1 to 25 of 106 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, Linux, Docker, 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, Linux, Docker, to £600 per day An immediate need has arisen for a Senior Software Engineer with strong Python development experience, to join an innovative technology company. Offered as an initial 3-month contract within IR35, the contract … 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 other software engineers. You will be expected to take ownership ...

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 ...

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 ...

Founding Software Engineer Python - Start-up

Location
Greater London, England, United Kingdom
Founding Software Engineer Python - Start-up London, Greater London | £90k - £115k per year 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 … 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 ...

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 ...

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. ...

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 ...

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 ...

Senior Software Engineer Python AWS - Front Office

Hiring Organisation
Client Server
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Senior Software Engineer/Developer (Python AWS) London/WFH to £130k Are you a Python technologist with experience of Front Office trading environments? You could be progressing your career on the Asset Management side of a global Japanese bank as they expand this product offering … within the UK. As a Senior Software Engineer, you'll design, develop and enhance high performance trading systems and cloud infrastructure that support critical front, middle and back office operations. Collaborating with stakeholders across the business, you'll translate complex requirements into scalable, resilient technology that drives efficiency ...

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 ...

Python Software Engineer, Trading Platform

Location
Greater London, England, United Kingdom
Python Software Engineer, Trading Platform Job Location London Employment type Regular Department Technology Targeted Start Date Immediate DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy … it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. DRW is seeking an exceptional Software Engineer to join a newly created team responsible for designing and developing tools and infrastructure used by Traders and Quantitative Researchers. In this role, you will ...

Senior Software Engineer (Python)

Location
Greater London, England, United Kingdom
SeniorSoftware Engineer (Python) About Anemoi Marine Technologies At Anemoi,we’reon a journey to shake up the maritime industry withcutting-edgeRotor Sail technology. From our headquarters in the UK and production base in China,we’redeveloping and delivering advanced, automated wind-assisted propulsion systems that help shipowners … environment by harnessing the power of wind! About the Role Contract Length: 3 to 6 months Location: London We are looking for an experienced Software Engineer to build on and lead the hands-on development of Anemoi's existing, early-stage scientific and engineering software ...

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 ...

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 ...

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 ...

Senior/Lead AI Software Engineer Java & Python

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£843.00 - £1,000.00 per day
Contract Role – Senior/Lead AI Software Engineer Java & Python x 2 – London/Hybrid – 12 months initial – Inside IR35 PAYE Role Overview: Job Title: Senior/Lead AI Software Engineer Java & Python Location: Hybrid – 4 days onsite per week in London Contract Type … Contract Duration: 12 months initial Rate: £ per day Inside IR35 Strong Java and Python development skills in mission-critical applications required. Proven experience building AI-based solutions in enterprise environments, including both machine learning and generative AI use cases, is highly desirable. Strong understanding ...

Python Software Engineer

Hiring Organisation
VIQU IT
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 - 500 Daily
Python/Applied AI Engineer Contract Duration: 3 months Location: Remote IR35: Inside IR35 VIQU are in need of a Python engineer to support a customer with building an AI Chatbot using Python and LlamaIndex. Key Technologies: Python 3.12+ LlamaIndex/RAG Azure … Foundry/OpenAI Typesense/Vector Search PostgreSQL/Pydantic Plotly Dash Key Duties: Develop and enhance production-grade Python AI applications and chatbot capabilities. Build and improve RAG pipelines, retrieval and document search. Extend LlamaIndex agents, workflows, retrievers and tool-calling capabilities. Integrate LLMs, APIs, databases and structured ...

Python Software Engineer

Hiring Organisation
VIQU IT
Location
London, Covent Garden, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day Inside IR35
Python/Applied AI Engineer – Contract Duration: 3 months Location: Remote IR35: Inside IR35 VIQU are in need of a Python engineer to support a customer with building an AI Chatbot using Python and LlamaIndex. Key Technologies: Python 3.12+ LlamaIndex/RAG Azure … Foundry/OpenAI Typesense/Vector Search PostgreSQL/Pydantic Plotly Dash Key Duties: Develop and enhance production-grade Python AI applications and chatbot capabilities. Build and improve RAG pipelines, retrieval and document search. Extend LlamaIndex agents, workflows, retrievers and tool-calling capabilities. Integrate LLMs, APIs, databases and structured ...

Python Software Engineer

Hiring Organisation
VIQU IT Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £500.00 per day
Python/Applied AI Engineer – Contract Duration: 3 months Location: Remote IR35: Inside IR35 VIQU are in need of a Python engineer to support a customer with building an AI Chatbot using Python and LlamaIndex. Key Technologies: Python 3.12+ LlamaIndex/RAG Azure … Foundry/OpenAI Typesense/Vector Search PostgreSQL/Pydantic Plotly Dash Key Duties: Develop and enhance production-grade Python AI applications and chatbot capabilities. Build and improve RAG pipelines, retrieval and document search. Extend LlamaIndex agents, workflows, retrievers and tool-calling capabilities. Integrate LLMs, APIs, databases and structured ...