Principal Software Engineer

Company:  La Fosse
Location: London
Closing Date: 16/05/2025
Hours: Full Time
Type: Permanent

Job Description

Principal Software Engineer | London (Hybrid - 3x in office)

up to £140K Salary + Bonus + Benefits


We are seeking a talented and passionate Principal software engineer to join a leading financial services company. Our client is a pioneering player in the pension's space, providing security to pension schemes and millions of members across the UK. With a significant amount of assets under management and a reputation for excellence, this is an exciting opportunity to contribute to the transformation of the industry.


As a Principal, you will play a pivotal role in enhancing and developing critical systems used across various business functions, including trading, operations, actuarial, and finance. You will work closely with other developers, quantitative analysts, and business stakeholders to ensure the smooth running of complex financial systems.


You'll be working within a highly academic senior team, so if you have a natural curiousity and enthusiasm for solving complex problems at pace this could be the role for you!


Key Responsibilities:

  • Collaborate with a team of experienced developers to enhance existing business-critical applications, including trading and risk systems.
  • Design and develop new applications using Python, JavaScript, and SQL Server/PostgreSQL.
  • Work in tandem with quant analysts to ensure maintenance and optimization of a large code base.
  • Engage with cross-functional teams, including Trading, Operations, and Finance, to deliver impactful new features.
  • Contribute to a fast-paced environment while maintaining best practices in software development.



Skills and Experience Required:

  • Excellent academic record, PhD or MSc in Science/Stem subjects.
  • 4+ years of application development experience, within fast-paced environments (e.g. trading, betting/gambling etc).
  • Experience with cloud platforms and DevOps best practices.
  • Strong programming skills in Python, with the ability to work with multiple technologies.
  • Experience with React/JavaScript.
  • Excellent communication skills and the ability to collaborate effectively within a team.


This is a fantastic opportunity to work in a dynamic and fast-growing team that is at the forefront of financial innovation. Please apply now for consideration.

Apply Now
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