Scala Developer (Remote)

Stealth iT Consulting; Woking; Remote; GBP 60,000 - 95,000; Full time

Job summary

Stealth iT Consulting is seeking a skilled Scala Developer for UK remote work to design and develop scalable, high‑performance applications. You will build backend services, APIs, and undertake tests while collaborating with cross‑functional teams in an Agile environment.

You will apply functional programming concepts, work with Play Framework, and contribute to CI/CD pipelines and reliable deployments across modern systems.

Qualifications

• Minimum 3+ years of professional experience with Scala.
• 2+ years with Play Framework, including controllers, routing, forms, and HTTP filters.
• Experience designing and consuming REST APIs with JSON validation/serialization (Play JSON, Circe).
• Experience with relational and NoSQL databases (PostgreSQL and MongoDB).
• Proven experience writing unit and integration tests (ScalaTest, Specs2, Mockito).
• Familiarity with sbt and dependency management.
• Experience with Git and branching strategies.
• Understanding of HTTP, security best practices, and performance.
• Experience in Agile teams and ceremonies.

Responsibilities

• Design, develop and maintain backend services and APIs using Scala and Play Framework.
• Implement REST endpoints, manage request/response lifecycle, and handle authentication/authorization flows.
• Write idiomatic Scala and apply functional programming patterns.
• Build and maintain automated tests (unit and integration).
• Collaborate with product owners, UX, QA, and engineers in an Agile environment.
• Participate in code reviews and architecture discussions.
• Troubleshoot production issues and contribute to observability (logging, metrics, alerts).
• Help define CI/CD pipelines and deployment processes.
• Produce concise technical documentation and handover notes.

Skills

Scala

Play Framework

REST APIs

Functional programming

Unit testing

Agile / Scrum / Kanban

HTTP security considerations

Tools

sbt

Git

CI/CD tools (Jenkins / GitHub Actions / Concourse)

Play JSON

Circe

PostgreSQL

MongoDB

Job description

Scala Developer - UK/Remote

My client are seeking a talented Scala Developer to join their engineering team and contribute to the design and development of scalable, high‑performance applications. This role involves working on modern distributed systems, building APIs, and collaborating with cross‑functional teams to deliver enterprise‑grade solutions.

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 well-structured, idiomatic Scala and use functional programming patterns where appropriate.
• Build and maintain automated tests (unit, integration), and support test automation efforts.
• Collaborate with product owners, UX, QA, and other engineers in an Agile environment (Scrum/Kanban).
• Participate in code reviews, architecture discussions and pair programming.
• Troubleshoot and resolve production issues; contribute to reliability and observability (logging, metrics, alerts).
• Help define CI/CD pipelines and deployment processes (e.g., Jenkins/GitHub Actions/Concourse).
• Produce concise technical documentation and handover notes.

Must-have skills & experience:

• Strong professional experience with Scala (minimum 3+ years).
• Hands-on experience with Play Framework (2+ years) — building controllers, routing, forms, and HTTP filters.
• Solid understanding of functional programming concepts and idiomatic Scala (e.g., immutability, monads, cats/Scalaz familiarity advantageous).
• Experience designing and consuming REST APIs, JSON validation/serialization (Play JSON, Circe).
• Experience with relational databases (PostgreSQL) and/or NoSQL (MongoDB), including schema design and query optimisation.
• Proven experience writing unit and integration tests (ScalaTest, Specs2, Mockito, etc.).
• Familiarity with build tools (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.