Senior Software Engineer (Hybrid in London)

Senior Software Engineer

Location: London (Hybrid)

Salary: Competitive + Bonus + Benefits

I’m currently working with an exciting and rapidly growing fintech business looking to hire a Senior Software Engineer to join their high‑performing engineering team. This is an opportunity to work on business‑critical platforms that process large volumes of financial data and transactions, helping to build scalable, secure, and highly available systems used by customers across the UK and Europe.

What You’ll Be Doing

• Designing and developing scalable backend applications using Python
• Building and optimising complex SQL queries and database solutions
• Working within Linux‑based production environments
• Developing and maintaining APIs and distributed systems
• Collaborating with product, engineering, and infrastructure teams
• Driving technical improvements and contributing to architectural decisions
• Mentoring engineers and promoting best engineering practices

What we’re looking for

• Strong commercial experience with Python
• 5+ years as a software engineer
• Advanced SQL skills and experience working with large datasets
• Solid Linux systems knowledge
• Previous experience within fintech, banking, payments, trading, lending, or financial services
• Experience building scalable production systems
• Strong understanding of software engineering best practices
• Excellent problem‑solving and communication skills

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