Senior Platform Engineer (Infrastructure - Developer Experience & Enablement Platform)

Tesco Poland; Kraków; On-site; PLN 250,000 - 380,000; Full time

Job summary

Tesco Poland is seeking a Senior Platform Engineer to join the DEEP team, shaping the platform that serves hundreds of applications. You will design and implement intelligent capabilities across the stack and guide architecture decisions.

You’ll mentor engineers, promote reliability, and drive adoption of platform tooling. The role blends hands-on engineering with strategic influence, indicating a strong emphasis on end-to-end ownership and collaboration.

Qualifications

• 8+ years of experience building and shipping production-grade infrastructure and/or applications.
• Deep understanding of cloud platforms (Azure, AWS, or GCP) and networking fundamentals (DNS, TLS, ingress).
• Strong expertise in system design and full-stack development.
• Experience with Agile methodologies and cross-functional collaboration.
• Proven ability to own projects end-to-end, from concept to production.
• Excellent communication skills in English.
• Experience mentoring engineers and fostering technical growth.
• A holistic mindset focusing on reliability, performance, developer experience and long-term impact.
• A proactive, self-driven attitude with a focus on delivering meaningful value.

Responsibilities

• Architect and build intelligent platform capabilities, including AI-driven workflows.
• Develop and maintain infrastructure, shared libraries, and tooling.
• Drive platform adoption by attracting new teams.
• Collaborate with product, architecture, programme, and engineering stakeholders to deliver cross-functional solutions.
• Promote engineering excellence through automation, testing, and observability.

Skills

Cloud architecture

Platform engineering

Infrastructure as Code

Networking fundamentals

Full-stack development

Agile methodologies

Mentoring engineers

English communication

Job description

We’re looking for a passionate and experienced Senior Platform Engineer to join our Developer Experience & Enablement Platform (DEEP) team. Within this team, we provide a trusted engineering foundation through reliable platform infrastructure, opinionated libraries and tooling, and clear golden paths.

In this role, you'll design and build new intelligent capabilities of the platform that serves around 100 applications.

This is a high-impact position where you’ll work holistically across the stack, dive into complex technical challenges, and help shape the future of Tesco’s technical landscape.

• Architect and build new intelligent capabilities of the platform, including AI-driven workflows; write RFCs/ADRs and drive technical consensus.


• Develop and maintain infrastructure, shared libraries, and tooling that support engineering teams.


• Drive platform adoption by attracting new teams.


• Collaborate with product, architecture, programme, and engineering stakeholders to deliver cross-functional solutions.


• Promote engineering excellence through advanced engineering practices, automation, testing, and observability.

• 8+ years of experience building and shipping production-grade infrastructure and/or applications.


• Deep understanding of cloud platforms (Azure, AWS, or GCP), infrastructure-as-code and networking fundamentals (DNS, TLS, ingress).


• Strong expertise in system design and full-stack development.


• Experience with Agile methodologies and cross-functional collaboration.


• Proven ability to own projects end-to-end, from concept to production.


• Excellent communication skills in English, with the ability to explain complex topics clearly.


• Experience mentoring engineers and fostering technical growth within teams.


• A holistic mindset — you care about reliability, performance, developer experience, and long-term impact.


• A proactive, self-driven attitude with a focus on delivering meaningful value.

Our colleagues work with one goal in mind, helping to make every day a little better for our customers, colleagues and communities all over the world. No two customers are the same, neither are our colleagues.

At Tesco, we champion a balance that lets you thrive both in and out of work. Spend 60% of your week collaborating with colleagues at our office locations or local sites and the rest remotely. Whether you're just kicking off your career, juggling passions, or navigating big life events, we're here to support you.

Tesco is committed to celebrating diversity and everyone is welcome at Tesco. As a Disability Confident Employer, we’re committed to providing a fully inclusive and accessible recruitment process, allowing candidates the opportunity to thrive and inform us of any reasonable adjustments they may require.

Want to get to know us better? Watch our team talk about our culture – YouTube

What our colleagues like the most at Tesco:

• We develop our own products


• We make an impact; large scale of operation


• Accountability and respect are given to us


• We cooperate and support each other


• There are great colleagues who are divided into small teams here


• We can develop and learn new things

Discover how our colleagues shape Tesco’s tomorrow.