Senior Software Engineer

General information
Job Title: Senior Software Engineer
Ref #: 9440
Location: Edinburgh
Department: BAR - Engineering
Business Area: Engineering
Working time: Full-Time
Date Published: 26-11-2025
Serving our customers, communities, and planet a little better every day.
Salary - Between £51,280 - £60,000 + annual bonus & benefits
Location – Edinburgh, Permanent
Office Attendance - Our roles are hybrid; however, you should be able to travel to our Edinburgh office 2days per week for this position.
Closing Date – Applications close 10th December at 5pm
A chance to thrive
We're looking for a Senior Software Engineer to join our iOS mobile banking app team at Tesco Bank, part of Barclays Bank UK PLC.
This role will involve you directly working on customer-facing journeys and lower-level code within the iOS version of the mobile banking app in addition to CI/CD code to help deliver it.
You'll Have The Opportunity To Work With
  • A largely Swift codebase and encouraged to utilise modern language features such as the async/await syntax, actors and strict concurrency checking
  • Modern frameworks such as SwiftUI and Swift Testing
  • CI/CD tooling such as Jenkins and Fastlane
This role will be pivotal in supporting us deliver new features to our customers and modernise our codebase.
This is a great opportunity to take the next step in your software development career. You'll have the chance to work within a well-established iOS team, bringing and sharing best practice in a widely used app. At Tesco Bank, all ideas are welcome and we appreciate people who can speak up and make a difference.
You'll be working alongside three other senior engineers and the tech lead, who you will be reporting to. There will also be an opportunity to line manage junior engineers.
With a mandatory 6 days a year training time, we make sure that every quarter has time devoted to learning.
There'll be opportunities to learn from and share with our engineering communities of practice through talks and events.
You'll be exposed to the SAFe ways of working and have opportunities to input into how the team can progress and make things better.
What you'll be doing
  • Developing the iOS mobile application using Swift.
  • Collaborating with analysts, POs, UX designers, testers and scrum masters in your working team.
  • Supporting junior engineers and the tech lead in day-to-day activities.
  • Owning the tech debt in the application, helping establish consistent best-practice and finding new ways of improving things.
We Need You To Have
  • A strong grasp of OO principles, SOLID principles, testability, design patterns and anti-patterns.
  • A collaborative, pragmatic mindset and strong critical-thinking faculties.
  • At least 2–3 years mobile development experience.
  • Experience working with both Swift and Objective-C.
And If You Have Any Of These, Even Better
  • Experience working in an agile environment
  • Line management experience
  • Experience working with CI/CD tools such as Jenkins
  • Experience utilising AI effectively in a development environment
We don't expect you to tick every box, and if you feel you hit most of the brief, it's worth exploring to further develop your career here with us.
What's In It For You
  • Prepare for your retirement with our colleague pension scheme.
  • Private Medical Insurance (WL2+) and virtual GP Service 365 days a year.
  • Performance related annual bonus.
  • Indulge in a generous holiday allowance with a minimum of 7.2 weeks, with the opportunity to buy more.
  • Embrace the benefits of our Colleague Clubcard (until March 2026). Enjoy a 10% discount that increase to 15% every payday. As an added perk, we'll give you a second card to share with someone else.
  • Benefit from our family-oriented initiatives, encompassing enhanced maternity leave pay, a shared parental leave policy, and a generous paid paternity leave.
  • A place to get on - take advantage of our ongoing learning opportunities and training, to help you achieve the job and career you want.
Everyone's welcome
We want all our colleagues to always feel welcome and be themselves at Tesco Bank, part of Barclays Bank UK Plc. We're committed to building a more inclusive workplace and celebrating everything that makes colleagues unique, and value the richness and diversity this brings to our business. A more diverse business helps us deliver on our purpose to serve our customers, communities, and planet a little better every day.
How to apply
We value our people and diverse teams and believe the variety of backgrounds and experiences make us stronger to achieve our goals.
Our colleagues are working hybrid, taking time to meet with colleagues in our offices for moments that matter, such as team catch ups, planning meetings and more. If you're interested in finding out more about what a career at Tesco Bank looks like, click apply to find out more!
Why Tesco Bank?
Whether we're helping our customers or looking after our people, you'll find there's a warmth and friendliness to everything we do.
It means we put your wellbeing first and give you bags of support, training and development, so you can build the career that's right for you. It's about looking after each other with the same care that we give to our customers.
We've created an environment where everyone feels included, accepted and welcome. Which means you can bring your whole self to work every day and totally thrive at the same time.
Lovely.
Say hello to life in Tesco Bank.

Job Details

Company
Tesco Bank
Location
Dunfermline, Fife, UK
Hybrid / Remote Options
Employment Type
Full-time
Posted