At a Glance
- Tasks: Build and optimise low-latency trading systems using Rust for high-frequency trading.
- Company: Join Flowdesk, a cutting-edge firm at the intersection of finance and technology.
- Benefits: Enjoy 100% health coverage, team events, and a learning budget.
- Other info: Fast-paced environment with opportunities for growth and collaboration.
- Why this job: Make an impact in global finance while working with innovative tech and a dynamic team.
- Qualifications: Hands-on experience in Rust, OMS, and low-level networking required.
The predicted salary is between 60000 - 80000 £ per year.
About Flowdesk
At Flowdesk, we are building the infrastructure powering the next era of global finance. As a full-service digital asset trading and technology firm, we provide liquidity solutions, OTC trading, and market infrastructure that connect digital assets to global markets with institutional-grade precision, transparency, and scale. Flowdesk combines expertise from traditional finance, algorithmic trading, and blockchain technology to deliver always-on trading capabilities across the digital asset ecosystem. Founded in 2020, we have grown into a global team supporting institutions, exchanges, and token issuers worldwide as the financial system evolves toward tokenized markets.
Why join Flowdesk? You'll be joining a company operating at the intersection of finance, technology, and crypto - solving complex market problems, building critical infrastructure, and helping shape how digital assets move globally. We move fast, think long term, and work with a strong ownership mindset across engineering, trading, product, operations, and business teams.
Role Description
Our technology team builds and maintains the low-latency trading infrastructure that powers our operations - from execution engines and exchange connectivity to risk and market data systems. We move fast, operate at scale, and expect our engineers to take direct ownership of production systems that impact live trading P&L.
We are looking for a hands-on Rust engineer to join our High-Frequency Trading team. This is a core technical role focused on the components that sit closest to the market: order management, feed handling, and strategy execution. The successful candidate will have direct experience building these systems in production and will be comfortable working at the systems level – networking, parsing, and latency optimisation.
- Order Management System (OMS) development and maintenance.
- Feed handler design and optimisation - processing market data at high throughput.
- Strategy logic implementation and integration with execution infrastructure.
- Low-level networking code: custom protocol parsing, socket management, kernel bypass techniques.
- Fast parsing pipelines for market data and order flow.
- Exchange connectivity across FIX, WebSocket, and proprietary protocols.
- Latency profiling, benchmarking, and continuous performance improvement.
Requirements
Must Have
- Direct, hands-on experience building OMS, feed handlers, and/or strategy logic in a production environment.
- Strong Rust - the primary language for this role. Experience with both async and non-async (synchronous / bare-metal) Rust is highly valued.
- Low-level networking: socket programming, protocol implementation, latency-aware design.
- Experience writing fast parsing code - binary protocols, custom formats, minimal-copy pipelines.
- FIX protocol and WebSocket connectivity in production.
- Strong understanding of distributed systems and state synchronization.
Preferred
- TradFi or institutional crypto market-making background.
- Experience with kernel bypass networking (DPDK, RDMA, or similar).
- Familiarity with lock-free data structures and wait-free concurrency.
- Options or derivatives experience.
- C++ background - useful where Rust experience is being built.
Location
London (primary preference), Dubai (also open), Remote: considered only for candidates with 1-2+ years at a recognised institutional trading firm.
Person Profile
- Curious and autonomous.
- Highly motivated and results-driven.
- Strong maths and analytical skills.
- Ability to successfully manage multiple tasks in a fast-paced collaborative environment.
- Professional proficiency in English.
Company Culture & Values
- Take Action & Own the Mission.
- Be of Service & Contribute.
- Innovate, Create Value, & Be Courageous.
- Act with Integrity & Respect.
Recruitment Process
Our process is consistent across all engineering roles and is designed to assess genuine technical depth. Candidates should expect the following stages:
- Stage 1: First round interview with a member of our Talent Acquisition team (45 mins).
- Stage 2: Binance take-home assignment, AI-assisted + online technical screen AI-free.
- Stage 3: 30-45 mins with CTO - assessment of system design, technical experience, discussion of AI output.
- Stage 4: Online CoderPad interview with HFT team - Rust focused.
- Stage 5: In-person technical interview covering live-coding, data-structure & algorithms round, and background and goals alignment.
- Stage 6: Round-Up meeting with Head of Talent Strategy.
Benefits
- International environment (English is the main language).
- 100% health coverage.
- Team events and offsites.
- Company Pension scheme.
- Learning and Development budget.
Technology | Quantitative Developer (Low Latency) | London employer: Flowdesk
At Flowdesk, we pride ourselves on being at the forefront of digital finance, offering a dynamic work environment that fosters innovation and collaboration. Our London office is a hub for talented individuals who are passionate about technology and finance, providing ample opportunities for professional growth and development. With a strong emphasis on employee well-being, we offer comprehensive health coverage, a generous learning and development budget, and regular team events to cultivate a vibrant company culture.
StudySmarter Expert Advice🤫
We think this is how you could land Technology | Quantitative Developer (Low Latency) | London
✨Tap into Campus Networks
If you're still in uni, don’t forget to engage with your campus's career services and attend finance-related events. Banks often do presentations and recruitment drives on campus, so put yourself out there and make use of these opportunities to show off your passion for the field.
✨Get Certified
Consider pursuing relevant certifications like the CFA or ACCA while you’re job hunting. They not only beef up your CV but also connect you with professional bodies which can lead to networking opportunities and even job openings in banking and financial services.
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Join finance-focused groups on platforms like LinkedIn and engage in discussions. This can really help you stand out from the crowd, allowing potential employers to see your knowledge and interest in industry trends. Plus, you might stumble upon job postings shared exclusively within the group.
✨Apply Directly and Be Proactive
Don’t shy away from reaching out directly to firms like Flowdesk. Use their websites and apply through them, but also consider following up with a polite email to express your enthusiasm. Being proactive can make a huge difference in getting noticed in the competitive financial services sector.
We think you need these skills to ace Technology | Quantitative Developer (Low Latency) | London
Some tips for your application 🫡
Show Off Your Numbers!:In the banking and financial services world, quantifiable achievements are key. Make sure your CV highlights your grades in relevant subjects, any financial certifications you hold, and specific projects where you've delivered measurable results. Employers love to see how your skills translate into real-world success.
Tailor Your Cover Letter to the Role:When applying for a full-time position, your cover letter should make a direct connection between your experience and the job description. Don't just state your enthusiasm for finance—dive into how your background in banking or financial analysis sets you apart. Let your passion shine through while being specific about what you can bring to Flowdesk.
Include Relevant Financial Software Experience:If you've worked with financial modelling tools or software like Excel, SAP, or specific analytical tools during your studies or internships, bring that up! Highlighting your proficiency can really make your application pop and show you're ready to hit the ground running in a full-time role.
Research and Reflect:Before hitting that 'apply' button on Flowdesk's website, do a little digging. Look up their recent projects, values, and culture. Reflecting their ethos in your application can make a huge difference and show you’re genuinely interested in being part of the team!
How to prepare for a job interview at Flowdesk
✨Brush Up on Financial Analysis Skills
Make sure you're well-versed in financial concepts and analytical techniques relevant to banking and financial services. Get comfortable with tools like Excel for modelling or financial forecasting, as technical questions in this area are common during interviews with Flowdesk.
✨Prepare for Case Studies
Expect to tackle case studies that demonstrate your problem-solving skills in real-world banking scenarios. Familiarise yourself with the types of problems you might face—think risk assessments or investment evaluations—and be ready to articulate your thought process clearly.
✨Show Your Passion for Finance
Since this is a full-time position, employers at Flowdesk will be keen to see your genuine interest in finance. Be prepared to discuss recent industry trends or news articles that excite you, showcasing your enthusiasm and engagement with the field.
✨Network with Industry Professionals
Before your interview, reach out to current or former Flowdesk employees on platforms like LinkedIn. They'll offer unique insights into the company's culture and the interview process, which can give us a delightful edge in showcasing a good fit for the team.
