At a Glance
- Tasks: Develop innovative software solutions that simplify life for customers.
- Company: Join Tesco, a leading tech-savvy supermarket with a collaborative culture.
- Benefits: Enjoy competitive salary, annual bonuses, and generous holiday leave.
- Other info: Flexible working options and a commitment to inclusivity for all applicants.
- Why this job: Make a real impact with cutting-edge technology while growing your career.
- Qualifications: Experience in Java and cloud platforms; familiarity with Agile methodologies is a plus.
The predicted salary is between 63000 - 77000 £ per year.
Senior Software Development Engineers (SDEs) are the creative minds developing the software applications that make life easier for customers.
Responsible for the entire development and support process for a software programme.
Your applications make previously complex tasks simple with the impact ranging from saving time, effort or money to re-defining normal.
About the role
Senior Software Development Engineers (SDEs) are the creative minds developing the software applications that make life easier for customers.
Responsible for the entire development and support process for a software programme.
Your applications make previously complex tasks simple with the impact ranging from saving time, effort or money to re-defining normal.
- You will be responsible for
- While specific responsibilities will evolve with Tesco’s business needs, the role’s key areas of impact include:
- Developing high-quality software solutions, with proficiency in Java (Spring Boot or other frameworks).
- Working with Microsoft Azure and Terraform (Infrastructure as Code) or demonstrating a willingness to learn.
- Implementing and advocating CI/CD best practices for seamless software delivery.
- Maintaining high-quality documentation to support development processes and system design.
- Utilize data-driven decision‑making, balancing short‑term and long‑term goals, and accepting appropriate trade‑offs.
- Apply Tesco architectural standards and best practices, including security‑first thinking and use of tools for vulnerability management and secure coding.
- Ensuring solutions are robust, scalable, and efficient.
- Taking ownership of systems, driving reliability, maintainability, and performance.
- Mentoring and supporting fellow engineers, fostering a culture of growth and collaboration.
- Automating workflows and building tools/scripts to enhance efficiency.
- You will need
- Technology stack we are using
- Experience in delivering Java (or any other JVM language), good to have: JS, Type Script
- Spring Boot or Micronaut
- Azure, Terraform for infrastructure automation
- Microservices
- SQL (Postgre SQL), No SQL databases, e. g. Cosmos DB or Couch DB
- Splunk, x Matters, New Relic etc.
- Git Hub
- Zendesk & JIRA
Requirements
- Solid experience in delivering Java or other JVM languages; familiarity with JS/Type Script is a plus.
- Experience with cloud platforms (Azure, AWS) and infrastructure automation (Terraform).
- Good understanding of SQL (Postgre SQL) and No SQL databases (e. g., Cosmos DB).
- Familiarity with monitoring and alerting tools (Splunk, x Matters, New Relic).
- Experience working with Agile methodologies (Scrum/Kanban)
- Good English communication skills
- Experience in system design
- Experience in taking ownership of a project and leading a team from technical/ project perspective
- Proactive attitude
Whats in it for you?
We’re all about the little helps. That’s why we make sure our Tesco colleague benefits package takes care of you – both in and out of work.
- Annual bonus scheme of up to 20% of base salary.
- Holiday starting at 25 days plus a personal day (plus Bank holidays).
- Private medical insurance.
- 26 weeks maternity and adoption leave (12 months service required at the qualifying date) at full pay, followed by 13 weeks of Statutory Maternity Pay or Statutory Adoption Pay, we also offer 6 weeks fully paid paternity leave.
- Free 24/7 virtual GP service, Employee Assistance Programme (EAP) for you and your family, free access to a range of experts to support your mental wellbeing.
- This information is a shortened summary, refer to our policies for full details.
About Us
You might know us as a supermarket, technology company or even for our award‑winning mobile network.
Truth is, we’re all of those things, and much more.
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.
We always welcome a conversation about flexible working, so talk to us throughout your application about how we can support.
We're proud to be an accredited Disability Confident Leader, where everyone’s welcome.
That’s why we commit to providing a fully inclusive and accessible recruitment process.
If you need support with your application, and if you're interested in joining our team but don't tick every box, don't let that hold you back from applying.
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Senior Software Java Engineer - Customer API in Welwyn Garden City employer: Tesco Technology
At Tesco Technology, we pride ourselves on being an excellent employer that fosters a collaborative and innovative work culture. Our commitment to employee growth is evident through tailored development programmes and opportunities to lead impactful projects in a dynamic environment. Located at the heart of our operations, this role offers unique advantages such as access to cutting-edge technology and the chance to shape pricing strategies that drive real business value.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Software Java Engineer - Customer API in Welwyn Garden City
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Tesco Technology or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Tesco Technology.
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Tesco Technology.
✨Explore Job Boards Specifically for Tech Roles
Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Tesco Technology that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!
We think you need these skills to ace Senior Software Java Engineer - Customer API in Welwyn Garden City
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Tesco Technology.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Tesco Technology and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at Tesco Technology
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Tesco Technology uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
