Senior Staff Software Engineer

Matillion is the company behind Maia, the AI Data Automation platform. As a Senior Staff Software Engineer on our Maia team, you'll be at the heart of everything we do: working on agentic AI systems, building new tools and integrations, and staying finger-on-the-pulse with the latest developments in Gen AI. This isn't BAU engineering - this is high-visibility, high-impact work where your decisions shape the product.

Responsibilities

Lead technical architecture and design for the Maia team - working across two squads to define direction, validate proposals, and ensure we're building scalable, maintainable software at pace; Drive agentic AI feature development - building new tools, integrations, and workflows that push the boundaries of what our Data Productivity Cloud can do; Stay ahead of the curve on Gen AI developments - trialling new models, tools, and approaches, feeding insights into team strategy and championing new ways of working; Act as technical mentor and coach to engineers across the team - raising the bar through code reviews, design input, and hands-on guidance; Collaborate closely with our Product Manager and Data Science team to translate product vision into technical reality, balancing innovation with code quality and delivery pace

Requirements

Deep Java expertise combined with hands-on experience building scalable distributed systems on AWS; Proven experience working on agentic AI systems; Technical leadership experience - you've been a tech lead, influenced architecture decisions, and helped other engineers grow; Adaptable and fast-moving - you thrive in an environment where requirements evolve, are comfortable with ambiguity, and have a genuine bias for action

Nice to have

Full stack capability - particularly React, TypeScript, and Tailwind; Familiarity with frameworks like Langchain or Langgraph

Benefits

Flexible working culture; Company Equity; 30 days holiday + bank holiday; 5 days paid volunteering leave; Private Health Insurance; Life Insurance; Pension; Access to mental health support