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    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 ...

    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 ...

    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 ...

    QA Test Engineer: Ruby/Python Automation & API Focus

    A tech company in Greater London is seeking a Test Engineer to join their dynamic team. The ideal candidate will have a passion for testing, technical experience in manual and automated testing including using Ruby and Cypress. Responsibilities include testing during user story development, managing workload, an ...

    Remote Python Systems Engineer for AI Collaboration (Contract)

    A leading AI solutions provider is seeking a Software Engineer to work remotely on contract for 1 month at $100 per hour. The ideal candidate will develop complex Python systems and collaborate with AI research teams to enhance model performance. Applicants should have experience at top U.S. tech firms and a str ...

    AI Product Tech Lead: Python, Cloud & Scalable SaaS

    A leading technology firm in Greater London is seeking a Product Technical Lead to drive the development of their AI-enabled software product. You will guide technical design, lead development teams, and collaborate closely with business stakeholders to ensure the product meets market needs. This hands-on role c ...

    Python Engineer for Front‑Office Trading Platform (London)

    A diversified trading firm in London is seeking a Software Engineer specializing in Python to join their multi-asset trading team. The role involves enhancing automated trading systems, collaborating with traders, and mentoring junior developers. Candidates should have at least 3 years of experience, strong tech ...

    Market Data Software Engineer (C++/Python) — Global Trading

    A diversified trading firm is seeking a Software Engineer for its Market Data team. The role involves building and supporting a C++ technology stack for global trading operations. Candidates must have extensive experience with high-performance C++ applications, along with strong Python skills. Responsibilities i ...

    Lead Python Engineer Scale New Lending Products (Hybrid)

    A financial technology company in Greater London is seeking a Lead Python Engineer to lead a team and develop new lending products. This hands-on role combines technical leadership with team management, focusing on building production-grade Python services. The ideal candidate will have experience in Python prod ...

    Lead AI/Python Engineer (+ Equity) at LightWork AI

    Job Title Lead AI/Python Engineer Company Description LightWork AI - Fast-growing AI startup transforming real estate technology Location London, UK Job Description Join LightWork AI in London to lead the full lifecycle of AI development. You ...

    AI/ML Prototype Engineer — Python & SQL, Hybrid (London)

    N Consulting Limited is looking for a Prototype Engineer to design and develop prototypes using Python for data-driven and AI/ML use cases. Candidates should have over 10 years of experience in machine learning, SQL, and data analysis. The successful applicant will create and evaluate machine learning models, de ...

    Strategic FP&A Analyst (SQL/Python) — Stakeholder Partner

    A leading financial services provider in Greater London is seeking an experienced FP&A accountant to join their finance team. The role involves developing financial models, automating cost reporting, and partnering with senior stakeholders. The ideal candidate should be a qualified accountant with 3-6 years of e ...

    Fixed Income Python Engineer — Risk Analytics for Trading

    Paragon Alpha - Hedge Fund Talent Business is seeking an experienced Software Engineer to join their risk team in London. You'll be responsible for developing and optimizing risk analytics platforms, collaborating with traders and quants while troubleshooting issues in a fast-paced environment. Ideal candidates ...

    Python Engineer at a Global Private Equity Firm

    Are you a Data Engineer in finance looking to work on greenfield projects? This is an opportunity to join a global private equity firm that is taking a tech-first approach. You’ll be working as a Data Engineer, closely with stakeholders across both investments and technology. This is a hands‑ ...

    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 ...

    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 ...

    Cloud Software Engineer (Python / GoLang) £50k + 10% bonus

    3 days in the office - Surrey Innovation for the transportation and motorsports industry.... Opportunities to learn from the best and hone your skills across engineering do not come around often. This is excellent timing, the team are looking for a uni graduate with 2+ years under the ...

    Backend Engineer (Python) for AI First Patent Platform

    A leading AI-first patent research platform in the UK seeks a software engineer to develop core features and collaborate with senior engineers. Candidates should have over 2 years of engineering experience, strong Python skills, and familiarity with Django. This position requires working onsite three days per we ...

    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 ...

    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 ...

    VP Full Stack Engineer (Kotlin/Python) FinTech Leader

    Citi is hiring a Full Stack Engineer (VP level) in Greater London. In this role, you will design impactful software solutions and collaborate with global business stakeholders. Strong proficiency in Kotlin and Python, along with experience in microservices architecture and trading workflows, is essential. Join a ...

    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. ...

    Lead Python Engineer for AI & Data (Hybrid UK)

    RAW Search is collaborating with a leading consulting firm to find a Lead Python Engineer in Greater London. The role entails leading the design of Python services and REST APIs, managing code repositories, and enforcing best practices in a hybrid working environment. Ideal candidates should have advanced Python ...

    Front Office Python Engineer for Trading Desk Impact

    VirtueTech Recruitment Group is seeking a Python Engineer based in Greater London to work directly on the trading desk of a Global Energy Trading Firm. This role involves building tools that directly influence real-time decision-making while collaborating closely with commercial teams. Ideal candidates should ha ...

    Full‑Stack Engineer (React + Python) — AI‑Driven Platform

    Oritain is seeking a skilled individual contributor in London for a hybrid role, working across full stack development. Responsibilities include building modern React frontends and Python backend services while ensuring system reliability. The ideal candidate has strong experience with production systems, can me ...

    Lead Python Software Engineer – Asset Management Data Platform

    Job Description 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 a ...

    Front Office Python Engineer for Energy Trading Desk

    VirtueTech Recruitment Group is seeking a Python Engineer to work directly on the trading desk of a Global Energy Trading Firm in Greater London. The successful candidate will have strong Python software engineering skills and experience in finance, translating market problems into technical solutions. This role ...

    Cloud Native Full Stack Engineer (Python, Angular & AWS)

    Infinity Quest seeks an Associate General Manager - Delivery & Operations in London, England. This role is focused on overseeing delivery and operations within a dynamic IT environment, requiring strong skills in Cloud Architecture, API integration, and DevOps practices. Candidates should possess relevant experi ...

    Software Engineer (Python/React) Up to 140k + Bonus

    Software Engineer (Python / React) Location: London (Hybrid) Experience: 1-5 Years Sector: Elite FinTech Firm Compensation: Up to £140,000 Base + Industry Leading Bonus + Comprehensive Packa ...

    Remote Python Engineer Contract (1 Month, 20h/wk)

    Mercor is looking for a Software Engineer to develop and maintain complex Python systems for real-world environments. As a contractor, you will earn $100 per hour and work 20 hours per week remotely. Ideal candidates should have experience at top US tech firms and a proven track record with complex Python system ...

    Technical Lead Hybrid Python, AWS, SaaS Scale up

    Harrington Starr is seeking a Technical Lead in Central London to mentor engineers and drive innovative development in a fast-growing Fintech scale-up. The role includes significant hands-on coding, shaping technical strategy, and leading a team towards high-quality standards. Competitive salary up to £120,000, ...

    Python Engineer: AI & LLM for Fintech (Hybrid, London)

    LGBT Great is seeking a Python Engineer in London to help develop scalable AI-driven fintech products. The role involves designing backend systems, integrating LLM features, and working with product and engineering teams. Candidates should have strong Python skills, experience with AI and LLMs, and API developme ...

    Hybrid Python Software Engineer — Cybersecurity R&D (London)

    Darktrace Ltd is seeking a Specialist Software Engineer, Python to join their dynamic R&D teams in London. This hybrid position requires attendance in the London office at least 2 days a week, focusing on prototyping and developing innovative solutions against cyber threats. Candidates should demonstrate strong ...

    ML Infra Engineer (Python/Rust) — High Perf Systems

    Hunter Bond is seeking an ML Infrastructure Engineer to join their fast-growing team in London. In this role, you will design and build infrastructure for high-performance machine learning workloads, collaborating with ML engineers and researchers. Key qualifications include over 4 years of experience with Pytho ...

    Lead Backend Architect – Python/AWS, Scale‑Up FinTech

    Oliver Bernard is hiring a Principal Software Engineer for a Series A AI/fintech company in London. The role requires over 8 years of experience in building and scaling backend systems, specifically in high-growth B2B SaaS environments. You will design backend abstractions, scale multi-tenant infrastructure, and ...

    Client Delivery Director (Strategy, Technology Practice, Python) Hybrid

    Client Delivery Director (Strategy, Technology Practice) Location: Hybrid (with on-/site presence required at key tier-1 client) Salary: Competitive + Benefits About Emagine emagine is a high‑end professional services consultancy and solutions firm specia ...

    Client Delivery Director: On site Strategy & Tech (Python)

    Emagine in Greater London is seeking a Client Delivery Director to ensure successful delivery outcomes in a dynamic investment banking environment. The role involves leading consultant teams, managing client relationships, and driving complex technology initiatives. Candidates should possess over 10 years of exp ...

    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 Busi ...

    Principal Platform Engineer — Go/Python, Cloud‑Native Scale

    Harvey Nash is seeking a Principal Software Engineer specializing in platform and distributed systems with proficiency in Golang and Python. The role involves architectural authority, mentoring of other engineers, and defining scalable architectures. Ideal candidates will have significant backend engineering exp ...

    Pricing Data Scientist Python for GI/Personal Lines

    Arthur Financial, an innovative personal lines insurer in Greater London, is seeking a Modelling Specialist / Pricing Data Scientist to elevate their modelling capabilities. The role involves building and testing pricing models, integrating third-party data, and peer code reviews. Ideal candidates will have stro ...

    Fast Focus Python Engineer – Ship Products in London

    Fuku is looking for a Fast Engineer in London to build and ship products independently. We seek hungry, high-energy individuals who thrive in a fast-paced startup environment and have a proven track record of delivering results quickly. This is a build seat, focused on making decisions and shipping products regu ...

    Backend Platform Architect for AI Systems (Python) + Equity

    SR2 | Socially Responsible Recruitment | Certified B Corporation™ is seeking a Senior Backend Engineer in London to design and build robust backend systems using Python. You will work with a high-calibre startup developing an agentic AI product, focusing on infrastructure and tooling. Responsibilities include de ...

    Product Engineer – Full‑Stack (React/Python) with Equity

    Jack & Jill is seeking a Product Engineer in London to join a high-growth startup focused on creating innovative solutions for enterprise software deployment. The role involves designing intuitive user experiences, direct user engagement, and owning the entire lifecycle of product features. Ideal candidates will ...

    Technical Lead: Python & Azure AI for Agentic Systems

    ClearRoute is seeking a Technical Lead to oversee delivery for AI and Agentic capabilities on Azure. This role requires strong hands-on experience with Python and Azure services, along with the ability to engage with technical and business stakeholders. As part of a hybrid working model, you will work closely wi ...

    Hybrid Data Analyst R/Python | Stats & Data Quality

    A prominent UK brand is seeking a self-motivated Technical Data Analyst to conduct detailed analyses of large datasets. This hybrid role requires you to be in the London office twice a month. Candidates should have strong coding abilities in R and Python, along with experience in statistical software like SPSS. ...

    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 ...

    Remote Python Engineer for AI Model Performance (Contract)

    Mercor is looking for a Software Engineer to develop and maintain production-grade Python systems in a remote capacity. The role requires expertise in modular, testable codebases and optimization techniques. The ideal candidate will have a proven track record in top US tech firms, demonstrating deep knowledge of ...

    VP Full Stack Engineer (Kotlin/Python) – Hybrid & Growth

    Citigroup Inc. is seeking a Full Stack Engineer (Kotlin and/or Python) at the VP level to design and develop innovative solutions within Equities Technology. In this role, you'll enhance trader workflow tooling and engage with business users globally. You will have the autonomy to influence technology decisions ...

    Hybrid Python AI/ML Engineer for AIOps Platform

    Overview At CGI, we’re shaping the future of intelligent operations through secure, scalable technology that drives real impact for clients. As a Python Developer in our Emerging Technology Practice, you’ll help advance our AIOps platform—engineering solutions that boost reliability, automation, ...

    Head of Tech & AI for Advertising — Python & Shopify

    ardotec. is seeking a Head of Technology in London to oversee software development teams and manage scalable projects in the advertising and AI sectors. This hands-on role involves contributing to client projects, managing a team of around 20 engineers, and ensuring successful AI implementations. The position of ...

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