Backend Developer Go Node Pub/Sub
Summary
Backend engineer on the core real-time messaging platform team, designing and scaling Pub/Sub, event-driven distributed systems in Go or Node.js (Kafka, RabbitMQ, NATS), improving latency and reliability, and working in an AI-first environment. Remote/hybrid with monthly meetups at the North London office.
Salary: £40,000 - 70,000 per year
Requirements:
- Strong backend development experience with Go, Node.js or another modern server-side language
- Experience building or operating distributed systems, messaging platforms, event-driven architectures or streaming technologies
- Understanding of scalability, concurrency, performance optimisation and fault tolerant system design
- Experience with Pub / Sub messaging
- Ability to solve complex technical challenges and deliver high quality, production-ready software
- Comfort working autonomously in a fast-paced engineering environment
- Openness to using modern AI development tools while maintaining a strong focus on engineering quality
- Experience with Kafka, RabbitMQ, NATS, streaming systems, developer platforms or cloud infrastructure is highly advantageous
Responsibilities:
- Join our team responsible for the core messaging platform that underpins our real-time infrastructure
- Design and build new platform capabilities for highly scalable distributed systems
- Improve performance and reliability across our platform
- Solve complex engineering problems at scale
- Contribute to low latency messaging, Pub / Sub services, state synchronisation and next-generation AI communication infrastructure
- Deliver production-grade software used by developers around the globe
- Work in an AI-first engineering environment, leveraging modern AI tools to accelerate development while retaining ownership of architecture, code quality and technical decision-making
Technologies:
- AI
- Backend
- Cloud
- Support
- Kafka
- NATS
- RabbitMQ
- Slack
- NodeJS
- Golang
More:
We are a high growth technology company whose messaging platform powers millions of real-time interactions for developers and businesses worldwide. You can work remotely or hybrid, collaborating via Slack and meeting the team at our dog-friendly office in North London around once a month for tech talks, lunch and learn events, and more. We offer a competitive salary up to 120k plus equity, an EMI share option scheme, 28 days annual leave, enhanced maternity and parental leave, your choice of kit and home-station setup, a personal learning and development budget of 1000 per year plus 5% time for your own projects, BUPA health insurance with dental and mental health support, pension, life assurance, income protection, a fully paid one-month sabbatical after five years service, gym subsidies, a cycle to work scheme, and more.
last updated 36 week of 2026