https://jobs.co.uk/job/senior-kotlinscala-engineer-arm--6914edb9-25be-4748-b0e9-5c1a89b6a0ec RSS feed for Senior Kotlin/Scala Engineer at ARM. en-gb Wed, 24 Jun 2026 23:08:28 GMT https://jobs.co.uk/job/senior-kotlinscala-engineer-arm--6914edb9-25be-4748-b0e9-5c1a89b6a0ec https://jobs.co.uk/job/senior-kotlinscala-engineer-arm--6914edb9-25be-4748-b0e9-5c1a89b6a0ec Mon, 22 Jun 2026 23:00:00 GMT Location: City of London | Salary: £500 - £600/day Inside IR35 | Type: Contract | Senior Scala / Kotlin Engineer 6-12 months Hybrid - London (2-3 days per week on site) Paying up to -600 per day (Inside IR35) Overview We are supporting a global tier 1 bank on the hire of a Scala / Kotlin Engineer to join a high-performing engineering team delivering business-critical systems. This is a hands-on engineering role focused on building and evolving distributed backend systems in a high-performance environment. You will be working on a distributed calculation engine used for complex index-level computations based on quantitative models. Distributed, manager-worker architecture Built using Scala and Python components High requirements around: o Performance o Accuracy o Security This is a feature development role, not BAU/support, with significant scope to influence system design and evolution. Role Responsibilities Design, build, and evolve core distributed services Deliver high-quality code with strong test coverage and reliability Contribute to secure system design and implementation Work closely with engineers and stakeholders to define solutions Participate in code reviews and technical design discussions Own delivery of complex features end-t... Contract