Software Engineer Java API AWS

Company: Client Server
Apply for the Software Engineer Java API AWS
Location: London
Job Description:

Software Engineer / Developer (Java API AWS) London / WFH to £90k

Are you a technologist with strong Java backend development skills?

You could be progressing your career working on a financial tech‑for‑good product in a hands‑on Software Engineer role at a scale‑up software house. The platform enables easier money transfer to people in emerging economies, disaster and war zones that do not have access to a bank account; enabling relatives, charities, the UN and UNICEF to get money to remote communities where it is needed most using sophisticated technology.

As a Software Engineer you will collaborate in defining, building, iterating and testing core products including building new features on the payment platform, gateway API and web portal.

There’s a modern tech stack encompassing Java, Kotlin, Python, PostgreSQL, AWS, JavaScript and React; you’ll have a focus on backend development and will have the autonomy to choose the right tool for the job and introduce emerging technologies.

WFH Policy

There’s a hybrid model, you’ll join colleagues in the London City office three days a week with flexibility to work from home the other two.

About you

  • You have strong Java server‑side development experience.
  • You have a good knowledge of AWS.
  • You have a good knowledge of SQL, PostgreSQL ideally.
  • You have experience with Kotlin (or are keen to learn).
  • You have a good knowledge of messaging, Kafka experience is highly desirable.
  • You’re collaborative and keen to work in a start‑up environment.
  • You’re a keen technologist who stays up to date with new and emerging technologies, continually learning and using a range of programming languages.
  • You’re likely to be degree‑educated, Computer Science preferred.

What’s in it for you

  • Salary up to £85k.
  • Pension.
  • Private healthcare.
  • Life assurance and income protection.
  • Tax‑free childcare.

#J-18808-Ljbffr…

Posted: June 23rd, 2026