Senior Staff Engineer - Agentic

The role

You will own how agents are delivered into the company's Engines and Services. You will work with stakeholders to map processes, design reliable architectures, and lead agents through parallel workstreams.

What you will do

• Work with Engines and Services to map processes and decide what to automate, rebuild or leave alone
• Turn messy requirements into clear architecture and delivery plans
• Weigh competing demands and make explicit trade-offs
• Own architecture across concurrent workstreams including evaluation, access controls, recovery and human approval
• Instrument shipped work to make time saved visible
• Codify recurring business logic into reusable building blocks
• Help teams build and run their own agents through design reviews and shared patterns

Required qualifications

• Worked directly with business stakeholders to define what gets built
• Built and maintained production agentic systems including multi-agent systems and MCP servers
• Depth in RAG including building retrieval systems and comparing approaches
• Systematic evaluation with realistic labelled cases including failure and permission boundaries
• Sound reliability and security judgement regarding permissions, human approval, task state and recovery
• Experience orchestrating several agents in parallel, making architectural calls and reviewing code

Nice to have

• Customer-facing agents that have run in production for months
• A significant internal process transformed with agents on your own initiative
• DevOps or CI/CD workflows moved onto agents
• Advanced retrieval experience, such as graph RAG or agentic RAG

Benefits

• Competitive salary
• Stock options
• 25 days holiday plus public holidays
• Option to swap public holidays
• Birthday off
• Remote first and flexible working
• Up to £1,200 or €1,200 per year for remote setup
• Up to £150 or €150 per month for wellbeing

Before you apply

• First call with Talent Team
• Behavioural interview with Hiring Manager
• Technical interview with the team
• Bar Raiser interview with stakeholders

About the company

tem is a technology company rebuilding the energy transaction to be transparent and fair. They power energy for over 4,000 UK businesses across 8,500+ sites.