Senior Backend Engineer: Golang, Kafka, gRPC, microservices, GCP, MongoDB

⚙️ Series A startup: FinTech X Generative AI

💷 Package: £80k - £100k Salary + Equity

📍 Hybrid-Remote: 2 or 3 days a week in the London office (Kings Cross)

We're partnered with one of the most ambitious AI startups in London, and they’re quickly becoming one of the leaders in the intersection of Generative AI and Finance 💸

The vision? Replace clunky PDFs, fragmented data, and manual analysis with multi-agent AI systems that read, reason, and cite financial insights. They've created an AI-driven tool to help analysts do their job more efficiently.

In this role you will:

• Work in the development and maintenance of microservices, primarily in Go
• Build APIs & integrate using gRPC and Kafka, with a focus on scalability
• Work on Kafka message-driven systems to ensure smooth data streams between microservices
• Collaborate with Data to integrate and manage data storage and retrieval
• Deploy, monitor & maintain services on GCP
• Collaborate closely with AI, Frontend & Product teams to integrate new features into the microservices ecosystem

What they’re looking for:

• 4+ years experience writing production-grade code. 3+ years with Go
• A solid level of understanding of async, multithreading & concurrency/parallelism
• Have a solid understanding of gRPC and building code for microservices-based architectures
• Familiarity with building and maintaining REST APIs
• Proficient in using non-relational databases (ideally MongoDB)
• Have experience with Kafka or similar message brokers
• Have had exposure to CI/CD environments, utilising containers with Docker and orchestrating microservices with tools like Kubernetes
• Have a good understanding of software engineering best practices (standardised practices, version control, testing, code review, etc.)