Remote Scala Backend Developer — Play & APIs

Stealth iT Consulting; Slough; Remote; GBP 70,000 - 90,000; Full time

Job summary

Stealth iT Consulting is seeking an experienced Scala Developer to join a dynamic team delivering robust backend services and APIs. This is a fully remote contract role with an immediate start.

You will design, develop, and test scalable systems using Scala, Play Framework, and RESTful endpoints, while collaborating in an Agile environment and contributing to CI/CD pipelines and documentation. Strong skills in functional programming and testing are essential for success.

Qualifications

• 3+ years of professional experience with Scala.
• 2+ years hands-on experience with Play Framework (controllers, routing, forms, HTTP filters).
• Strong understanding of functional programming concepts and idiomatic Scala.

Responsibilities

• Design, develop, and maintain backend services and APIs using Scala and Play Framework.
• Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows.
• Write clean, idiomatic Scala code and apply functional programming principles where appropriate.
• Develop and maintain automated tests (unit and integration) and support test automation initiatives.
• Collaborate with product owners, UX designers, QA, and other engineers in an Agile environment (Scrum/Kanban).
• Participate in code reviews, architecture discussions, and pair programming sessions.
• Troubleshoot and resolve production issues; contribute to reliability and observability (logging, metrics, alerts).
• Assist in defining CI/CD pipelines and deployment processes (e.g., Jenkins, GitHub Actions, Concourse).
• Produce concise technical documentation and handover notes.

Skills

Scala

Play Framework

Functional programming

REST APIs

JSON validation

Unit testing

SBT

Git

HTTP security

Agile practices

Tools

Jenkins

GitHub Actions

Concourse

CI/CD pipelines

Job description

Role Overview

We are seeking an experienced Scala Developer to join a dynamic team working on high-impact projects. The ideal candidate will have strong expertise in Scala and Play Framework, with a passion for building robust, scalable backend services and APIs. This is a fully remote contract role with an immediate start.

Key Responsibilities

• Design, develop, and maintain backend services and APIs using Scala and Play Framework.
• Implement RESTful endpoints, manage request/response lifecycle, and handle authentication/authorization flows.
• Write clean, idiomatic Scala code and apply functional programming principles where appropriate.
• Develop and maintain automated tests (unit and integration) and support test automation initiatives.
• Collaborate with product owners, UX designers, QA, and other engineers in an Agile environment (Scrum/Kanban).
• Participate in code reviews, architecture discussions, and pair programming sessions.
• Troubleshoot and resolve production issues; contribute to reliability and observability (logging, metrics, alerts).
• Assist in defining CI/CD pipelines and deployment processes (e.g., Jenkins, GitHub Actions, Concourse).
• Produce concise technical documentation and handover notes.

Must-Have Skills & Experience

• 3+ years professional experience with Scala.
• 2+ years hands-on experience with Play Framework (controllers, routing, forms, HTTP filters).
• Strong understanding of functional programming concepts and idiomatic Scala (immutability, monads; familiarity with Cats or Scalaz is a plus).
• Experience designing and consuming REST APIs, including JSON validation/serialization (Play JSON, Circe).
• Proficiency with relational databases (PostgreSQL) and/or NoSQL (MongoDB), including schema design and query optimization.
• Proven experience writing unit and integration tests (ScalaTest, Specs2, Mockito, etc.).
• Familiarity with sbt and dependency management.
• Experience with Git and branching strategies.
• Good understanding of HTTP, web security best practices, and performance considerations.
• Experience working in Agile teams and participating in ceremonies.

If you're interested, feel free to reach out to me on