21 of 21 Python Software Engineer Jobs in London

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 … work with the Product, Infrastructure and QA teams, to produce high performance, low latency and highly reliable code. Your goal will be to develop software which handle large amount of TPS to drive a highly efficient technology used by several markets around the world. To be successful in this ...

Backend Software Engineer/Developer (C# Python AWS SQL IaC) London 12 month FTC to £180k Are you a full stack technologist with a product based mindset? You could be progressing your career in a hands-on Backend Software Engineer role at a tech driven … global Asset Manager with multiple billions of dollars under management, on a 12 month Fixed term Contract. As a Backend Software Engineer you will join one of the Investment Tech Engineering teams to design, develop and implement robust applications that serve Portfolio Managers, Equity Analysts, Quant and Data ...

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 ...

Senior Software Engineer (Python) Hybrid London (2 days/week) Up to £100,000 + Benefits We're hiring a Senior Software Engineer to play a key role in building and scaling a high-impact ad-fraud prevention platform used globally. This is a senior … contribute to strong team practices Collaborate closely with Product, Design, and Data teams What we're looking for: Strong experience as a Senior Software Engineer in modern product teams Proven ability to design and deliver scalable, reliable systems Experience operating production services Strong coding, code review, and technical ...

Bleeding edge quant hedge fund client who operate technologically at the top of the market are currently seeking an experienced Python Software Engineer/Developer. In this high performance computing team, you will be responsible for building automated software solutions which are used across the trading … business. It is expected the successful candidate will be an expert Python engineer with functional experience of how market connectivity works with the applications they are developing Strong colleague network within this environment to take your initial experience to an elite level. Ideally Computer Science Degree or similar ...

this is wrong and we are on a mission to fix it, triggering the future of hardware design. We are creating an entirely new software engine for circuit boards, that takes as inputs the requirements of a circuit board and automatically outputs a complete design, ready for manufacture. … 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 with a highly-functioning team of software, electronics, algorithm engineers and product managers. Responsibilities Collaborate with the product team ...

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 ...

Software Engineer (Mid Level) 🌳Climate Tech 💷£50,000 - £65,000 📍 London - Hybrid This is a great chance to join a well funded start up in the climate tech space and make a real impact as they continue to grow. The team are using Python but open … will have the chance to collaborate, have impact and start to learn and grow from day one. What You Will Bring Experience as a Software Engineer with good hands on experience in Full Stack environments. (Preference for Python but open to any background if happy to work ...

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 … could be working on: • Some of the world’s most performant ETL pipelines that deal with billions of data points every second • Software solutions/products with scale, reliability and latency considerations in mind • R&D work for functional programming (either pre-existing languages (such as Rust and Erlang ...

SOFTWARE ENGINEER ( DJANGO/PYTHON ) - SECURITY UK FULLY REMOTE Up to £80,000 + Bonus + Share Scheme + Staff Benefits SECURE has Strategically Partnered with a multi-award-winning, Software-Based Organisation at the forefront of Pre-Emptive Exposure Management. As a market leader backed … Vulnerability Research & Automated Red Teaming. Role Overview: Step in as the engine behind their Intelligence Operations. You will build and scale the high-throughput Python ( Django ) Backend that Collects, Processes & Analyses Large Volumes of Threat Telemetry. By operationalising Complex Data Pipelines & Integrating LLM Workflows, you will directly fuel ...

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 … 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 ...

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 ...

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 … world problems with the latest in AI and LLMs, this role is for you. In this role, you’ll: 🔧 Build and ship high-impact software 🧠 Work on AI/LLM-powered automation tools used in production 🏗️ Help shape scalable systems and infrastructure 🌍 Work collectively across teams to push ...

Contract Senior Software Engineer (Java or Python) | Inside IR35 Contract length: 6 months (with potential to extend) Location: London Working Environment: On-site You will be joining a private equity firm as a senior software engineer, to work across the following responsibilities: Develop and support … into auditable, production-grade code Provide production support, working with Platform and SRE teams as needed Key Requirements: Technical: 8+ years commercial experience in Python or Java across the full development lifecycle 5+ years in financial services (buy-side strongly preferred) Solid relational database skills; MS SQL Server ...

Contract Senior Software Engineer (Java or Python) | Inside IR35 Contract length: 6 months (with potential to extend) Location: London Working Environment: On-site You will be joining a private equity firm as a senior software engineer, to work across the following responsibilities: Develop and support … into auditable, production-grade code Provide production support, working with Platform and SRE teams as needed Key Requirements: Technical: 8+ years commercial experience in Python or Java across the full development lifecycle 5+ years in financial services (buy-side strongly preferred) Solid relational database skills; MS SQL Server ...

developing an award-winning SaaS analytics platform used to assess over £200bn of non-life insurance business? This is a mid to senior level software engineering role focused heavily on production-grade Python development. This is not a web-facing CRUD or API-endpoint development role. The core … . The role: Technical Challenge: Take ownership of performance bottlenecks involving 4GB+ datasets. Architectural Input: Taking new features from conception to deployment Production-Grade Python: Apply software engineering best practices including OOP, unit testing, and CI/CD. Mathematical/Financial Logic: Translating complex analytical, mathematical, or financial ...

growing, specialised team developing an award-winning SaaS platform used to assess over £200bn of non-life insurance business? This is a mid-level software engineering role focused heavily on production-grade Python development. Suitable for an experienced developer with 3 - 10 years of experience, and demonstrable experience … . The role: Technical Challenge: Take ownership of performance bottlenecks involving 4GB+ datasets. Architectural Input: Taking new features from conception to deployment Production-Grade Python: Apply software engineering best practices including OOP, unit testing, and CI/CD. What We Are Looking For: Production-Grade Python: Strong ...

Responsibilities Design, develop, test, and support robust, production-ready software solutions , adhering to modern engineering best practices. Build and maintain microservices-based systems , with a strong focus on scalability, resilience, and performance. Develop and optimise scalable data pipelines , supporting both batch and streaming workloads, using technologies such as Apache … Spark . Work extensively with data technologies , leveraging Python and SQL to deliver high-quality analytical and data-driven solutions. Lead the design and delivery of data-centric applications , translating complex business and analytical requirements into well-architected technical solutions. Implement and integrate large language models (LLMs) , including: Utilising ...

AgreatenergyclientbasedinLondonislookingforaFullStackPythonEngineer. The role is 30% frontend and 70% backend with focus on Python and Django. If youre looking for a genuinely exceptional tech environment in London, this is it. The team is highly collaborative, technically strong, and incredibly supportive a group of talented professionals who genuinely enjoy working together. ...

performer with aspirations to be the best? Are you proficient in Python Are you looking for your next career step? This role could potentially offer you an uplift in comp, responsibility and offers great scope for progression Why would you be interested? Join a team of already proven performers … being utilised? If so you will probably make more money here than where you are now! What you'll need? Proficiency in Python Experience with distributed systems Proficiency with AWS Experience working on Buyside Responsibilities: Contribute to the core tech platform Writing the software to improve and manage ...

AgreatenergyclientbasedinLondonislookingforaFullStackPythonEngineer. The role is 30% frontend and 70% backend with focus on Python and Django. If youre looking for a genuinely exceptional tech environment in London, this is it. The team is highly collaborative, technically strong, and incredibly supportive a group of talented professionals who genuinely enjoy working together ...