Back End Developer in London

Back End Developer in London

London Full-Time 36000 - 60000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Join a fintech startup to build a next-gen trading platform and shape core architecture.
  • Company: High-growth fintech startup backed by top-tier Silicon Valley investors.
  • Benefits: Competitive salary, equity options, and the chance to work with industry experts.
  • Why this job: Be part of a founding team and redefine how modern markets operate.
  • Qualifications: 3+ years in high-performance languages and real-time trading systems.
  • Other info: Opportunity for significant career growth in a dynamic environment.

The predicted salary is between 36000 - 60000 £ per year.

Join a high-growth fintech startup transforming global markets. Our client is an early-stage, well-funded fintech venture building a next-generation trading platform that brings 24/7 access, advanced leverage, and cutting-edge performance to traditional financial assets. Backed by top-tier Silicon Valley investors, they are reimagining how modern markets should operate — and they are looking for a founding engineer to shape the core architecture from day one.

This is a rare chance to join a technical founding team with backgrounds in quant trading, HFT, and world-leading financial institutions. You will work on real-time systems where microseconds matter, write software that must never go down, and set the engineering standards that future hires will inherit.

If you want to build something truly category-defining — this is it.

What You’ll Need
  • Proven experience with high-performance languages (Rust, C, C++)
  • 3+ years working on real-time trading systems, exchanges, or HFT platforms
  • Ideally a strong STEM degree from a top-ranked university (or equivalent academic excellence)
Bonus Points
  • Fintech, exchange, or low-latency engineering experience
  • Expertise with Rust
  • Deep knowledge of Kubernetes, infrastructure-as-code, or distributed systems

Back End Developer in London employer: Cornucopia IT Resourcing

Join a pioneering fintech startup in London that is redefining global trading markets. As a Back End Developer, you'll be part of a dynamic team backed by leading Silicon Valley investors, offering a collaborative work culture that prioritises innovation and technical excellence. With ample opportunities for professional growth and the chance to influence the architecture of a cutting-edge platform, this role promises a rewarding career in a fast-paced environment where your contributions will directly impact the future of finance.
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Contact Detail:

Cornucopia IT Resourcing Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Back End Developer in London

✨Tip Number 1

Network like a pro! Reach out to folks in the fintech space, especially those who are already working at startups. Use platforms like LinkedIn to connect and engage with them — you never know who might have a lead on that perfect Back End Developer role.

✨Tip Number 2

Show off your skills! Create a portfolio showcasing your projects, especially those involving high-performance languages like Rust or C++. This will give potential employers a taste of what you can do and set you apart from the crowd.

✨Tip Number 3

Prepare for technical interviews by brushing up on real-time trading systems and low-latency engineering concepts. Practice coding challenges and system design questions that reflect the demands of the role — it’s all about demonstrating your expertise!

✨Tip Number 4

Don’t forget to apply through our website! We’re always on the lookout for talented individuals like you. Plus, it gives you a direct line to our hiring team, making it easier for us to spot your application and get you in for an interview.

We think you need these skills to ace Back End Developer in London

High-Performance Programming Languages (Rust, C, C++)
Real-Time Trading Systems
HFT Platforms
STEM Degree
Fintech Experience
Exchange Engineering
Low-Latency Engineering
Kubernetes
Infrastructure-as-Code
Distributed Systems

Some tips for your application 🫡

Tailor Your CV: Make sure your CV is tailored to the Back End Developer role. Highlight your experience with high-performance languages like Rust, C, or C++, and any relevant work on real-time trading systems. We want to see how your skills align with what we're building!

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Share your passion for fintech and explain why you’re excited about joining our founding team. Let us know how your background in quant trading or HFT can contribute to our mission.

Showcase Your Projects: If you've worked on any projects related to low-latency engineering or distributed systems, make sure to showcase them. We love seeing practical examples of your work that demonstrate your expertise and problem-solving skills.

Apply Through Our Website: We encourage you to apply through our website for a smoother application process. It helps us keep everything organised and ensures your application gets the attention it deserves. We can't wait to hear from you!

How to prepare for a job interview at Cornucopia IT Resourcing

✨Know Your Tech Inside Out

Make sure you brush up on your knowledge of high-performance languages like Rust, C, and C++. Be ready to discuss your experience with real-time trading systems and how you've tackled challenges in those environments. This is your chance to showcase your technical prowess!

✨Understand the Fintech Landscape

Familiarise yourself with the current trends in fintech and trading platforms. Knowing what’s happening in the industry will not only impress your interviewers but also help you understand the company’s vision and how you can contribute to it.

✨Prepare for Problem-Solving Questions

Expect to face some tricky problem-solving scenarios during the interview. Practice coding challenges that focus on low-latency systems and real-time data processing. This will help you demonstrate your analytical skills and ability to think on your feet.

✨Showcase Your Team Spirit

As a founding engineer, you'll be part of a tight-knit team. Be prepared to discuss your previous experiences working collaboratively on projects. Highlight how you’ve contributed to team success and how you can help shape the engineering culture at this startup.

Back End Developer in London
Cornucopia IT Resourcing
Location: London

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