Go Backend Engineering Lead – Compliance & Risk

kast.xyz; Greater London; Hybrid; GBP 110,000 - 160,000; Full time

Job summary

kast.xyz is seeking an Engineering Lead for Backend (Go) to drive the design and scale of our Compliance & Risk Platform in London. You will own backend architecture, deliver scalable APIs, and work closely with Compliance, Product, and Operations.

You will mentor engineers, shape engineering standards, and help grow a high-performing team across global regulatory needs with strong observability and security practices.

Qualifications

• 7+ years of software engineering experience.
• Strong backend engineering expertise, particularly with Go.
• Experience building production-grade APIs and distributed systems.
• Strong understanding of system reliability, security, and auditability.
• Comfortable working cross-functionally with compliance and operational stakeholders.
• Startup mindset with strong ownership and execution ability.
• Experience with cloud infrastructure and modern engineering workflows.

Responsibilities

• Lead the design and development of backend systems powering compliance and risk products.
• Build scalable services and APIs primarily using Go.
• Own technical architecture for compliance‑related systems including onboarding, monitoring, restrictions, and internal tooling.
• Partner closely with Compliance, Risk, AML Ops, and Product teams to translate regulatory requirements into scalable technical solutions.
• Design reliable, auditable, and secure systems with strong observability and operational workflows.
• Improve automation and operational efficiency across compliance processes.
• Mentor engineers and help establish strong engineering standards and backend best practices.
• Participate in hiring and help scale the engineering team.

Skills

Go

Backend engineering

APIs

Distributed systems

Security & auditability

Observability

Cross-functional collaboration

Cloud infrastructure

Tools

AWS/GCP

Kubernetes

Terraform

PostgreSQL

Redis

Job description

kast.xyz is seeking an Engineering Lead for Backend (Go) to drive the design and scale of our Compliance & Risk Platform in London. You will own backend architecture, deliver scalable APIs, and work closely with Compliance, Product, and Operations.

You will mentor engineers, shape engineering standards, and help grow a high-performing team across global regulatory needs with strong observability and security practices.