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Software engineer, agents (UK)

WRITER· EPD
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Hybrid (London, UK)Full-timePosted 4w ago

About the role

We’re seeking a highly skilled fullstack software engineer to join our engineering team building advanced AI-driven agent systems that execute autonomous workflows, orchestrate multi-step tasks, and extend human capacity across enterprise applications.

Responsibilities

  • Design, implement, and maintain scalable, secure agent-driven services and systems that autonomously accomplish tasks using modern AI frameworks.
  • Develop and enhance robust infrastructure and high-throughput APIs, focusing on core agent capabilities such as memory, communication channels, skills, intelligent decision logic, security and workflow management.
  • Integrate agent capabilities with backend services, data stores, vector databases, search/retrieval systems, and external APIs.
  • Collaborate with product managers, AI researchers, data engineers, and UX teams to translate high-level agent use cases into robust, production-ready software.
  • Ensure reliability, monitoring, and observability for all agent components (metrics, logging, CI/CD, fault tolerance).
  • Contribute to architectural design decisions and participate in rigorous code reviews to uphold quality and maintainability.

Qualifications

  • 3+ years of professional software engineering experience with strong proficiency (3+ years) in Python in production environments
  • Proficiency in native agentic coding, demonstrated through the daily use of tools like Cursor, Claude Code, and other agentic coding platforms.
  • Demonstrated experience building distributed systems, microservices, or complex backend APIs that support AI/agent workflows.
  • Solid expertise with systems that integrate AI models, agent frameworks (e.g., LangGraph, Agent Harness or platform-specific tooling), vector databases, and large context reasoning services.
  • Understanding of agent orchestration patterns, state management, and asynchronous workflows.
  • Experience with cloud platforms (e.g., AWS, GCP, Azure), containerization (Docker, Kubernetes), and operational engineering best practices.
  • Good grasp of performance optimization, testing frameworks, and CI/CD pipelines.
  • Excellent communication and collaboration skills, with a “connect + challenge + own” mindset.
  • Past work on AI agents that coordinate multi-step actions, reasoning, or autonomous decision-making loops.
  • Contributions to open-source agent toolkits or SDKs.
  • Experience with frontend technologies (React, TypeScript) for tooling around agent management interfaces.

Skills

Required:PythonAgent frameworks and toolingDistributed systems / microservices
Nice to have:Frontend tooling for agent management

Benefits

  • Generous PTO, plus company holidays
  • Comprehensive medical and dental insurance
  • Paid parental leave for all parents (16 weeks)
  • Fertility and family planning support
  • Competitive pension scheme and company contribution
  • Annual work-life stipends for: Wellness stipend for gym, massage/chiropractor, personal training, etc.; Learning and development stipend
  • Company-wide off-sites and team off-sites
  • Competitive compensation and company stock options
Last updated Oct 22, 2026. Interested? Apply on the company site.

About WRITER

End-to-end agent builder platform that unites IT & business

Eliminate silos with an end-to-end agent builder platform, designed for collaboration—without compromise. Build, activate, and supervise agents.

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