1 to 25 of 90 Python Software Engineer Jobs in London

Python Software Engineer Cyber Security

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Python Software Engineer/Developer London/WFH to £80k Do you have strong backend Python software development experience? You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from … advanced cyber threats, working alongside a team of friendly and supportive people and enjoying a host of perks and benefits. As a Python Software Engineer within the R&D team you'll work on a new Greenfield product to combat the threat of AI based security attacks. ...

Senior Software Engineer, Python, Computer Vision, to £600 per day

Hiring Organisation
Corriculo Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £600.00 per day
Senior Software Engineer, Python, Computer Vision, to £600 per day An immediate need for a Senior Software Engineer with strong skills in Python, Linux, Docker, and ideally Computer Vision, has arisen with an innovative technology company. Offered as an initial 3-month contract within … IR35, the contract can be offered on an either a fully-remote basis, or hybrid, with offices in South Oxfordshire. The Role The Senior Software Engineer will be embedded within a cross-functional engineering team, working closely with researchers, systems engineers, and fellow software developers. You will ...

Lead AI Labs Software Engineer Python Developer Finance London

Hiring Organisation
Joseph Harry Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Lead AI Labs Software Engineer (Programmer Software Engineer Developer Python Amazon Web Services AWS Strands Agents AI LangChain LangGraph CrewAI Google AutoGen Pydantic AI Bedrock PydanticAI AgentCore ADK Azure GCP Cloud Asset Manager Buy Side Investment Management Fund Hedge Fund Finance Financial Services Banking Front … Office Trading Asset Manager) required by our client in finance in London. You MUST have the following: Advanced experience as a Python Software Engineer/Programmer/Developer Leadership experience for the delivery of projects from beginning to end- inception to production Excellent interpersonal skills Advanced design ...

Software Engineer (Python) - Beacon Core Engineer

Location
Greater London, England, United Kingdom
Software Engineer (Python) - Beacon Core Engineer page is loaded## Software Engineer (Python) - Beacon Core Engineerlocations: Office - Londontime type: Full timeposted on: Posted Todayjob requisition id: R11703**Job Summary:** We are seeking a skilled and motivated Senior Software Engineer to join … this role, you will be responsible for designing, building, deploying, and maintaining high-quality code while collaborating with cross-functional teams to enhance our software offerings. This position is ideal for an engineer who is driven by client satisfaction and has a strong commitment to continuous learning ...

Software Engineer Python

Hiring Organisation
Enterprise Recruitment Limited
Location
West London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
Software Engineer, AI Video This pioneering deep tech company is developing the future of media technology - enabling scalable, low-latency delivery of rich, immersive content across a variety of platforms. Their work spans everything from XR and interactive streaming to cloud-native media infrastructure. We are looking … Software Engineer who is interested in applying Python engineering skills to real-world AI video processing challenges. To qualify for this role, youll need some commercial software engineering experience, good Python skills, an understanding of how video is processed and an interest in AI. Sound ...

Backend Software Engineer Python LLM - Finance

Hiring Organisation
Client Server
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Backend Software Engineer/Developer (Python LLM MLOps) London/WFH to £90k Are you an experienced Backend Software Engineer with strong Python skills and a good knowledge of AI, LLMs and agentic coding? You could be progressing your career at a global finance … your family, including mental health Travel Insurance Charitable giving Gym membership for you and your family Flexible holiday scheme Your role: As a Backend Software Engineer you'll design and develop autonomous AI systems integrating multi-modal LLMs (text, image, audio, video), design agentic workflows enabling AI agents ...

Software Engineer Python Sql - Market Data

Location
Greater London, England, United Kingdom
Software Engineer Python SQL - Market Data Client Server London, England Software Engineer/Developer (Python SQL) London to £150k+ Are you a data savvy Software Engineer with strong Python coding skills? You could be joining a Hedge Fund with complex work … substantial bonus earning potential. As a Software Engineer you will join a growing team building a modern medallion architecture data platform, working across everything from data engineering and distributed systems to infrastructure and frontend. This is a hands-on role in a small, collaborative team where ...

Lead Software Engineer Python API

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Lead Software Engineer/Developer (Python FastAPI Azure Databricks) London/WFH to £110k Are you a backend focused Software Engineer with strong Python skills combined with technical/team leadership experience? You could be progressing your career in a senior, hands-on role … global Insurance Underwriting technology provider that focusses on developing a complex SaaS calculation platform for rapidly growing Cyber Security insurance markets. As a Lead Software Engineer you'll remain hands-on whilst providing technical leadership, designing and implementing complex solutions and ensuring the team adheres to best practices. ...

Backend Software Engineer Python R&D

Hiring Organisation
Client Server
Location
London, UK
Employment Type
Full-time
Backend Software Engineer/Developer London/WFH to 80kAre you a backend focused technologist who enjoys problem solving and working on complex systems at the cutting edge of technology? You could be progressing your career as a Backend Software Engineer at the world's most … from advanced cyber threats, working alongside a team of friendly and supportive people and enjoying a host of perks and benefits. As a Backend Software Engineer within the R&D team you'll work on a new Greenfield product to combat the threat of AI based security attacks. ...

Python Developer Software Engineer Fixed Income Finance London

Hiring Organisation
Joseph Harry Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Python Quant Developer (Programmer Software Engineer Python Fixed Income Bonds Rates Credit Equities Commodities Derivatives Amazon Web Services AWS Azure GCP Cloud Quantitative Analysts R Asset Manager Buy Side Investment Management Fund Hedge Fund Finance Front Office Trading Asset Manager) required by our asset management client … London. You MUST have the following: Excellent experience as a Python Developer/Software Engineer/Programmer Strong Python- strong design, architecture and build experience An understanding of Fixed Income whether rates or credit markets, ideally including some exposure to credit derivatives ...

Python Software Engineer - Quant Trading Fixed Income

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Python Software Engineer – Quant Trading Fixed IncomeQuant Capital is urgently looking for a Quant Software Engineer to join our high profile client.rformance figures of 23%. They trade a number of products across equity and commodities in both high and low frequency strategies. They have … best funds globally. They use a combination of proprietary data, superior technology, and aggressive execution to achieve their trading objectives. This Quant Python Software Engineer role is to join a small team running their own Fixed Income Quant strategy; you will be an integral part of this ...

Founding Software Engineer Python - Start-up

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Founding Software Engineer (Python) to £115k Are you an ambitious full stack Software Engineer who thrives in early-stage environments where you can shape both the technology and the product? You could be joining a fast-growing AI start-up as one of its founding … plans, you'll have the chance to make a genuine impact while working alongside experienced founders in a highly collaborative environment. As a Founding Software Engineer, you'll take ownership of the design and development of scalable, cloud-native applications, working across the full software development lifecycle ...

Python Software Engineer

Location
Greater London, England, United Kingdom
looking for a Python Software Engineer to join our Client Success Team. The vision of the Client Success Team is to establish a proactive, client-aligned feedback loop that accelerates high-impact feature delivery for the Validus Horizon platform. By doing so, the team enhances internal efficiency … Client Success Team not just as a support function, but as a strategic driver of product evolution, revenue enablement, and client engagement. As a Python Software Engineer within this team, you will take ownership of small-to-medium scope enhancements from idea to production, driving measurable business ...

Python Software Engineer - Fintech

Hiring Organisation
Run-Time Group Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
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

Location
Greater London, England, United Kingdom
Lead the design, development, testing, and delivery of scientific and engineering software Work with engineers and analysts to turn technical methods and business needs into clear requirements and dependable software Make pragmatic architectural decisions balancing current delivery with long-term maintainability Establish and embed standards for development, testing … documentation, version control, code review, continuous integration, and releases Ensure scientific calculations and results are reproducible, traceable, and verified Document the software, share knowledge, and provide a structured handover to its long-term owner Contribute to other scientific and engineering software projects where required Requirements Professional software ...

Senior Software Engineer, Quant trading - Python, Java, C++

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Senior Software Engineer, Quant trading – Python, JavaLondon (Hybrid)130,000-175,000 + benefits and bonusQuant Capital is urgently looking for a Senior Software Engineer to join our high profile client. My client, a leading player in the global cryptoassets industry, is seeking a talented … Senior Software Engineer to join their dynamic team. This role will be instrumental in building and supporting a diverse technology stack, enabling my client to trade across multiple exchanges and regions with a wide range of strategies. As a Senior Software Engineer, you will work closely ...

Senior Software Engineer, Quant trading - Python, RUST, C++

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Senior Software Engineer, Quant trading – Python, RUST, C++London (Hybrid)150,000-180,000 + 50k bonusQuant Capital is urgently looking for a Senior Software Engineer to join our high profile client. My client, a leading player in the global cryptoassets industry, is seeking a talented … Senior Software Engineer to join their dynamic team. This role will be instrumental in building and supporting a diverse technology stack, enabling my client to trade across multiple exchanges and regions with a wide range of strategies. As a Senior Software Engineer, you will work closely ...

Senior Software Engineer - Python

Location
Greater London, England, United Kingdom
Senior Software Engineer - Python Experian London, United Kingdom We are looking for a Backend Senior Software Engineer to help design, build, and operate backend systems. Reporting into our Engineering Director, you will work on production software used by customers and partners, and your work … will have an impact on the reliability, usability, and evolution of our platform. Responsibilities You will own the full Software Development Lifecycle, from understanding requirements and contributing to design decisions through to implementation, testing, deployment, monitoring, and production support. Design, build, and operate backend services, including APIs, integrations, reporting ...

Python Software Engineer Cyber Security

Hiring Organisation
Client Server
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 Annual
Python Software Engineer/Developer London/WFH to £80k Do you have strong backend Python software development experience? You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from ...

Founding Software Engineer Python - Start-up

Hiring Organisation
Client Server
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Founding Software Engineer (Python) to £115k Are you an ambitious full stack Software Engineer who thrives in early-stage environments where you can shape both the technology and the product? You could be joining a fast-growing AI start-up as one of its founding ...

Senior Software Engineer (SDET, Python)

Location
Greater London, England, United Kingdom
think big, act fearlessly, and create an inclusive environment that drives positive impact to join our team. What you’ll do As a Senior Software Engineer (SDET, Python), you will transform how quality engineering is delivered across Viasat’s terminal and media server software platforms. … will design and build scalable automation frameworks, test platforms, CI/CD solutions, and intelligent engineering tools that improve software quality, engineering productivity, and release confidence. Working across multiple generations of media server software, you will collaborate with global engineering teams to advance automation, establish best practices ...

Senior Backend Software Engineer Python

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Senior Backend Software Engineer/Developer (Python) London/WFH to £120k Are you a technologist with start-up experience looking for your next opportunity? You could be progressing your career at a tech start-up that is producing an AI native data pipelining platform. … Senior Backend Software, you'll own the orchestration engine that controls scheduling, execution, state, retries, concurrency and cancellation, using Python, FastAPI and AWS in a high velocity production environment. You'll design for unpredictable workloads, solving challenges around capacity, back pressure and isolation, while building the AI native ...

Lead Software Engineer Python API

Hiring Organisation
Client Server
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Lead Software Engineer/Developer (Python FastAPI Azure Databricks) London/WFH to £110k Are you a backend focused Software Engineer with strong Python skills combined with technical/team leadership experience? You could be progressing your career in a senior, hands-on role ...

Python Lead Software Engineer - Rates Live Risk & P&L

Location
Greater London, England, United Kingdom
environment is fast-moving and highly collaborative, with strong expectations for production ownership, rapid iteration, and high-quality delivery. Job Responsibilities Build and enhance Python services and applications that power live Rates risk and P&L, with a strong focus on low latency and predictable performance. Partner directly with … automation. Maintain strong engineering standards through code reviews, testing discipline, performance profiling, and clear documentation/runbooks. Required qualifications, capabilities, and skills Strong Python development skills, including writing production-quality code with solid testing and packaging practices. Experience building and operating production services, including production support and incident-driven ...

Backend Software Engineer Python LLM - Finance

Hiring Organisation
Client Server
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 90,000 Annual
Backend Software Engineer/Developer (Python LLM MLOps) London/WFH to £90k Are you an experienced Backend Software Engineer with strong Python skills and a good knowledge of AI, LLMs and agentic coding? You could be progressing your career at a global finance ...