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10000+ Available Jobs for "lead python developer fintech"

Client Server

Lead Python Engineer API LLM - Start-up

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Lead Python Engineer / Developer (API LLM Python) to 115kDo you have advanced Python skills combined with tech start-up experience?You could be joining a fast growing AI start-up...

The BoroughWork From Home

Interact Consulting Limited

Python Software Engineer Hybrid working

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Job DescriptionWe're looking for a Python Software Engineer to become the organisation's first dedicated engineering hire. You'll work closely with the CTO and the Data Engineers...

AshbourneWork From Home

17918

Python Software Engineer Hybrid working

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We're looking for a Python Software Engineer to become the organisation's first dedicated engineering hire. You'll work closely with the CTO and the Data Engineers to build...

AshbourneWork From Home

Client Server

Senior Python Software Engineer / Consultant

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Senior Python Developer / Consultant (AWS SaaS) Manchester / WFH to 80kDo you have strong backend Python and AWS skills combined with client facing experience?You could be...

Abbey HeyWork From Home

Millennium Management

Python Software Engineer - Intraday Trading

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Python Software Engineer - Intraday TradingAbout MillenniumMillennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and...

The BoroughAny

RJC Group

Python Developer

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Job DescriptionWe are seeking a skilled Python Engineer to join the expanding Front Office Automation team of a major Commodities Trading company based in London.Working directly...

LondonAny

Hays Technology

Python Developer

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Job DescriptionMy client is a leading financial markets organisation that is looking to hire a Python Developer to support the delivery of next-generation risk analytics and data...

ClerkenwellAny

GCS

Python Developer

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Job DescriptionPython Developer - Banking (Contract until 30/11/2026 with potential extension) Sheffield | Hybrid | 3 days onsite per week A major banking client is seeking a...

SheffieldAny

Lyst

Python Developer

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Company DescriptionLyst is a technology platform that revolutionises the way people shop for fashion. We connect millions of consumers globally with the world’s leading fashion...

The BoroughAny

Opus Recruitment Solutions

Python Developer

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Reference: OG-24Job Type: full timeLocation: London, England, United KingdomSalary: GBP per yearDate Posted: 2026-09-04Expires: 2026-09-18Python Engineer | LLM | Agentic Workflows...

The BoroughAny

Teksystems

Python Developer

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Job DescriptionJob Title: Python Developer (Contract, Hybrid) Job Description Overview We are seeking a Python Developer to join a high-performing regulatory technology team...

ClerkenwellAny

Robert Walters

Python Developer

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Job DescriptionPython DeveloperLocation: GlasgowRole Type: Contract - 12 monthsWork Setup: Hybrid - 3 days in the officeWho We AreRobert Walters is the world's most trusted talent...

GlasgowAny

Python Developer

My client is a leading financial markets organisation that is looking to hire a Python Developer to support the delivery of next-generation risk analytics and data platform...

LambethContract

RJC Group

Python Developer

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Job DescriptionWe are seeking a skilled Python Engineer to join the expanding Front Office Automation team of a major Commodities Trading company based in London.Working directly...

AldgateAny

McGregor Boyall

Python Developer

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125000 - 160000 per annum + bonus + benefits LondonPermanentPython, React, SQL, AWS, Compliance, Market Surveillance McGregor Boyall are partnered with a fast-growing...

The BoroughAny

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Client Server

Lead Python Engineer API LLM - Start-up

Client Server

Work From HomeThe Borough
The Borough
Work From Home
Posted a day ago by Client Server

Job Description

Lead Python Engineer / Developer (API LLM Python) to 115kDo you have advanced Python skills combined with tech start-up experience?You could be joining a fast growing AI start-up as one of its founding engineers, helping to build technology that is transforming compliance and operational efficiency across the NHS and wider regulated industries. With strong backing and ambitious growth plans, you'll have the chance to make a genuine impact while working alongside experienced founders in a highly collaborative environment.As a Lead Python Engineer and founding team member, you'll take ownership of the design and development of scalable, cloud-native applications, working across the full software development lifecycle, from architecture and backend services through to frontend development, CI/CD and deployment on Azure. You'll collaborate closely with the founding team to influence technical direction, solve complex engineering challenges and establish the engineering practices that will underpin the company's future growth.You'll work primarily with Python and TypeScript, leveraging AI technologies to build innovative products that solve real world problems. This is a hands-on role with plenty of autonomy, where you'll have a direct influence on product decisions, architecture and engineering culture.Location / WFH:You'll join the team in London two days a week, with one day a week in Cambridge too (expenses covered) and flexibility to work from home. About you:You enjoy taking ownership and can build software from scratch and iterate quicklyYou have strong technical skills, primarily with Python You have experience with RESTful APIs (they use FastAPI); TypeScript, React and other web technologies such as HTML5, CSS3 would be of benefit You have experience with LLMs and agentic AI, like to get your hands dirty and have a proactive entrepreneurial spiritYou're curious by nature, happy to learn and pick up new things You're keen to work in a start-up environment, comfortable with unstructured environments You're collaborative with great communication skillsYou are degree educated, minimum 2.1 at BSc from a top tier university, Computer Science or closely related discipline preferred, likely to have studied to MSc / PhDWhat's in it for you:Salary to 115kEquityImpactful role with excellent career growth opportunities Apply now to find out more about this Lead Python Engineer / Developer (API LLM Python) opportunity.