Principal Python Engineer

Principal Python Engineer

Salary: Up to £130k + bonus

Location: London (3x per week)

I’m working with a global financial organisation that’s investing heavily in its data and cloud technology platform, and they’re looking for a Python Engineer to join their growing Investment Technology team.

You’ll be:

• Building clean, scalable Python back-end systems
• Designing cloud-first solutions in AWS (Lambda, AppSync, DynamoDB)
• Collaborating with data, investment, and engineering teams
• Shaping best practices across CI/CD, DevOps, and agile development

What we’re looking for:

• 5+ years’ experience in software engineering (3+ in Python)
• Needs to have experience within financial services, fintech, or investment tech!
• Strong AWS and data engineering experience
• Solid understanding of APIs, SQL/NoSQL, and modern software design
• A problem-solver who enjoys working closely with the business

If you’re a Python engineer who loves solving complex data challenges in a collaborative, cloud-first environment — drop me a message: daniel.wexler@sourcegroupinternational.com

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