Backend Software Engineer C# .Net SQL - Hedge Fund

Client Server; Greater London; On-site; GBP 162,000 - 198,000; Full time

Benefits offered by this job

Salary up to £180k

Significant bonus earning potential

Fund performance share

Personal training budget

Family-friendly benefits

Private healthcare

Wellness activities

Job summary

A leading technology firm in London seeks a Backend Software Engineer with expertise in C# .NET and SQL. Join a collaborative team to develop algorithmic trading systems, ensuring high performance and scalability. Ideal candidates will have a strong academic record, advanced programming skills, and a thorough understanding of computer science fundamentals. This full-time role offers competitive salary up to £180k and a range of generous benefits.

Qualifications

• Outstanding record of academic achievement with minimum 2.1 in a STEM discipline.
• Advanced C# .NET programming skills including .NET Core.
• Strong knowledge of SQL databases.
• Thorough understanding of Computer Science fundamentals.

Responsibilities

• Collaborate with technologists and finance professionals to develop trading systems.
• Partner with Quant teams to architect valuation and pricing systems.
• Deliver scalable, high-performance streaming compute operations.
• Take ownership and drive projects from day one.

Skills

C# .NET programming

SQL databases

OOP

Data Structures

Design Patterns

Algorithms

Collaboration

Problem solving

Education

2.1 in a STEM discipline

A grades at A-level

Job description

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This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Backend Software Engineer / Developer (C# .NET SQL) – London onsite

This role is offered by Client Server.

• Collaborate with highly intelligent technologists and finance professionals to develop algorithmic trading systems.
• Partner with Quant teams to architect valuation, risk, and pricing systems.
• Deliver massively scalable, high‑performance streaming compute operations.
• Take technical ownership and drive projects from day one.

Location / WFH

Full‑time office based in Soho, London. Facilities include balanced breakfast, lunch, all‑day snacks. Work from home not available.

About you

• You have an outstanding record of academic achievement – minimum 2.1 in a STEM discipline from a top tier university, backed by A grades at A‑level.
• You have advanced C# .NET programming skills including .NET Core (will also consider Java, Python or C++ background if you are happy to use C# going forward).
• You have a strong knowledge of SQL databases.
• You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms.
• You are entrepreneurial with good business acumen, keen to take ownership and lead projects.
• You are collaborative, enjoy problem solving and sharing ideas.

Benefits

• Salary up to £180k
• Significant bonus earning potential
• Fund performance share
• Personal training budget and mentoring
• Family‑friendly benefits including unlimited emergency backup childcare and care for elderly relatives
• Various social groups including sports teams
• Private healthcare and wellness activities

Apply now to find out more about this Backend Software Engineer / Developer (C# .NET SQL) opportunity.

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We’re an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Information Technology and Engineering

Industries

Software Development, Technology, Information and Media, Investment Management

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