a Lead Software Engineer within Corporate and Investment Banking. You will play a pivotal role in transforming the operations of the world's largest bank. You will collaborate with Data Scientists and Line of Business teams to integrate ...

Senior Robotics V&V Engineer — Tooling, Python & Linux

Senior Verification & Validation Engineer / Tooling / Python / Linux Location: Wallingford - Oxfordshire Employment Type: Permanent At Dexory, we are transforming the warehousing and logistics industry through data intelligence. We’re currently recruiting f ...

AI Python Platform Engineer (Edinburgh, 12m, Outside IR35)

Venesky Brown is seeking an AI Python Engineer for a public sector organization in Edinburgh for an initial 12-month contract at a rate of £600/day. The role requires building and maintaining a shared Python platform library, implementing workflow workers, and developing Terraform for the platform estate. </p ...

Senior Backend Software Engineer (Python) in London NLPatent

Overview London, United Kingdom Posted 2 months ago This is a job posted by our partner Jooble Below is the snippet of the job description. To read the full text, please click on the Apply Now link. Qualifications 5+ years of commercial engineerin ...

Software Engineer (AWS, Python, C#/C++, CFD/FEA)

Software Engineer (AWS, Python, C#/C++, CFD/FEA)Oxford – 3-4 days per week in office.£45000 - £68000 + Package.- Must have aputing/STEM Degree (2:1 or higher).- Can work in their Oxford head office 3-4 days week.- Must have experience with AWS / Distributedputing an ...

Python Backend Engineer Real Time Data & Trading Feeds

Mustard Systems Ltd. in Greater London is looking for a Software Engineer specialized in Python to develop and maintain real-time systems that support trading strategies. The position offers a hybrid working environment with opportunities to drive the technical direction and impact business performance directly. ...

Senior Software Engineer Health Tech (Hybrid, Python/API)

A recruitment firm in Cambridge is hiring a Senior Software Engineer to develop cutting-edge health technology. The role requires strong Python skills, particularly in API development. Responsibilities include writing scalable code and building robust APIs, while working in a collaborative culture that encourage ...

Lead Software Engineer Applied AI/ML Python Engineer

Join the Applied Artificial Intelligence and Machine Learning team as a Lead Software Engineer within Corporate and Investment Banking. You will play a pivotal role in transforming the operations of the world's largest bank. You will collaborate with Data Scientis ...

Senior Software Engineer, Hegel PBT (Python/Rust) London

Antithesis is looking for a software engineer in London to develop Hegel, our property-based testing libraries. You will be responsible for building open-source libraries that enhance software reliability. We value high standards of engineering and collaborative culture. The ideal candidate has experie ...

Senior Python AI Engineer AI, MLOps & Cloud Innovator

Just Eat Takeaway.com is looking for a Senior Engineer to join their Enterprise AI team in Greater London. The role involves designing and deploying AI-powered solutions, leading projects, and mentoring team members on best practices. Candidates should have extensive experience with cloud platforms lik ...

Senior Big Data Trainer: Hadoop, Python & R (Online)

Ekascloud is seeking a passionate individual to train others in data engineering skills. The role involves developing training material and leading workshops in the realm of Big Data and Cloud Technologies. Candidates should have at least 4 years of experience in Big Data, with strong skills in machine ...

Staff ML Engineer (Python) — Real Time pLTV & Growth

Dex is looking for a specialist to join a high-growth, profitable technology company in London. This role focuses on designing and scaling production-grade ML systems while optimizing personalized reward mechanisms. Candidates should have a strong background in statistical methods and machine learning, particula ...

Senior Data Platform Lead — Backend Architect (Python/AWS)

Aurora Energy Research in Oxford is seeking a founding Software Engineer for the Data Platforms team to build infrastructure that supports data-intensive outputs and large-scale simulations in the energy sector. The role involves managing a team, developing impactful backend systems, and ensuring high ...

SC Cleared Automation Engineer: Python, Ansible & CI/CD

IO Associates is looking for a SC Cleared Automation Engineer based in Corsham, United Kingdom. The role offers a competitive salary of £130,000 - £143,000 per year. The ideal candidate will possess active SC clearance and have strong experience in Python programming and automation, along with proficiency in CI/ ...

Tech Lead: Scale Python/React on AWS & DevOps

Lorien is seeking a Technical Lead to oversee Python, FastAPI, React, TypeScript, and AWS projects in Hounslow. This leadership role combines deep technical expertise with architecture oversight. The ideal candidate will own technical integrity and contribute to solutions for scalable and secure produc ...

AI Software Engineer — Build Scalable AI Apps (Python)

A financial technology firm in Greater London is looking to build a new software engineering team focused on applied AI. This role involves collaborating with diverse teams to develop scalable AI-driven applications that solve real-world problems. Strong programming skills in Python and exceptional analytical ab ...

Lead Python Software Engineer Asset Management Data Platform

Join us to shape the future of data and analytics at JPMorgan Chase. You'll design and deliver technology solutions that directly impact our Asset & Wealth Management business. Collaborate with talented colleagues in an inclusive, agile environment where your expertise and ideas are valued. We empower you ...

Quantum Research Scientist (Python) Part Time, Project Based

A project-based AI opportunity platform is seeking quantum researchers experienced in Python for part-time contributions on unique computational physics projects. Responsibilities include designing problems simulating real research workflows, ensuring computationally intensive tasks, and documenting solutions cl ...

Trading Analyst (Python, Crypto HFT) – London Market Maker

Wintermute in London is looking for a Trading Analyst to support traders, enhance trading activities, and develop tools to improve strategies. Candidates should have good Python coding skills and a strong curiosity for high-frequency trading and market making. This role offers the opportunity to work a ...

Senior Python Engineer: Global Finance & AI Driven Systems

A technology company specializing in software solutions is seeking experienced engineers in the Greater London area. You will be pivotal in engineering global scale software systems for banking and financial institutions. The role requires strong expertise in Python development and familiarity with AI-assisted t ...

Software Engineer Python Ubuntu Pro client graduate level

Join to apply for the Software Engineer - Python - Ubuntu Pro client - graduate level role at Canonical . Company Overview Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our pla ...

Senior Python Backend Engineer — AWS, Real Time Decisions

Taktile is seeking a Senior Backend Engineer in Greater London to build and maintain critical backend services using Python on AWS. You will focus on data infrastructure for our feature computation platform, tackling challenges like latency and scalability. The role offers a collaborative culture with opportunit ...

Pricing Actuary: Data Driven Modelling in Python/R

Swiss Re is seeking a Pricing Actuary to be based in Manchester, United Kingdom. The role requires a qualified actuary or someone on track to qualify, with excellent MS Excel skills and programming proficiency in R or Python, alongside SQL. You'll conduct pricing analyses, utilizing exceptional numeracy and atte ...

Data / Python Engineers EMEA Regulatory Reporting (Capital Markets)

Role: Data / Python Engineers - EMEA Regulatory Reporting (Capital Markets)Location: London – 3 days onsite (Full Time Role)Start Date: July 2026<br/ ...

Lead Python/Django Engineer – Secure Gov Systems (Hybrid)

Solos Consultants Ltd is seeking a Lead Software Engineer (Python, Django) for a 12-month contract, offering up to £750/day. The role involves leading software design and development while working in a hybrid model with a focus on secure, user-centered services. With strong experience in agile teams an ...

Lead Cloud ML Engineer — Python & AWS AI/ML

JPMorganChase is seeking a Lead Software Engineer with expertise in AWS and Python. This role involves engineering and deploying innovative machine learning solutions in collaboration with Data Scientists and Applied AI/ML teams. Applicants should have a Bachelor’s degree and proven experience in application ...

Data / Python Engineers EMEA Regulatory Reporting (Capital Markets)

Role: Data / Python Engineers - EMEA Regulatory Reporting (Capital Markets)Location: London – 3 days onsite (Full Time Role)Start Date: July 2026<br/ ...

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