Senior Software Engineer, Applied AI
Build and operate backend infrastructure for an AI agent platform, including orchestration, integrations, knowledge and memory systems, and trust and safety controls. The role requires 5+ years of backend experience, practical LLM or agent experience, strong API skills, and ownership in an ambiguous product environment.
About the job
Responsibilities
- Design, build, and own core components of the agent platform, including the orchestration layer and tool integrations with internal systems.
- Build and evolve the capabilities layer, including APIs, data access patterns, and service integrations for agents to execute operational workflows.
- Architect knowledge and memory infrastructure so agents can retrieve data and act across systems.
- Design and implement trust and safety frameworks, including audit trails, human-in-the-loop controls, and guardrails for safe, auditable AI-driven operations.
- Contribute to agent evaluation and testing infrastructure, defining measures for accuracy, reliability, and behavioral regressions.
- Partner with Operations to understand workflows, identify automation opportunities, and translate process knowledge into agent capabilities.
- Mentor other engineers as the team grows.
Requirements
- 5+ years of backend engineering experience building and operating production systems.
- Hands-on experience with LLMs and AI agents, including orchestration, retrieval-augmented generation, tool or function calling, or similar.
- Strong API design and system integration skills.
- Product-minded approach, including questioning requirements and contributing to product decisions.
- Proven ownership of complex projects in ambiguous, early-stage environments.
- Strong backend engineering fundamentals and the ability to design, build, and operate production systems.
- Curiosity and motivation to build practical products using AI and LLMs, particularly agent systems.
Technologies
- Golang
- Ruby on Rails
- JavaScript
- Java
- C#
- Python
- Vue.js
- MySQL
- Kafka
- AWS
- Git
- Memcached
- Redis
- Elasticsearch
- Docker
- Terraform
- Kubernetes
- CircleCI
- Datadog
Compensation
- Base wage range for positions based in the United Kingdom: £132,000–£170,000 per year.
Skills
Go, Ruby on Rails, JavaScript, Java, C#, Python, Vue, MySQL, Kafka, AWS, Redis, Elasticsearch, Docker, Terraform, Kubernetes
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