FX Developer - React C# Fullstack in London

FX Developer - React C# Fullstack in London

London Freelance 60000 - 80000 £ / year (est.) No working from home possible
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At a Glance

  • Tasks: Create high-quality features in a fast-paced trading environment using C# and React.
  • Company: Join a leading tech firm in the finance sector with a collaborative culture.
  • Benefits: Competitive pay, flexible working options, and opportunities for professional growth.
  • Other info: Dynamic role with excellent career advancement potential in a global company.
  • Why this job: Make an impact in finance tech while working with cutting-edge tools and talented teams.
  • Qualifications: Strong C# skills, experience with React, and a passion for problem-solving.

The predicted salary is between 60000 - 80000 £ per year.

Key Responsibilities

  • Deliver high-quality features and enhancements across UI, services, and pricing components
  • Work closely with the Team Lead, Traders, Quants, and other developers to clarify requirements
  • Break down ambiguous or high-level Jira tickets into actionable technical tasks
  • Design pragmatic solutions that balance speed, robustness, and long-term maintainability
  • Participate in code reviews, knowledge sharing, and architectural discussions
  • Support production systems, including participation in the on-call rota
  • Contribute to an inclusive, collaborative team culture

Required Skills & Experience

  • Strong Experience in C# and modern backend development
  • Solid understanding of TypeScript and React
  • Proficiency with PostgreSQL or similar relational databases
  • Experience integrating with quant libraries, pricing engines, or other computational services
  • Ability to operate effectively in a front-office or similarly fast-paced environment
  • Comfortable working with incomplete requirements and driving clarity through discussion
  • Strong communication skills and willingness to engage directly with Trading and Quants
  • Ability to deliver both quick tactical fixes and well-designed strategic solutions

Nice to Have

  • Experience in FX, options, or other derivatives
  • Familiarity with risk systems, valuation concepts, or market data
  • Experience with distributed systems or real-time data processing
  • Prior exposure to global teams and cross-time-zone collaboration

Skills: FX, React, C#, trading, development

FX Developer - React C# Fullstack in London employer: Teksystems

At TEKsystems, we pride ourselves on fostering a dynamic and inclusive work culture that empowers our FX Developers to thrive. Located in the vibrant city of London, we offer competitive benefits, opportunities for professional growth, and a collaborative environment where you can engage directly with traders and quants. Join us to be part of a global network that values innovation and teamwork, ensuring your contributions make a meaningful impact in the fast-paced world of trading technology.

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Contact Details:

Teksystems Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land FX Developer - React C# Fullstack in London

Tip Number 1

Network like a pro! Reach out to your connections in the industry, especially those who work in FX or trading. A friendly chat can lead to insider info about job openings that aren't even advertised yet.

Tip Number 2

Prepare for those technical interviews! Brush up on your C# and React skills, and be ready to discuss your past projects. We all know that hands-on experience speaks volumes, so have some examples ready to showcase your expertise.

Tip Number 3

Don’t underestimate the power of follow-ups! After an interview, drop a quick thank-you email to express your appreciation. It keeps you fresh in their minds and shows your enthusiasm for the role.

Tip Number 4

Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who take the initiative to connect directly with us.

We think you need these skills to ace FX Developer - React C# Fullstack in London

C#
React
TypeScript
PostgreSQL
Integration with quant libraries
Pricing engines
Front-office operations

Some tips for your application 🫡

Tailor Your CV:Make sure your CV is tailored to the FX Developer role. Highlight your experience with C#, React, and any relevant projects that showcase your skills in backend development and UI enhancements.

Showcase Your Communication Skills:Since you'll be working closely with Traders and Quants, it's essential to demonstrate your strong communication skills. Use your application to show how you've effectively collaborated in past roles.

Be Clear About Your Experience:When filling out your application, be clear about your experience with PostgreSQL and any quant libraries. Specific examples can help us understand how you can contribute to our team.

Apply Through Our Website:We encourage you to apply through our website for a smoother process. It helps us keep track of your application and ensures you don’t miss any important updates!

How to prepare for a job interview at Teksystems

Know Your Tech Stack

Make sure you brush up on your C#, React, and TypeScript skills. Be ready to discuss how you've used these technologies in past projects, especially in a fast-paced environment. Highlight any experience with PostgreSQL or similar databases, as this will show you're well-prepared for the role.

Understand the Business Context

Familiarise yourself with FX trading and derivatives. Knowing the basics of how trading works and the role of quant libraries can give you an edge. This understanding will help you engage more effectively with Traders and Quants during the interview.

Prepare for Technical Discussions

Expect to dive into technical details during your interview. Be ready to break down complex problems and discuss how you would approach ambiguous requirements. Practising coding challenges or system design questions can help you feel more confident.

Show Your Collaborative Spirit

Emphasise your ability to work in a team and contribute to a positive culture. Share examples of how you've participated in code reviews or knowledge sharing in the past. Companies value candidates who can communicate well and foster collaboration among team members.