At a Glance
- Tasks: Lead the development of high-performance crypto market data systems and ensure reliability.
- Company: Join a cutting-edge firm at the forefront of crypto trading technology.
- Benefits: Competitive salary, flexible working hours, and opportunities for professional growth.
- Other info: Dynamic team environment with mentorship opportunities and career advancement.
- Why this job: Make a real impact in the fast-paced world of crypto trading.
- Qualifications: Experience in low-latency trading infrastructure and strong C++ skills required.
The predicted salary is between 80000 - 100000 £ per year.
As the Crypto Market Feed Handlers Lead, you will be responsible for the architecture, performance, and reliability of systems that ingest, normalize, and distribute market data from exchanges around the world. You will lead the development of high-performance feed handlers and exchange connectivity solutions across centralized and decentralized venues while partnering closely with trading, quantitative research, and engineering teams. Your work will directly impact trading performance by ensuring that market data is accurate, deterministic, resilient, and delivered with minimal latency. This is a hands-on technical leadership role for someone who enjoys solving complex distributed systems challenges, building high-performance software, and driving engineering excellence within a rapidly evolving market.
Locations: New York, London
Responsibilities:
- Own the architecture and technical direction of our crypto feed handler platform.
- Design and build low-latency exchange connectivity solutions across major crypto venues.
- Lead development of systems for market data ingestion, sequencing, normalization, order book construction, and downstream distribution.
- Drive venue onboarding across centralized exchanges (CEXs) and decentralized venues (DEXs).
- Build resilient infrastructure capable of handling fragmented liquidity, inconsistent schemas, and varying levels of data quality across exchanges.
- Develop frameworks for data quality monitoring, gap detection, reconciliation, recovery, and replay.
- Improve latency, throughput, resiliency, and operational stability across a 24/7 production environment.
- Partner closely with traders and quantitative researchers to deliver reliable market data that supports alpha generation and execution.
- Scale systems to support new exchanges, tokens, derivatives, and emerging market structures.
- Mentor and develop engineers while establishing high standards for ownership, reliability, and execution.
- Define technical KPIs and operational metrics that drive continuous improvement.
Qualifications:
- Significant experience building low-latency trading infrastructure in electronic trading, market making, or digital asset environments.
- Strong understanding of crypto exchange architecture and connectivity across venues such as Binance, Coinbase, Deribit, OKX, Bybit, and similar exchanges.
- Expert-level C++ development experience in performance-critical systems.
- Experience with real-time distributed systems, networking, multithreading, concurrency, and memory optimization.
- Strong understanding of order book construction, market data normalization, sequencing, and replay mechanisms.
- Experience working with unreliable or non-deterministic data sources and implementing recovery and reconciliation processes.
- Proven ability to lead technical initiatives and influence engineering direction across teams.
- Track record of delivering production systems with measurable business impact.
- Strong communication skills and the ability to work effectively with engineering, trading, and quantitative research stakeholders.
Preferred:
- Experience building infrastructure for market-making, high-frequency trading, or systematic trading businesses.
- Experience with traditional market data systems and exchange connectivity in equities, futures, options, or FX markets.
- Knowledge of low-latency networking techniques, kernel bypass technologies, and performance optimization strategies.
Crypto Market Feed Handlers Lead employer: Citadel Securities
As a leading player in the crypto market, our company offers an exceptional work environment where innovation and technical excellence thrive. Located in vibrant cities like New York and London, we provide our employees with opportunities for professional growth, mentorship, and collaboration with top-tier talent in trading and engineering. Our commitment to building resilient systems and fostering a culture of continuous improvement ensures that you will have a meaningful impact on the future of digital asset trading.
StudySmarter Expert Advice🤫
We think this is how you could land Crypto Market Feed Handlers Lead
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Citadel Securities or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Citadel Securities.
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Citadel Securities.
✨Explore Job Boards Specifically for Tech Roles
Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Citadel Securities that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!
We think you need these skills to ace Crypto Market Feed Handlers Lead
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Citadel Securities.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Citadel Securities and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at Citadel Securities
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Citadel Securities uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
