Computer Science jobs in United States

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London, United Kingdom

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01.08.2025

15.09.2025

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Backend Software Engineer / Developer (Java C++) London / WFH to £135k

Are you a skilled backend Software Engineer with Java and C++ skills combined with financial trading systems experience?

You could be progressing your career in a senior, hands-on Backend Software Engineer position at the Investment Management arm of a global bank.

As a Backend Software Engineer you will build new (and maintain existing) algorithms and customisations, developing an indepth understanding of the existing algorithmic trading applications, identifying and implementing solutions to optimise performance and maintain low latency. You'll be working primarily with Java but also using C++ (approx. 70/30 split) with a focus on backend development across multiple asset classes.

Location / WFH:

You'll join colleagues in the London, City office with flexibility to work form home once a week.

About you:

• You have strong backend software engineering experience with both Java and C++
• You have a strong knowledge of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms
• You have experience within a similar financial trading systems environment
• You are collaborative with excellent communication skills
• You are degree educated in Computer Science or similar STEM discipline, having achieved a 2.1 or above from a Russel Group university

What's in it for you:

As a Backend Software Engineer / Developer (Java C++) you will receive a competitive package:

• Salary to £135k
• Bonus
• A range of flexible benefits including Health and Dental care, Critical Illness cover, Employee Assistance Programme, Emergency Dependant care, Life Assurance and more
• Perks such as shopping discounts and ability to work from home one day a week