Software Engineer - Backend (Colleague Clubcard API)

About the role

The Colleague Clubcard & Pension team builds and runs enterprise grade APIs that power two of Tesco’s flagship colleague benefits: the Colleague Clubcard and the Retirement Savings scheme. We design secure, scalable, and highly reliable services that provide seamless access to colleague benefit data across multiple systems and countries. We operate with a strong DevOps mindset, owning our services end to end through design, development, deployment, and production support.

What is in it for you

Hybrid working

We know life looks a little different for each of us. That’s why at Tesco, we always welcome chats about different flexible working options. Some people are at the start of their careers, some want the freedom to do the things they love. Others are going through life-changing moments like becoming a carer, adapting to parenthood, or something else. So, talk to us throughout your application about how we can support.

This role requires you to be based in or near Kraków, as you will spend 60% (3 days) of your week collaborating with colleagues at our office locations or local sites and the rest remotely.

Our benefits

Tesco is a diverse and exciting employer, dedicated to being #aplacetogeton, providing career-defining opportunities to all of our colleagues. If you choose to join our business, we will provide you with:

• Up to 20% yearly salary bonus – based on both individual and business performance

• Permanent contract from the go – as a sign of our trust in your abilities

• Tax-deductible expenses (IP)

• Private healthcare (LuxMed)

• Cafeteria & Multisport

• Additional 4 days of paid leave to support your well-being and family life

• Increase in annual leave (from 20 to 25 days) for those not yet eligible for the full holiday entitlement

• Learning opportunities – certified technical training and a learning platform (Udemy)

• Back-to-school day – 1 day off for parents of primary school children

• Fertility leave – up to 2 weeks of paid leave for IVF treatment

• Sports activities with a personal trainer in the office

• Referral bonus

• MacBook as your work tool

• PetHelp – support and care for your pets

If that sounds exciting, then we'd love to hear from you.

You will be responsible for

• Design, build, and maintain secure, scalable, and highly reliable backend services that power colleague benefits. 

• Contribute to feature design and technical discussions for services owned by the team, ensuring solutions meet business and compliance requirements. 

• Apply DevOps mindset by owning services end to end, including development, deployment, monitoring, and operational support. 

• Troubleshoot production issues, perform root‑cause analysis, and implement robust long‑term fixes. 

• Communicate progress, risks, and technical insights effectively within the team and wider Tesco stakeholders.

You will need

• 4+ years of hands on experience as a Software Engineer within the JVM ecosystem (Java / Spring Boot). 

• Good understanding of cloud platforms (Azure preferred) and experience with Infrastructure as Code, e.g., Terraform. 

• Solid grasp of software engineering fundamentals, including testing strategies, CI/CD pipelines, version control, and code review practices. 

• Capability to take a business or product requirement and contribute to defining the technical approach. 

• Able to work independently day‑to‑day with minimal guidance. 

• Experience working in an Agile environment (Scrum or Kanban). 

• A proactive mindset, comfortable proposing improvements, identifying risks, and helping shape better ways of working. 

Technology stack we are using:

• Languages: Java 21

• Frameworks: Spring Boot

• Cloud: Azure (AKS/Kubernetes), Terraform

• Architecture: Microservices, DDD, Event Sourcing

• DB: PostgreSQL

• CI/CD: GitHub Actions + ArgoCD

• Monitoring & alerting: Splunk, New Relic

• Testing: Spock

• VCS: GitHub

• Others: Zendesk, JIRA, Miro

About us

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.