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Atom Bank • Durham/London/Home-Based

Software Development Engineer in Test (SDET)

Employment type:  Full time
Salary:  £55,000 – £62,000 per annum

Job Description

We’re Atom…

The bank that’s leading the fintech charge!

We’re not like the rest. We’re true innovators, and we’re redefining what a bank should be. Ours is a bank for today and the future, a mobile-first bank. Forget the stuffy branches, with Atom you can bank whenever, wherever, faster, and simpler.

Could you be the next innovator to join us?

What’s it all about?

As a Software Development Engineer in Test (SDET) you are part of our Testing team where you are responsible for building fully automated Functional & Non-Functional tests using the latest test frameworks and tools. Our Technology function is organised into 5 Value Streams, with a Delivery team aligned to each of these, focused on delivering tech change safely and at pace to support our continued growth.

In this role you’ll make a tangible difference to Atom by continuously driving testing efficiencies and effectiveness within the Value Stream Delivery teams, on our journey to become and elite Technology organisation. You’ll collaborate with Platform Engineers to embed automation into build pipelines to support with continuous testing and advise our Software Engineers on Unit Testing best practice to enable shift-left defect detection

In this role you’ll get to shape how we use automation across Technology and continually improve on this as we aim to go from Dev Complete to Delivery as quickly as possible.

What will your ‘typical’ day look like…. (there’s no two days the same in Atom):

You will:

  • Be an advocate of test automation and shift-left best practices
  • Develop, maintain, and execute fully-automated Functional and Non-Functional tests for new or existing features using the latest automation frameworks
  • Design test approaches and perform exploratory testing as required
  • Provide day-to-day hands-on support and maintenance of our automation lab and test tools
  • Support initiatives and providing technical input into driving and implementing changes to our Test Automation and NFT frameworks and methodologies.
  • Build up a domain knowledge of the technical landscape and various systems and applications under test
  • Provide coaching and technical advice to other testers and value stream members including automation best practices.

What do we need from you?

  • Considerable experience in an SDET/Test Automation role
  • Hands on experience in automation testing using automation tools (one of more of Appium, Postman, Selenium, Jenkins, Gitlab)
  • Hands-on experience of creating test automation code for various types of testing (unit, functional, performance, BDD, contract)
  • Excellent knowledge of testing principles, process, methodologies, and test tooling including Jira
  • Ability to interrogate SQL and non-SQL databases
  • Experience of working within an Agile environment
  • A passion for new technology, industry trends and tooling
  • Experience of App and Web (GUI) and back-end microservice testing

What’s in it for you?

  • 4 Day Working Week
  • Flexible/hybrid working
  • Annual Share Option – performance related
  • Incredibly generous company pension scheme (maximum of 13% of Atom input – candidate can put in more)
  • ‘All About Me’ fund: £200 per year to spend on personal development
  • 22.5 days holidays + 8 statutory days (rising by half a day with every 2 years in the company)
  • Private Medical Insurance for you and full family
  • Health Cash Plan – expenses paid on Optical/Dental/other appointments/treatments
  • Life Insurance – 4 times annual salary
  • Critical illness cover – 1 x lump sum annual salary
  • Cycle to work Scheme

Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
4-day week
Sabbaticals
Enhanced maternity leave
Enhanced paternity leave – 4 weeks (inc 2 weeks statutory topped up to full pay)
Adoption leave
Shared parental leave
22.5 days annual leave + bank holidays
Teambuilding days
In house training
Health insurance
Family health insurance
Mental health platform access
Critical Illness Insurance
Buy or sell annual leave
Time off in-lieu
Electric Car Salary Sacrifice
Salary sacrifice
Enhanced pension match/contribution
Referral bonus

Working at Atom Bank

Company employees:

560

Gender diversity (m:f):

59:41

Funding levels:

£500m+

Hiring in countries

United Kingdom

Office Locations

Awards & Accreditations

Mission Driven

Mission Driven

Flexa awards 2025
Most flexible companies

Most flexible companies

Flexa100 2024
Finance & Insurance

Finance & Insurance

Industry awards 2023