Python Software Engineer

🔒 Confidential Employer
Posted 7 May 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
SALARY
£150,000 / year
CATEGORY
Software Engineering
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

Python RESTful APIs SQL Apache Spark Apache Kafka Distributed Systems Backend Development Financial Technology

FULL DESCRIPTION

Python Software Engineer

[Employer hidden — sign up to reveal] is recruiting for a leading fintech client. This is a permanent, on-site role in London with a salary of up to £150,000 per annum plus bonus and benefits.

The Role

We’re partnering with a prominent technology-driven finance firm seeking a skilled Python Developer to join their London engineering team. This is a chance to work alongside top-tier technologists from leading tech and trading backgrounds on some of the most advanced software in the financial sector.

You’ll contribute to building one of the most scalable and high-performance data platforms globally, taking part in the full software development lifecycle and having a real impact on both technology and business outcomes.

Responsibilities

  • Develop and maintain backend systems using Python, focusing on performance and scalability
  • Build and integrate RESTful microservices within a complex distributed architecture
  • Work with large-scale data sets, leveraging SQL and big data tools (e.g., Spark, Kafka)
  • Influence system design and contribute to the technical roadmap
  • Collaborate closely with a highly skilled engineering team to deliver innovative solutions

Requirements

  • Strong commercial experience with Python (2+ years)
  • Hands-on experience building and consuming RESTful services
  • Solid SQL skills and familiarity with large-scale data processing
  • Knowledge of big data technologies such as Spark and Kafka
  • Experience in finance is preferred, but not essential
  • Strong academic background, ideally in Computer Science or a related discipline

Apply

If this opportunity excites you, apply now via the form below or reach out for a confidential discussion — interviews are happening immediately.

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