Senior Scala Software Engineer
Confirmed on the employer's own hiring board on Oct 3, 2026. First seen by Alion on Oct 1, 2026.
Architus specialises in connecting leading UK and US businesses with top EU engineering talent, helping build high-performing technology teams and establish presence overseas. With offices in London and Vilnius, Architus has a strong track-record and impressive list of clients such as Invesco, Tide, Capital Group, Schroders, BNP Paribas, and HSBC.
The Opportunity
Architus is partnering with a leading UK energy company to help build a significant presence in Lithuania. With a reputation for innovation, the company is tackling some of the world’s most pressing problems by creating better energy systems for the planet and for everyone on it.
This is an exciting time to join, as the company is expanding rapidly and offers numerous opportunities for professional development. You will be part of a passionate team dedicated to making a tangible difference in the world through cutting-edge technology, all driven by a dynamic and entrepreneurial spirit.
About the Team
You'll be joining a small, cross-functional engineering team responsible for the platform that powers every customer onboarding journey across multiple digital channels. The team builds and maintains business-critical, highly available services with a strong focus on reliability, scalability and software quality. You'll collaborate closely with engineers, Product and Business Analysis colleagues while working on systems that support millions of customers.
What You’ll Be Doing
As a Senior Scala Engineer, you'll design, build and maintain high-performance backend services that support large-scale customer journeys. Working in a small, autonomous engineering team, you'll take ownership of delivering production-ready solutions, solve complex technical challenges, and contribute across the full software development lifecycle.
You'll develop modern Scala applications using functional programming principles, collaborate closely with engineers and product stakeholders, and help ensure the reliability and scalability of business-critical services running on Google Cloud Platform.
Requirements
- Strong commercial experience developing backend applications in Scala.
- Strong knowledge of Scala.
- Experience with the Typelevel stack (we use Cats, Cats-Effect, Http4s, FS2) would be an advantage.
- Experience with Kafka or/and Event-based architecture.
- Experience developing cloud-native applications, ideally on Google Cloud Platform (GCP).
- Experience or interest in Infrastructure and Infrastructure as Code (Terraform).
- Exposure to implementing and consuming APIs.
- Proven experience in a fast-paced growth environment.
- Passion for product and user experience, along with strong commercial thinking.
- Willing to own code from development to production.
- Familiarity with Test Driven Development (TDD) is beneficial.
- Fluent English speaker with excellent written and verbal communication skills.
What You'll Get in Return
- Salary: Starting from €7000 gross/month, depending on your experience (full-time only).
- Career Growth: Fast-track your career with exciting opportunities to work with cutting-edge tech in a global environment.
- Holidays: Enjoy extra vacation days to recharge and unwind.
- Flexibility: Benefit from hybrid working options for a healthy work-life balance.
- Workplace: A modern, pet-friendly office equipped with parking and plenty of snacks to keep you fueled and productive.
- Team Environment: A dynamic, collaborative, and friendly working atmosphere.
- Perks: Enjoy additional health insurance, plan for the future with 3rd-pillar pension benefits, and perform at your best with high-spec hardware.
Ready to Join Us?
If you’re excited about this opportunity and believe you’re the right fit, we’d love to hear from you! Apply now and let’s create something amazing together. We look forward to meeting the next Architus star!