Founding Backend Engineer
Job description:
Founding Backend Engineer ========================= * * * Mission ------- QFEX is building a team of founding engineers who can **design, code and own systems** that will soon process **billions of dollars in trading volume** every single day. This is an incredible opportunity to work alongside a **very well-backed** team of builders from some of the biggest financial companies in the world (**Citadel, Kraken, Tower Research Capital**) and change the course of financial history. What You’ll Do -------------- **Reliability & performance** Design fault-tolerant, low-latency, always-available services; write load tests and chaos suites; tune until p99 is boring. **Developer experience** Set up and maintain CI/CD, IaC, monitoring, and on-call processes that future teammates will thank you for. **Technical direction** Evaluate tools, set coding standards, and guide architectural decisions as we scale. **Culture & hiring** Share and receive new knowledge and experiences, set impeccable cultural standards, and help interview the next engineers. What You’ll Need ---------------- * A **STEM degree** from a University that is highly ranked in your home country. * Experience with a **high-performance language** . * **3 - years** building and running high-traffic or real-time production systems. * The desire to create and impose a responsible culture of **tests, metrics, and graceful degradation**. * Impeccable **levels of trust in yourself and others**, including the ability to make **decisions in minutes**, not days. * UK work authorisation and willingness to work **Monday–Friday from our central London office**. ### Bonus points * Fintech, exchange, or low-latency experience. * Experience in **Rust** or similar language * Deep Kubernetes or infrastructure-as-code experience. * Cyber security and compliance know-how. Benefits -------- * Lunch allowance and regular company events. * The ability to grow alongside some of the best minds in fintech, as well as set standards and culture. * Brand-new office near Liverpool Street with top-tier hardware and a stocked kitchen. * 25 days holiday - bank holidays.