Scala Developer (Remote)

Stealth iT Consulting; United Kingdom; Remote; GBP 70,000 - 95,000; Full time

Job summary

Stealth iT Consulting is seeking a talented Scala Developer to contribute to scalable, high‑performance backend systems. You will design and implement APIs using Scala and Play Framework, and collaborate with cross‑functional teams in an Agile environment.

The role emphasizes clean code, testing, and DevOps practices, including CI/CD, securing endpoints, and performance tuning. You should have 3+ years of experience and be comfortable working remotely within the UK.

Qualifications

• 3+ years of professional Scala experience.
• 2+ years with Play Framework building controllers, routing, HTTP filters.
• Strong functional programming concepts and idiomatic Scala.
• Experience designing REST APIs and JSON validation/serialization.
• Experience with relational and NoSQL databases (PostgreSQL, MongoDB).
• Proven experience writing unit and integration tests (ScalaTest, Specs2, Mockito).
• Familiarity with sbt and dependency management.
• Git and branching strategies.
• Good understanding of HTTP, web security, and performance considerations.
• Experience in Agile teams (Scrum/Kanban).

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 FP patterns where appropriate.
• Build and maintain automated tests (unit, integration).
• Collaborate with product owners, UX, QA, and engineers in Agile environment.
• Participate in code reviews, architecture discussions and pair programming.
• Troubleshoot and resolve production issues; contribute to reliability and observability.
• Help define CI/CD pipelines and deployment processes.
• Produce concise technical documentation and handover notes.

Skills

Scala

Play Framework

Functional programming

REST APIs

JSON handling

Unit testing

SQL/NoSQL databases

ScalaTest/Mockito

sbt

Git

HTTP security

Agile

Tools

Play Framework

sbt

Git

PostgreSQL

MongoDB

CI/CD tooling

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.