Location
London, London, United Kingdom
Posted
July 20, 2026
Job Description
Senior JVM Software Engineer (Scala/Java)
6-12-month contract - Inside IR35 - up to £600 per day
London based - hybrid working - 2-3 days onsite
Finance sector - must have previous experience
Overview
Our client is seeking a Senior Software Engineer to join a team building a distributed calculation engine used to calculate financial indices and quantitative models. This is a business-critical platform operating within a high-performance financial services environment.
This is primarily a backend engineering role, focused on designing and building new functionality rather than support or maintenance.
Skills & Experience
Strong senior-level software engineering background
Significant commercial experience with JVM technologies (Scala or Java)
Experience building complex backend or distributed systems
Strong understanding of software engineering fundamentals, including:
Concurrency
Testing
Design patterns
Cle...
6-12-month contract - Inside IR35 - up to £600 per day
London based - hybrid working - 2-3 days onsite
Finance sector - must have previous experience
Overview
Our client is seeking a Senior Software Engineer to join a team building a distributed calculation engine used to calculate financial indices and quantitative models. This is a business-critical platform operating within a high-performance financial services environment.
This is primarily a backend engineering role, focused on designing and building new functionality rather than support or maintenance.
Skills & Experience
Strong senior-level software engineering background
Significant commercial experience with JVM technologies (Scala or Java)
Experience building complex backend or distributed systems
Strong understanding of software engineering fundamentals, including:
Concurrency
Testing
Design patterns
Cle...