Principal AI Engineer

Reposted One Month Ago
Be an Early Applicant
Manchester, Greater Manchester, England, GBR
Hybrid
76K-114K Annually
Senior level
Cloud • Information Technology • On-Demand • Software
The Role
As a Senior Staff Software Engineer, you'll lead technical architecture on the Maia team, drive AI feature development, mentor engineers, and collaborate on product vision within a fast-paced, evolving environment.
Summary Generated by Built In

Are you ready to shape the future of data?

Matillion is the company behind Maia, the AI Data Automation platform. 

In the AI economy, demand for data is exploding. Manual data engineering can’t keep up. Maia fixes that by combining 15 years of data expertise with agentic AI to eliminate the manual work that slows data teams down. Organisations like Cisco, DocuSign, and Slack are already using it to deliver real business impact, faster.

We started in Manchester and now we’re global - with teams across the UK, US and India.

We are driven, curious, energetic people who move fast, think big and hold ourselves to a high standard. We’re here to make a dent in the universe bigger than ourselves. And we’re looking for people who want to be part of it.


About the role

As a Principal Engineer on our Maia AI team, you'll be at the heart of everything we do: designing agentic AI systems, leveraging evals to continually validate their performance as model capabilities evolve, 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.

You'll be driving architecture, mentoring engineers, and feeding into strategy. Things move quickly here. Requirements evolve, new opportunities emerge, and we need someone who thrives in that environment. If you have been working on Agentic AI projects and taking them into production environments – and you want to do that at scale in a world-class engineering team – this is the role for you.

 

What you will be doing

  • Lead technical architecture and design for the Maia team - working within a squad 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 Maia 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

What we are looking for

  • Proven experience working on agentic AI systems - you understand how they differ from traditional systems, you've built and led features in this space, and you have a point of view on how to test and scale them
  • Deep programming background, ideally with Java, combined with hands-on experience building scalable distributed systems on AWS - you write great code and think seriously about architecture
  • Technical leadership experience - you've been a tech lead, influenced architecture decisions, and helped other engineers grow; you can communicate complex concepts to non-technical stakeholders without breaking a sweat
  • Full stack capability is a strong plus - particularly React, TypeScript, and Tailwind - and familiarity with frameworks like Langchain or Langgraph would be welcome
  • Adaptable and fast-moving - you thrive in an environment where requirements evolve, you're comfortable with ambiguity, and you have a genuine bias for action when it comes to adopting and championing new technologies

More about Matillion

We operate a flexible working culture that promotes work-life balance, with benefits including:

  • Company Equity

  • 30 days holiday + bank holiday

  • 5 days paid volunteering leave

  • Private Health Insurance

  • Life Insurance

  • Pension

  • Access to mental health support

Your Safety

Matillion recruiters will only contact you from @matillion.com email addresses. We occasionally work with trusted recruiting partners; they will always tell you they are working on our behalf. We will never ask for money, fees, or bank details at any point in the hiring process. If something feels off, trust that instinct. Don't click any links. Go straight to matillion.com/careers to verify open roles or reach us at [email protected].

Want to know more?

Don't tick every box? Apply anyway. We hire for potential, not just experience. A member of our Talent Acquisition team will be in touch.

Cannot find anything suitable role right now? We still want to hear from you. Drop us a line at [email protected].

Find out more about life on #TeamGreen here. 

Matillion is an equal opportunity employer. We celebrate diversity and we are committed to creating an inclusive environment for all of our team. Matillion prohibits discrimination and harassment of any type. Matillion does not discriminate on the basis of race, colour, religion, age, sex, national origin, disability status, genetics, sexual orientation, gender identity or expression, or any other characteristic protected by law. 

Skills Required

  • Deep Java expertise
  • Experience building scalable distributed systems on AWS
  • Proven experience working on agentic AI systems
  • Technical leadership experience
  • Full stack capability with React, TypeScript, and Tailwind

Matillion Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Matillion and has not been reviewed or approved by Matillion.

  • Flexible Benefits — Flexible or remote work arrangements are frequently cited alongside solid tech stack mentions, indicating adaptable policies that support work-life balance. Feedback suggests these arrangements are a consistent strength across regions.
  • Leave & Time Off Breadth — Generous PTO, volunteer days, and sabbatical options are highlighted as standout elements of the package. Feedback suggests time-off policies compare favorably with typical industry offerings.
  • Equity Value & Accessibility — Equity or stock options are noted as a meaningful component, particularly appreciated in certain roles. Feedback suggests equity contributes positively to perceived total compensation.

Matillion Insights

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The Company
HQ: Manchester
450 Employees
Year Founded: 2011

What We Do

We help teams get data business-ready, faster, accelerating time-to-value and increasing the impact data can have. Our platform helps organisations that want to be data-driven to connect their data, shape it into business-ready formats, and get all this done faster with the cloud. We have a series of services that help teams load, transform, synchronise, and orchestrate their data, built on top of a cloud that ties everything together from end to end.

Why Work With Us

Matillion has fostered a culture that is collaborative, fast-paced, ambitious, and transparent; an environment where people genuinely care about colleagues and communities. We have 6 values by which we live and breathe. We are collaborative, passionate, honourable, and genuinely care about each other and the communities in which we live and work.

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