1 to 25 of 48 Python Engineer Jobs in London

Python Engineer – SC Cleared Ncounter is supporting a high-impact Defence programme seeking a Python Engineer to build and deliver secure, data-driven software solutions. This role combines strong backend engineering with data integration, with a clear focus on Python development in Linux environments. … highly collaborative, suited to engineers who enjoy solving complex problems and taking ownership of delivery. Key Requirements: Active SC (or higher) clearance Strong Python development experience, building production-grade applications Experience designing and implementing ETL pipelines and data processing workflows Understanding of software engineering best practices such as testing ...

Senior Python Engineer/Developer (FastAPI Django) London to £120k Would you like to progress your career in a senior, hands-on role at a growing social media start-up? As a Senior Python Engineer you'll focus on building backend services and FastAPIs using Python … development. Location: You'll be based in the London office on a full-time basis, Monday to Friday. About you: You have strong backend Python development skills including FastAPI You also have experience with Django on the frontend You have experience with payment systems or subscription based products ...

Python Engineer 📍 London (Hybrid) 💷 Up to £200,000 + 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 ...

Software Cyber Engineer - Python - Remote (UK) Salary: Up to £75,000 DOE Location: Fully remote (UK) A growing technology-focused cyber security organisation is seeking a motivated Software Engineer with strong Python skills to contribute to the development of internal data-driven platforms. This role involves … building and improving systems that gather, process, and analyse large datasets to support research and operational decision-making. Key Responsibilities Develop and enhance a Python-based Cyber Security platform, ensuring it remains scalable, stable, and capable of handling high data volumes Build and maintain automated cyber event data pipelines ...

Senior Python DevOps Engineer – RevTech - Python, AWS, Kubernetes, Terraform, CI/CD Oliver Bernard are currently working with a RevTech start-up who are looking to take on a Senior Level Python Software DevOps Engineer as part of current expansion plans across their tech team. … incoming engineer will work in the broader Software Engineering team, and work closely with a team of developers whilst being responsible for the implementation of infrastructure across the software function. To be considered, the following experience is required: Strong Python Software Engineering background (coding responsibilities taker ...

Senior Python Engineer/Developer (FastAPI Django) London to £120k Would you like to progress your career in a senior, hands-on role at a growing social media start-up? As a Senior Python Engineer you'll focus on building backend services and FastAPIs using Python ...

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 ...

Full-Stack Software Engineer (Python/React) - Remote Full-Stack Software Engineer with strong Python (Flask Framework), React, and AWS experience is needed for one of our clients, an independent, research-tech startup that is transforming how the world evaluates and trusts academic research. This … great opportunity for any experienced Full-Stack Engineer looking to work in a high-growth, greenfield-leaning environment, or for someone ready to step up and take ownership of engineering delivery across modern cloud-native platforms. You'll be working closely with the Lead Engineers/Senior Engineers, helping ...

Python Software Engineer – High-Frequency Trading We're working with a high-frequency trading (HFT) firm that is looking to expand its technology team with a Python Software Engineer. This is an opportunity to join a trading firm operating at the cutting edge of global markets, where … global exchanges. You’ll work on some of the most complex and rewarding engineering challenges in the financial technology space. The Role As a Python Software Engineer, you’ll collaborate with traders, quantitative researchers, and other developers to design, develop, and optimise trading infrastructure. You’ll be directly ...

Software Cyber Engineer - Python - Remote (UK) Salary: Up to £75,000 DOE Location: Fully remote (UK) A growing technology-focused cyber security organisation is seeking a motivated Software Engineer with strong Python skills to contribute to the development of internal data-driven platforms. This role involves ...

Backend Software Engineer (Python/Django) About the role: We are working with an early-stage, AI-driven technology company building advanced platforms that leverage machine learning, NLP and large language models to solve complex research and data problems. The team is focused on developing scalable, intelligent systems … features. This is a hands-on role with real ownership and impact on product direction. Requirements 2+ years of commercial software engineering experience Strong Python web development experience (essential) Solid experience with Django (or similar Python web frameworks, Django preferred) Experience building and maintaining production web applications ...

Backend Software Engineer/Developer (Python) London/WFH to £100k Opportunity for a skilled Software Engineer with strong backend Python skills to join a well-funded and profitable FinTech start-up. As a Backend Software Engineer you'll join a small, talented tech team … lots of new projects to get stuck into. You'll be collaboratively problem solving in a hands-on role which could progress to Principal Engineer or Team Lead if desired as the company continues to scale. Location/WFH: You'll join colleagues in the Central London office with ...

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. ...

Title: Python Data Engineer (Greenfield Build) Location: Central London (Hybrid - 3 days in office/2 days remote) Contract: 12-month Fixed-Term Contract (with benefits + 10% year-end bonus) Overview We are working with a leading financial services organisation to hire two Python-focused Data … build of a strategic data solution. The successful candidates will play a key role in replacing manual data processes with an automated, scalable Python-based architecture, enabling more accurate and consistent investment reporting across the business. The first phase of the programme will focus heavily on hands-on development ...

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 ...

Senior Data Engineer (Python/PySpark & SQL) London (Hybrid - 3 days in office | Monday, Tuesday, Wednesday) Up to £85,000 dependent on experience Ref: J13073 We're working with a fast-growing AI SaaS business where data sits at the core of everything they build. They're looking … Senior Data Engineer to take ownership of the pipelines that power their platform. You'll be working with real-world, messy data and shaping it into reliable, decision-ready datasets used across product, analytics, and machine learning. Python/PySpark and SQL are central to the role. ...

Points Lead Python Engineer position Property Managing AI Solution – Start Up For a Technical Leader who enjoys building scalable backend systems with a passion for AI innovation Career path into a Head of Engineering/CTO role About The Company Seed funded AI solution for Property Management sector ...

Senior Data Engineer (Python/PySpark & SQL) London (Hybrid - 3 days in office Monday, Tuesday, Wednesday) Up to £85,000 dependent on experience Ref: J13073 We're working with a fast-growing AI SaaS business where data sits at the core of everything they build. They're looking … Senior Data Engineer to take ownership of the pipelines that power their platform click apply for full job details ...

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 ...

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 ...

Backend Software Engineer/Developer (Python) London/WFH to £100k Opportunity for a skilled Software Engineer with strong backend Python skills to join a well-funded and profitable FinTech start-up. As a Backend Software Engineer you'll join a small, talented tech team ...

Full Stack Engineer/Developer (Python Django Angular) London onsite to £70k Are you a technologist with a strong academic background? You could be progressing your career in a role you can shape and influence at a scaling technology company; the core product is used by Geophysicists … energy companies across the globe for oil and gas discovery. As a Full Stack Engineer you'll architect, design and build scalable full stack applications, initially with a weighting to the Angular front end to produce seismic imaging and data visualisations, playing a vital role in developing the client ...

Senior Full Stack Engineer (Java/Python) Contract Length - 6 months Location - London (2 days onsite) We are hiring a Senior Full Stack Engineer for a high-priority, ASAP-start contract role with a leading UK tech platform. This is a hands-on senior engineering position within … systems, helping shape technical direction and confidently engaging with stakeholders to influence engineering decisions. The core stack is Java-first, with increasing importance on Python-based services (including orchestration, agents, and modern AI/LLM integrations), alongside a strong React frontend. This is not a leadership/management role ...

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 ...

Senior Software Engineer/Developer (Java Python Messaging) London/WFH to £140k Are you a Senior Software Engineer with strong Java development experience within finance/trading environments? You could be progressing your career in a hands-on Senior Software Engineer role at the Investment … support fertility, pregnancy and menopause Employee Assistance Programme Retail discounts and more Continuous training and career progression opportunities Your role: As a Senior Software Engineer you'll design and develop real-time pricing and risk systems, collaborating closely with traders in a front office environment. You'll be primarily ...