1 to 25 of 30 Permanent Python Engineer Jobs in London

Staff Product Engineer | London Hybrid/Remote | AI x FinTech | Python, AI Workflows, Distributed Systems | £120k-£200k + Equity A VC-backed AI company is rebuilding how accounting work gets done, using agentic workflows and AI automation to eliminate the high-volume operational work that has resisted meaningful … platforms like SAP, NetSuite and Workday to automate complex financial workflows at scale. They are looking for a Staff Product Engineer to own meaningful product surface area end-to-end across backend systems, AI workflows, infrastructure, and frontend applications where required. This is a highly product-focused engineering role ...

Senior Python Engineer London (Hybrid/Flexible Working Available) Up to £80,000 + Benefits About the Role We are seeking an experienced Senior Python Engineer to join our growing engineering team in London. You'll play a key role in designing, building, and scaling high … influence architectural decisions, mentor developers, and help shape the future of our technology platform. What You'll Be Doing Designing, developing, and maintaining scalable Python applications and services Building robust APIs and microservices architectures Writing clean, maintainable, and well-tested code Collaborating closely with Product Managers, Designers, and Engineering ...

Data Infrastructure Engineer/Python Developer, London, COR7590 Are you an experienced Data Infrastructure Engineer or Python Developer with a passion for building robust data systems and working with cutting-edge AI technologies? Looking for a role where you can take ownership of critical infrastructure within … fast-growing fintech startup? This could be the opportunity for you! The Role As a Data Infrastructure Engineer/Python Developer, you'll be responsible for designing, building and maintaining the systems that transform large volumes of complex data into reliable, high-quality datasets. You'll use Python ...

Role: Senior Python Engineer Client: Financial Systems Salary: Up To £130,000 P/A + Comps The role A high-performing global team is looking for an experienced Python Engineer to help build and enhance critical backend platforms supporting complex trading, risk and data workflows. … focused on scalable engineering, large datasets and delivering robust solutions within a fast‐paced financial environment. What you’ll be doing Building and enhancing Python-based backend services and data pipelines Working with complex financial and trading datasets to support reporting and analytics Developing APIs, automation tools and scalable ...

Senior Level Python Engineer is required to join a Fintech company developing next generation tools for how companies get funding and optimise their working capital. Our client aims to change how corporate finance works, by replacing static, limited and often stale financial metrics with live data-driven insights … sourced from direct connections to their clients systems. You will be joining a strong team of Python Engineers, Data Scientists, and financial experts, who are building the next generation of financial toolsscalable, secure, and smart. If you're an experience Software Engineer whose passionate about Python, excited ...

Senior Software Engineer (Python | Cloud Automation) London | Hybrid (2 days onsite near Liverpool Street) Are you a software engineer who loves solving infrastructure challenges through code? We're recruiting for a Senior Software Engineer to join a major long-term government technology programme, helping build secure … Code solutions, and eliminating manual processes through clean, scalable, production-quality code. What You'll Be Doing Building automation frameworks and tooling using Python Developing Infrastructure as Code solutions with Terraform Creating reusable templates and code generation platforms using Jinja2 Automating Windows environments through PowerShell Managing and improving configuration ...

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 ...

Role: Production Support Engineer – Python Client: Elite FinTech Salary: £80,000 – £160,000 + Bonus Location: London/Hybrid The Role My client is seeking an Engineer with a broad skillset to support a range of technology within their stack. The position has a heavy focus … support of Front Office Trading Applications, and the ideal candidate will stem from a similar environment. The successful candidate will have strong skills around Python scripting. You will work closely with the development team and help to implement changes within the change workflow, managing the delivery of services ...

Lead Software Engineer - Python (Django) - SC Cleared - Contract Rate : Up to £750 per day (Umbrella) Duration : 12 months Location : 40% office based (London, Manchester, Birmingham, Cardiff, North East) IR35 : Inside Security Clearance : SC (essential) The role : A government organisation is seeking a Senior/Lead Software Engineer … agile squads, contributing to resilient, user‐centred services aligned to GDS standards and national security requirements. Key responsibilities Lead design and delivery of scalable Python/Django-based services Translate user needs into robust technical solutions Build secure, test‐driven, high‐quality code across multiple workstreams Support and maintain ...

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 familiar ...

Principal Software Engineer/Developer (Python AWS) London/WFH to £150k Join a high-growth, VC-backed Fintech building a market-leading analytics platform used by Hedge Funds, Asset Managers and global financial institutions. As a Principal Software Engineer, you will play a pivotal role ...

Senior Full Stack Software Engineer - Python, React, AI | Hybrid (2 days onsite)/London A leading organisation is looking for a Senior Full Stack Software Engineer to join a high-performing team building enterprise-scale AI solutions. You'll work on innovative products using the latest technologies … across Generative AI, Machine Learning and cloud-native development, collaborating with product and engineering teams to deliver impactful solutions. Key Experience Extensive experience in Python development, including work on AI and machine learning solutions Practical expertise with LangChain, LangGraph, large language models (LLMs), retrieval-augmented generation (RAG), embeddings ...

Senior Software Engineer with Python and Java Our Client is looking to recruit brilliant Software Engineer with upwards of 5 to 10 years solid proven track record of developing complex applications with Python coupled with Machine Learning and ideally Go. We’re looking to recruit initially … Client would be very interested to see your profile. Must be 100% trustworthy with real integrity – this is a highly sensitive project. Key skills: Python, Machine Learning, Java The Client would like to see solid expertise of working with and developing complex applications with Java. Excellence is vital. Ideally ...

Senior Software Engineer is required by this B2B Fintech business as they look to improve their product platform offering and build on their client success. You'll be expected to drive technology improvements, and play a pivotal role in a small software engineering team. This is a web-based … reporting platform written in Python and Django, and your input on the technical direction will be critical in the future success of the business and how they continue to deliver to their clients. If the opportunity to take responsibility for new projects, from research through to deployment, excites ...

leading consulting firm in the United Kingdom is seeking a Senior Software Engineer with expertise in Python and Java. The ideal candidate will have 5 to 10 years of experience in developing complex applications, particularly within the Life Sciences domain. This role offers flexible remote working ...

Description London, UK Hybrid (3 days in our Paddington HQ: Mon, Tue, Fri) Stack: Python, Flask, SQLAlchemy, MySQL, AWS (React on the frontend) In 2018 we set out to solve a problem millions of people faced: not just struggling with their skin, but struggling to navigate skincare at all. … order generation. This is where customers discover us, complete a clinical consultation, subscribe, and receive their personalised treatment, at real consumer scale. On our Python and React stack, that's the storefront behind Skin + Me and Hair + Me, our flagship brands serving customers at scale. ...

feeds real-world data into forecasting models. Experimenting with different forecasting architectures to find optimal approaches for linking targets to signals. Writing production-grade Python that handles complexity at scale, not scripts that work in a notebook. Contributing to technical strategy alongside the founders. You'll have a voice … into a reality, building the systems that allow agents to get smarter, faster, and more accurate over time. Why Join Now This is founding-engineer territory. The team is small, the problem is unsolved, and the market is massive. You're not joining a machine that's already running. ...

Senior Software Engineer (Rust, C++, Java, Go or Python) Software Engineering Up to £150k base + meaningful equity London Senior Software Engineer – Rust, C++, Java or Python – London – Up To £150k base + meaningful equity Are you excited by solving technically challenging problems and building mission ...

WorksHub is seeking a Quant Linux Systems Engineer in London, offering a competitive salary of £120k - £160k. The ideal candidate will possess advanced knowledge of configuration management tools for Linux systems, strong Python proficiency, and practical experience with CI/CD pipelines. Familiarity with other programming languages like ...

established, but fairly early-stage (less than 200 employees) trading firm based in London, dedicated to becoming a leading figure. Looking for a Principal Engineer, need a “go to person” for Finance & Tech questions. This will be a nice mixture of leadership/hands-on responsibilities within their Engineering … function, contributing to a broad range of front-office and systems-based projects. Tech: Python (and Rust, prior experience not mandatory, but willingness to learn). Compensation package north of £180k base, with equity from day one and a bonus on top. They have one of the best cultures ...

located in Greater London is seeking a Staff-Level Full-Stack Software Engineer. The role emphasizes strong expertise in building secure backend systems using Python and/or Go. Familiarity with containerized services, particularly Kubernetes, is vital. This position offers a competitive salary in the range ...

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 ...

Eaglecliff is seeking a Beacon Developer with strong Python expertise to join their team in Canary Wharf, London. The role involves designing, deploying, and maintaining high-quality code as part of the Trading and Risk Management System team. The successful candidate will work closely with internal and external clients ...

digital services. Your responsibilities include designing full-stack features, ensuring maintainable code, and mentoring fellow engineers. The ideal candidate will have strong experience with Python and Django and will operate in a fast-paced environment to meet public sector standards. #J-18808-Ljbffr ...

Durlston Partners LLP is hiring a Senior Software Engineer in London to design and develop core platforms that enable autonomous systems. You will work alongside exceptional engineers and tackle complex technical challenges in a collaborative culture. The ideal candidate has strong skills in C++, Java, Rust, or Python ...