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iO Associates

Python Engineer

iO Associates
United Kingdom · Full-time · Not Applicable

Title: Python Engineer

Salary: Up to £60,000

Location: Bristol (On-site)

Are you a Python Engineer looking to work on complex, high-impact data problems in a fast-moving and innovative sector?

I'm working with a market-leading trading firm at the heart of the UK's energy transition. They use advanced forecasting and trading technology to help balance the National Grid, playing a crucial role in supporting the UK's decarbonisation efforts.

This is a small, highly skilled team where technology and trading go hand in hand. You'll be building and optimising the internal data infrastructure that powers critical trading decisions. This is a hands-on role with real impact, and your work will be used daily by traders and data scientists.

What they're looking for:

  • Strong skills in Python and SQL

  • Experience building end-to-end data pipelines (streaming or batch)

  • Solid understanding of AWS (EC2, ECS, RDS, S3)

  • 2+ years of relevant experience in data engineering

  • Great communication skills - comfortable collaborating with traders, devs, and data scientists

  • Happy to work onsite in central Bristol most of the time

Nice to have:

  • Experience in trading, betting or energy markets

  • AWS data engineering tools, Docker, DevOps or Apache suite

  • Analytical background and data modelling experience

Why this role?

  • Private medical, dental & life assurance

  • 30 days annual leave + public holidays

  • Cycle-to-Work scheme

  • Annual company ski trips & regular socials

  • Further training & development opportunities

  • Direct access to leadership - no red tap

This is a brilliant opportunity to work with cutting-edge data systems that directly impact trading strategy in a company where your ideas will be heard and your work will make a difference.

If you're interested in this role, or know someone who would be, then please apply to this role and reach out to a. methula@io associates.co. uk

Key Skills

Ranked by relevance

python docker devops apache aws ecs
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Posted
May 16, 2026
Type
Full-time
Level
Not Applicable
Location
Bristol

Industries

Data Infrastructure Analytics

Categories

Information Technology

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