Page 3 | Principal Python Software Engineer Jobs

10000+ Available Jobs for "Principal Python Software Engineer"

Jobleads-UK

Python Developer

External

I’m currently working with a leading global quantitative investment firm that is expanding its engineering team in London and looking for talented Python Developers.This is an...

Greater London

Any

Created 2 days ago

GCS

Python Developer

External

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...

Sheffield

Any

Created 24 days ago

Python Developer

Sponsored

Location: Glasgow - 4 days on-site, 1 day remoteStart Date: ASAPContract End Date: April 2027 (with a few to extend for a further 12-months)Daily Rate: £400-£450 per day, Inside...

Cadder

Contract

£400 to £450 /Day

Created 9 days ago

Lyst

Python Developer

External

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 Borough

Any

Created 3 days ago

Opus Recruitment Solutions

Python Developer

External

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 Borough

Any

Created 21 hours ago

Quant Capital

Python Software Engineer – Quant Trading Fixed Income

External

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...

The Borough

Any

Created 2 days ago

McGregor Boyall

Python Developer

External

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

The Borough

Any

Created 3 days ago

Quant Capital

Python Software Engineer – Quant Trading Fixed Income

External

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...

Whitehall

Any

Created 4 days ago

Gleeson Recruitment Group

Software Developer (.Net / Python)

External

Job DescriptionSoftware Developer - C# / .Net / Python£50K - £60K Birmingham based - Hybrid (1 day per week in office)We're working with an innovative technology business looking...

Birmingham

Any

Created 11 days ago

SQUAREPOINT CAPITAL

Junior Software Developer (Python)

External

Please only apply to the one job you feel best fits your skillset and experience. If our team feels you are better suited for another role, we will reach out about the alternate...

The Borough

Any

Created 2 days ago

Netcompany

Senior Software Developer (Python)

External

Company DescriptionJoin Netcompany in leveraging technological innovations to foster societal transformation.Netcompany was awarded 5th position on the esteemed UK Top 50 Best...

The Borough

Any

Created 4 days ago

Netcompany

Senior Software Developer (Python)

External

Company DescriptionJoin Netcompany in leveraging technological innovations to foster societal transformation.Netcompany was awarded 5th position on the esteemed UK Top 50 Best...

Leeds

Any

Created 4 days ago

Spencer Rose Ltd

Senior Python Developer

External

Job DescriptionSenior Python DeveloperWatford, Hertfordshire (Hybrid)£70,000 - £75,000 per annum + Excellent benefitsOn behalf of an industry Leading organisation, I am seeking a...

Watford

Any

Created a month ago

Infosec

Lead Python Developer

External

Job DescriptionOur client, an innovative and rapidly growing business within the Exchange Traded Funds (ETF) sector, is seeking an experienced Lead Python Developer to play a key...

Aldgate

Any

Created 24 days ago

Senior Python Developer

The role:

Develop robust, production-quality Python applications and services

Build tooling and infrastructure supporting quantitative research and systematic trading

Work with large datasets and complex financial/market data

Develop scalable systems, APIs and data pipelines

Collaborate closely with quantitative researchers and software engineers

Solve challenging problems around performance, scalability and reliability

Contribute to architecture and engineering best practices across the platform

What they're looking for:

Strong professional experience with Python

Excellent software engineering fundamentals

Experience building production-quality applications, services or data-intensive systems

Strong understanding of data structures, algorithms and software design

Experience with data processing, distributed systems or high-performance computing is beneficial

Experience within trading, financial markets, quantitative research or another highly technical environment is advantageous, but not essential

If you're a strong Python Engineer interested in working at the intersection of software engineering, quantitative research and systematic trading, I'd be keen to speak.

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