Senior Software Developer with C#.Net and Fixed Income

Nexus; London; On-site; GBP 60,000 - 75,000; Full time

Job summary

A leading brokerage firm in London is seeking a Senior Software Developer proficient in C#.NET for their dynamic team. The successful candidate will play a crucial role in developing financial trading systems, with significant autonomy and the opportunity to impact the business positively. Applicants should have 3+ years of experience, with a solid understanding of FX instruments and associated technologies.

Qualifications

• Minimum 3 to 5 years experience in C# .NET development.
• Experience in a comparable developer role.
• Understanding of FX trade processing is beneficial.

Responsibilities

• Re-architect and build the in-house middle office platform.
• Develop pricing toolsets and integrate with APIs.
• Maintain existing platforms and support daily operations.

Skills

Microsoft web technologies

Relational databases (SQL Server)

Relationship building

Production-ready software

FIX protocol

FX trade processing

Foreign exchange products knowledge

Education

Computer Science related degree

Job description

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Senior Software Developer with C#.Net and Fixed Income, London

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Client:

Nexus

Location:

London, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

fc37712230c8

Job Views:

4

Posted:

02.06.2025

Expiry Date:

17.07.2025

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Job Description:

Job Description

C# .NET Software Developer with FX and Fixed Income

Our Client is a niche boutique broker specialising in FX.

They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven track record of developing with C# .NET.

The Client would like meet candidates ideally with some understanding Trading Floor projects to include Fixed Income, Risk Management, Swap Options and FX.

You need to be resilient as you will be working closely with traders and developing financial trading systems so an understanding of FX instruments would be very useful.

The Company is a fast growing dynamic brokerage firm, specialising in currency options and interest rate swaps. They are seeking a talented technologist to join the London team.

You will be working in a fast paced, delivery focused environment where you will get the opportunity to make a genuine impact on the business rather than just ‘making up the numbers’.

Initially reporting to the CTO, the successful candidate will become a key member of the global team.

There will be a large amount of autonomy in the role, giving the candidate the opportunity to showcase their development talents,

Responsibilities :-

Re-architecting and building the in-house middle office platform and integrating with a new trading platform.

• Developing pricing toolsets
• Integrating to external reporting/tradeflow and pricing APIs.
• Maintaining the company’s daily operation on the existing platforms.

Essential skills :-

Minimum 3 to 5 years experience of Microsoft web technologies(C#, ASP.NETCore MVC )

• Relational database experience (SQL Server)
• Proactively able to build relationships with stakeholders:- sales, brokers, middle office, external vendors.
• Ability to produce clean, well-written, fully tested production ready software.
• Knowledge of the FIX protocol
• Knowledge of FX trade processing
• Basic knowledge of Foreign exchange products (vanilla/exotic options, fx cash) ( training will be given)

Qualifications: Computer Science related degree preferred At least 3 years experience in a comparable development role.

The Client is based in the City of London.

The salary for this role will be £60K - £75K.

Please do send your CV to us in Word format along with your salary and availability.