Head of Data Engineering in London

About Numan

Founded in 2018, we’ve already grown to be a 300+ team distributed across the globe, united by a singular mission: empowering people to take control of their health. Numan is transforming health: we’ve built a cutting-edge platform that integrates diagnostics, medication, supplements, digital programmes, and doctor consultations. Giving people the tools they need to maximise life.

To deliver on our transformative mission, we are guided by our 5 company values:

• Patients first.
• Learn fast.
• Own the quality.
• Succeed together.
• Care deeply.

Backed by top-tier investors, Numan is already having a positive impact on hundreds of thousands of patients here in the UK, and we want you to help us deliver this mission!

The Role:

We are seeking a Head of Data Engineering to join our high-functioning Data & Analytics team (comprising Data Engineers, Analytical Business Partners, and Data Scientists). In this high-impact leadership role, you will take end-to-end accountability, from data ingestion to metric reporting, to deliver business-critical insights across the organisation. Managing two Data Engineers, you will sit at the heartbeat of Numan, balancing hands-on technical contribution with strategic thought leadership. You will serve as the go-to expert for data warehouse design, data modelling best practices, and tool selection. If you are a highly communicative leader who wants to stay close to key decision-making, mentor talent, and drive commercial success, this role is for you.

You'll be:

• Owning and refining the long-term Data Engineering Strategy, aligning it with company objectives and modern technology advances.
• Producing and communicating ambitious quarterly roadmaps, lead the Data QBR process, and establish clear OKRs for yourself and your team.
• Partnering with Lead Engineers, Data Team Heads, regulatory professionals, and external partners (vendors, Google) to ensure alignment and compliance for stakeholders and patients.
• Developing our agentic analytics framework to enable reliable, self-service analytics at scale.
• Collaborating with the Infrastructure team to uphold robust engineering standards and operational workflows.
• Managing orchestration processes for data engineering effectively.
• Integrating and launching new data sources as Numan expands its offering and market footprint.
• Managing relationships with key vendors to maximize value and utility across our toolset.
• Continuously evaluating emerging technologies and providing recommendations on new tooling.
• Ensuring ETL and live reporting processes reliably deliver accurate, timely downstream KPIs.
• Establishing process monitoring systems so the team is 'first to know' when issues arise.
• Implementing metric alerting to track metric shifts, data staleness, and overall data integrity.
• Acting as the company-wide consumption champion, promoting data literacy so every employee can leverage data effectively.
• Building a culture of learning through discoverable documentation, training, helpdesk support, newsletters, and 'lunch and learns.'
• Managing data access controls and security privileges across the entire tech stack.

You'll have:

• Advanced SQL skills at both a production-grade and analytical level within a commercial environment.
• Proven experience extracting, transforming, and loading data across disparate environments.
• Hands-on experience developing data views within major BI tools (e.g., Looker, PowerBI, Tableau, MicroStrategy).
• Experience leading or managing high-functioning technical talent, with a passion for helping team members reach their potential.
• Deep knowledge of Data Engineering best practices and modern consumption-layer design.
• Pragmatic, curious, self-driven, and commercially minded with a track record of delivering measurable impact.

It's a bonus if you have:

• Python skills
• Worked with dbt previously
• LookML skills
• Knowledge of Software development best practices
• Worked in a digital healthcare environment

Our benefits include:

• Share options.
• 25 days holiday, plus bank holidays (increasing to 30 the longer you stay with Numan).
• Health insurance with Vitality.
• Electric car salary sacrifice scheme with Octopus.
• Enhanced maternity and parental leave.
• A day off on your Birthday!
• Nursery benefit provided by YellowNest.
• Employee assistance programme (access to therapy, financial planning and discounts).
• Generous pension (includes both employee and employer contributions).
• Flexible working options, including a dog-friendly office in Farringdon.
• Personal training and development budget via Learnerbly.
• Wellhub membership, giving you access to over 2,000 locations in the UK.
• Cycle to work scheme.
• Season ticket loan.
• Discount on Numan products for your friends and family.
• Paid volunteering days.
• An additional 2 weeks off once you reach your 5th anniversary with Numan.

Diversity at Numan

At Numan, people are at the heart of who we are. We recognise and value the unique perspectives and experiences that individuals from all backgrounds bring. We promote innovation and creativity, enabling us to tackle things from various viewpoints and are committed to equal opportunities and continuously strive to create a workplace where everyone feels respected, heard, and valued. Embracing diversity isn't just our goal; it's our strength, driving us towards a more inclusive future.