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Scala/Java Developer - May 2026

$52.25 - $67.50/hr

For one of our clients in the energy industry, we are looking for a freelance Scala/Java Developer Project Name: PricingEngine Modernization Project Description: The purpose of the project is to ...

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As of Jun 13, 2026, the average hourly pay for scala freelance in the United States is $47.71, according to ZipRecruiter salary data. Most workers in this role earn between $24.28 and $61.78 per hour, depending on experience, location, and employer.

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A Scala Freelance job involves working independently as a developer specializing in Scala programming. Freelancers take on short-term or long-term projects, often related to backend development, data processing, or functional programming. They collaborate with clients or companies on a contract basis, providing expertise without being a full-time employee. This role requires strong Scala skills, experience with frameworks like Akka or Play, and the ability to manage projects independently.

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To thrive as a Scala Freelance professional, you need strong expertise in Scala programming, functional programming concepts, and a solid understanding of software development principles, often supported by a degree in computer science or equivalent experience. Familiarity with build tools like SBT, frameworks such as Akka or Play, and proficiency in version control systems like Git is commonly required. Exceptional communication skills, time management, and reliability help freelancers effectively manage client relationships and project deadlines. These capabilities are crucial for delivering high-quality, maintainable code while meeting client expectations in a dynamic, independent work environment.

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Scala/Java Developer - May 2026

Scala/Java Developer - May 2026

KOMMLINk

Remote

$52.25 - $67.50/hr

Other

Posted 28 days ago


Job description

For one of our clients in the energy industry, we are looking for a freelance Scala/Java Developer
Project Name: PricingEngine Modernization
Project Description: The purpose of the project is to modernize the existing PricingEngine application in order to enable future operationality.
Tasks:
  • Technical implementation of the upgrade of the PricingEngine from Scala 2.12 to Scala 3.3.7 LTS and Java 8 to Java 21 LTS, including the independent architectural conversion of Maven to an SBT multi-project structure.
  • Technical evaluation and implementation of necessary version adjustments of existing Libraries and dependencies in the course of the Java/Scala upgrade, taking into account the project goals and requirements provided by client in advance.
  • Technical preparation of a technical documentation of the modernization measures carried out and handover to client for approval.
  • Technical code restructuring of the PricingEngine into independent, individually compilable modules based on the module structure defined in advance by the client
  • Independent conceptual design and Technical modernization of the Azure build pipelines (DevOps) to optimize the deployment processes and documentation of the results for handover to client
  • Technical analysis and technical implementation of security optimizations in the area of cyber security using the monitoring tools provided by client (DevSecOps via Snyk).
  • Professional presentation of the significant changes and technical improvements achieved in the course of weekly online meetings for approval by the client
Required skills:
  • English
  • Extensive Scala and Java knowledge

Nice to have:
  • SBT
  • Maven
  • Git
  • DevOps.
  • German

Location: remote, approx. 1- 2x a month project meeting on site (Dusseldorf)
Capacity: 32h/week
Start: 04.05.2026
Duration: till 30.09.2026 (extensions possible)