1 to 25 of 41 Python Engineer Jobs in London

Python 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 Python Engineer, closely with stakeholders across both investments and technology. This small … team is looking for a Python engineer to directly support the investment team. You’ll be interfacing with the business regularly, so strong communication skills are important. Ideal person is tech first (Strong Python engineering fundamentals, API design) while getting exposure to modern tech across the stack ...

Python Software Engineer/Developer (Data ML) Remote UK to £75k Are you a data savvy Python Software Engineer? You could be progressing your career in as a hands-on Python Software Engineer role as part of a friendly and supportive international team … their UK presence; their platform enables an insurance quote to be made to the consumer within 60 seconds, using just 4 clicks. As a Python Software Engineer you will play a key role in building the foundational platforms that enable Machine Learning at scale across all countries where ...

Founding AI Engineer | Python, Async, LLMs, TypeScript, Cloud | £100k-£160k + Equity | London (Onsite) Build AI products from scratch as part of a founding team. Great opportunity to join a YC-backed AI startup building autonomous voice agents that automate customer interactions, scheduling, and operations for real-world … company is building production AI systems that directly impact how businesses operate, focusing on real-world execution, not experimentation. As a Founding AI Engineer, you'll build and ship core product features across Python, TypeScript, cloud infrastructure, and event-driven systems, taking ownership from idea to production. This ...

Lead Python Engineer | AI, Python, FastAPI, Django, Microservices, APIs, Cloud | London | up to £130k + Equity Build AI-powered systems that automate real-world workflows at scale. This is an opportunity to join a fast-growing AI startup building an AI-driven platform automating … property management workflows, transforming how compliance, maintenance, and tenant communication are handled across the UK property sector. As a Lead Python Engineer, you'll design and build scalable backend systems, APIs, and AI-driven applications, working at the intersection of software engineering, automation, and AI integration. ...

Python Engineer 📍 London (Hybrid) 💷 Up to £180,000 + Bonus + Full Benefits 🚀 The Opportunity Join a leading global hedge fund where technology sits at the core of trading strategy and performance. As a Python Engineer, you’ll work directly with Portfolio Managers, Quants, and Analysts … impact P&L. This is a hands-on, front-office role with immediate visibility and influence. 🔧 What You’ll Do Design, build, and maintain Python-based trading and research infrastructure Develop bespoke analytics and visualisation tools in close partnership with investment teams Optimise data pipelines, automate complex workflows ...

Python Software Engineer/Developer London onsite to £100k Are you a data savvy Python Software Engineer? You could be progressing your career in an impactful role at a start-up Hedge Fund/FinTech founded by two hugely successful financial trading entrepreneurs. As a Python Software Engineer you'll join a small team to design and develop scalable, low latency backend trading systems services including APIs and data-driven research platforms that directly support investment and research teams. You'll focus on backend Python and FastAPI development within a modern development environment ...

Senior Software Engineer Python London, N7 (Hybrid) £75,000 £90,000 + Equity Deep Tech Scale-Up Sponsorship available - have to be a UK resident and based locally to the role. Were partnered with a well-funded deep tech scale-up with a global footprint, currently scaling their … internal platforms and looking for a Senior Cloud Software Engineer to play a key role in building systems that support cutting-edge research and engineering. This is a high-impact opportunity to work in a complex, hybrid environment (cloud and physical systems), where your work directly enables breakthrough technology. ...

Python Software Engineer/Developer (Data ML) Remote UK to £75k Are you a data savvy Python Software Engineer? You could be progressing your career in as a hands-on Python Software Engineer role as part of a friendly and supportive international team ...

Python Software Engineer/Developer London onsite to £100k Are you a data savvy Python Software Engineer? You could be progressing your career in an impactful role at a start-up Hedge Fund/FinTech founded by two hugely successful financial trading entrepreneurs. As a Python Software Engineer you'll join a small team xxuwjjq to design and develop scalable, low latency backend trading systems services inclu... Apply promptly! A high volume of applicants is expected for the role as detailed below, do not wait to send your CV. ...

Lead AI Python Engineer We’re working with an early-stage AI product company in London building software that automates real-world operational workflows using Python and applied AI. This is a hands-on engineering role focused on designing and building backend systems, APIs, and data-driven … code reviews, and help shape technical decisions as the team grows. You’ll be responsible for: Designing and building scalable backend services using Python Developing APIs that support core product functionality Integrating LLM and AI-driven features into workflows Improving system performance, reliability, and maintainability Collaborating cross-functionally ...

Backend Software Engineer - Python Location: London (in-office 4 days per week, non-negotiable) Type: Full-time Reports to: Head of Engineering Salary: £90,000-£105,000 + benefits Are you a Senior Backend Engineer who thrives on designing and scaling complex systems? Do you enjoy working … from architecture through to production, while contributing to the overall technical direction. Key Responsibilities Design, build, and own backend services and data pipelines in Python Develop and operate streaming systems using Kafka or similar technologies Work with graph-based data structures and algorithms to support analytics and decision-making ...

hiring for - Senior MLOps/Python Cloud Engineer job location : London UK Job Type : Permanent job details: We are hiring a Senior MLOps/Python Cloud Engineer The project centres on building a next-generation parametric pricing engine taking a robust Python prototype and transforming … service integrated with the client's core insurance platform. This is a hands-on technical role with real ownership. You will be the lead engineer on the ground making key architectural decisions, building cloud infrastructure from scratch, and driving best practices across the project. Build API and integration layers ...

Engineer (Python/Go/LangChain) Fully-Remote (UK) Up to £105k base Oliver Bernard are partnered with a growing utilities and services business investing heavily in AI-driven automation and internal tooling. They’re looking for an AI Engineer to help build and deploy production-grade … agentic systems focused on workflow automation and operational efficiency across the business. This role would suit someone with a strong Python engineering background and hands-on experience building AI systems using LangChain and/or LangGraph in production environments. Required experience 💻 • Strong Python engineering background • Experience building agentic ...

Engineer (Python/Go/LangChain) Fully-Remote (UK) Up to £105k base Oliver Bernard are partnered with a growing utilities and services business investing heavily in AI-driven automation and internal tooling. They’re looking for an AI Engineer to help build and deploy production-grade … agentic systems focused on workflow automation and operational efficiency across the business. This role would suit someone with a strong Python engineering background and hands-on experience building AI systems using LangChain and/or LangGraph in production environments. Required experience 💻 • Strong Python engineering background • Experience building agentic ...

working with a leading consulting firm on a long‐term engagement with a major financial services client. They are looking for a Lead Python Engineer to set the engineering bar across several Python services while remaining highly hands‐on. The opportunity You will: Lead the design … development of Python‐based services and REST APIs (Django or similar) used across multiple AI and data use cases. Own and manage the code repository: structure, branching strategy, pull requests, code reviews and refactoring standards. Implement and enforce software development best practices – CI/CD, automated testing (unit ...

hiring for - Senior MLOps/Python Cloud Engineer job location : London UK Job Type : Permanent job details: We are hiring a Senior MLOps/Python Cloud Engineer The project centres on building a next-generation parametric pricing engine taking a robust Python prototype and transforming ...

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 Package A leading FinTech firm in London is seeking a talented Software Engineer to join its growing technology team. … models • Quant Logic/Research models for Alpha Generation Key Responsibilities Design, develop, and maintain scalable, high-performance applications Build robust backend systems using Python and/or modern frontend interfaces using React Collaborate with cross-functional teams including traders and quants Requirements 1-5 years of professional software ...

London (Hybrid) £900 per day | 12-month contract (initial) A leading Tier 1 investment bank is seeking a Senior Python Engineer to join its front-office Equities Risk & PnL Technology team , supporting a high-profile, multi-year transformation programme. This is a critical, fully funded initiative focused … building and enhancing risk and PnL platforms within a front-office environment. Key responsibilities include: Designing and developing scalable server-side components in Python (with some exposure to Java where required) Building and enhancing systems that support real-time risk, pricing and PnL calculations Working closely with traders, quants ...

Senior Software Engineer/Principal Software Engineer- C++, Python - Financial/Banking. Candidates will have a minimum 8+ years C++ experience and excellent knowledge of Python -coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity. … drive a highly efficient technology used by several markets around the world. To be successful in this role as a Principal Software Engineer - C++, you will be a proponent of agile methodology and modern software best practices. You can produce detailed technical work in OOP and work with other ...

London (Hybrid) £900 per day 12-month contract (initial) A leading Tier 1 investment bank is seeking a Senior Python Engineer to join its front-office Equities Risk & PnL Technology team , supporting a high-profile, multi-year transformation programme click apply for full job details ...

Machine Learning Engineer (MLOps Python LLM AWS) London/WFH to £90k Are you a senior Machine Learning Engineer looking for an opportunity to take ownership, working on complex and interesting systems? You could be progressing your career in a hands-on technical leadership role … analyse client service and research consumption, presenting a complete overview of the client relationship made available via the Cloud. As a Machine Learning Engineer you will lead the Machine Learning activities within the Insights and Data Analytics Team from conception to deployment, creating and scaling high-impact models that ...

Lead Full Stack Engineer/Developer (Python React FastAPI) London/WFH to £70k Are you a full stack technologist with leadership skills? You could be progressing your career at a global, not-for-profit organisation that help to protect the rights and revenue of record producers … used without permission or leaked prior to release. They also collect and distribute music chart data across global regions. As a Lead Full Stack Engineer you'll make the architectural decisions and provide technical leadership to a small, talented team, selecting the right technologies based on scalability, maintainability ...

boards, that takes as inputs the requirements of a circuit board and automatically outputs a complete design, ready for manufacture. As a Lead Software Engineer, you’ll create simple and elegant solutions to difficult technical problems that the world has not solved before. You will work in close collaboration … infrastructure, APIs, complex database queries, ML models. Learn, use, and improve best practices and processes for high-quality software development. Our technology stack includes Python 3.11, PostgreSQL, Django, mypy, GraphQL, Docker, Redis, Typescript, React. Qualifications We’re only considering exceptional candidates, with the following pre-requisites: 5+ years ...

Senior Software Engineer – AI Startup – Up to 160k 🚀🧠 💰 Salary: £70,000 - £160,000 + meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 2/3 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering … Understand the working dynamics of a fast paced start-up If this role sounds like it could be of interest, apply now! Senior Software Engineer – AI Startup – Up to 160k ...

Description A great energy client based in London is looking for a Full Stack Python Engineer. Fantastic benefits, bonus, training, events, cycling scheme, pension, free breakfast and much more! If you’re looking for a genuinely exceptional tech environment in London, this is it. The team is highly collaborative … Responsibilities Design, develop, and maintain scalable and reliable software solutions, ensuring alignment with Principals and Architects. You must have at least 4 years Python experience Experience with Typescript and a years Javascript Key Requirements Strong expertise in Python web development frameworks (e.g., Django) and JavaScript/TypeScript, with ...