Software Development Engineer II

Salary: £36,000 - 76,000 per year

Requirements:

• Strong Java backend experience
• Experience building microservices and APIs
• Understanding of event-driven systems
• Familiarity with stream processing concepts
• Knowledge of distributed systems
• Strong communication and teamwork skills
• Interest in data-driven personalisation systems
• Experience with Apache Flink and Apache Beam
• Experience with Kafka
• Familiarity with Apache Camel
• Experience with NoSQL databases (Cassandra, DynamoDB) and Redis
• Cloud experience (GCP or AWS)
• Docker and Kubernetes
• ML model serving or feature stores
• A/B testing platforms
• Terraform or infrastructure as code
• Performance and scalability optimisation

Responsibilities:

• Building low-latency, high-throughput services for personalisation
• Developing Java / Spring Boot microservices with REST/gRPC APIs
• Working with Kafka and event-driven architectures
• Building pipelines using Apache Flink and Apache Beam
• Integrating ML models and feature stores
• Working with NoSQL databases and Redis caching
• Using Apache Camel for integration where required
• Collaborating with product, data science, and analytics teams
• Writing automated tests and improving reliability
• Monitoring systems using New Relic, Splunk, and metrics platforms
• Supporting CI/CD pipelines and deployments
• Contributing to experimentation (A/B testing)

Technologies:

• AWS
• Apache Camel
• Backend
• CI/CD
• Cloud
• Cassandra
• Docker
• Flink
• GCP
• Support
• Java
• Kafka
• Kubernetes
• Machine Learning
• Mobile
• Model Serving
• Network
• NoSQL
• REST
• Redis
• Splunk
• Spring
• Spring Boot
• Terraform
• Web
• gRPC
• microservices

More:

We are Tesco, a supermarket, technology company, and award-winning mobile network, working to make every day a little better for our customers, colleagues, and communities. Our Personalisation team builds technology that powers real-time recommendations, offers, targeting, and experimentation across web, mobile, and in-store channels, using real-time data, machine learning, and large-scale distributed systems. This role is based in London on a hybrid pattern, with 60% of your week spent collaborating with colleagues at our office locations or local sites and the rest remote. We offer a colleague benefits package including an annual bonus scheme of up to 20% of base salary, holiday starting at 25 days plus a personal day and bank holidays, private medical insurance, maternity, adoption, and paternity leave, free 24/7 virtual GP service, and an Employee Assistance Programme. We also support flexible working and provide a fully inclusive and accessible recruitment process.

last updated 34 week of 2026