Staff Engineer (Backend/AI)

Location: London, United Kingdom; hybrid workplace

Company

hirify.global is an AI-driven due diligence and risk intelligence company helping organisations turn manual research into trusted insights.

What you will do

• Own the technical direction and architecture of major platform domains.
• Design and build complex, scalable backend services and systems using Go microservices.
• Lead technical initiatives from design through implementation and drive decisions affecting multiple teams.
• Establish engineering patterns, standards, and best practices across the organisation.
• Address systemic backend challenges involving distributed systems, event-driven architectures, APIs, and observability.
• Mentor engineers, collaborate with engineering leadership, and improve platform reliability, performance, and scalability.

Requirements

• 10+ years of professional software engineering experience.
• Deep expertise in Go, including concurrency, performance optimisation, and advanced patterns.
• Proven experience designing and owning large-scale systems, distributed systems, event-driven architectures, or similarly complex systems.
• Deep understanding of databases, particularly MongoDB or similar NoSQL systems, plus extensive microservices and inter-service communication experience.
• Expert-level Docker and Kubernetes knowledge.
• Experience establishing technical standards and patterns across teams and influencing technical direction at organisational level.
• Strong architectural thinking, pragmatic trade-off evaluation, and the ability to drive initiatives with minimal guidance.
• Track record of mentoring and developing engineers, with excellent communication skills for explaining complex technical concepts.

Nice to have

• Experience with Temporal or similar workflow orchestration systems at scale.
• Deep knowledge of event streaming platforms such as Kafka.
• Experience with LLMs, AI integration, and RAG systems, particularly for investigations.
• Experience with SaaS platforms or B2B products at scale.
• Expertise in Grafana, Prometheus, or similar observability tools.
• Understanding of authorisation, security, multi-tenancy, protobuf, and gRPC.

Culture & Benefits

• Employee shares and equity programme with meaningful ownership in the business.
• Private health insurance and life insurance.
• Unlimited holidays.
• £1,000 annual professional development fund.
• Support for career development, learning, and challenging technical work.