Contract Application Developer (Java, Typescript & Endur)

X4 Technology — London, GB
Published on

About the Role

X4 Technology are partnered with a global energy trading company looking for a skilled Application Developer to join their team on a contract basis. In this role, you would join the agile IT team, supporting critical applications used in energy trading and asset management operations. You’d be working in a dynamic environment, contributing to the development and integration of solutions that support renewable energy trading, financial analytics, and risk management.

Responsibilities

  • Develop, enhance, and maintain applications using Java and TypeScript.
  • Customize and support Endur (Openlink), including JVS and AVS scripting.
  • Collaborate with product owners, business analysts, and other developers in an agile setting.
  • Implement APIs and services for internal and external data integrations.
  • Troubleshoot production issues and provide timely support and resolution.
  • Participate in code reviews, design sessions, and continuous improvement initiatives.
  • Ensure software quality through unit testing, automation, and documentation.

About the Candidate

Requirements:

  • Proven experience in Java development (Spring Boot, REST APIs).
  • Solid front-end experience with TypeScript and modern frameworks (e.g., Angular or React).
  • Hands-on experience with Endur (Openlink), including JVS and AVS scripting.
  • Familiarity with database technologies such as SQL Server or Oracle.
  • Experience with CI/CD tools and version control (e.g., Git, Jenkins).

About the Company

The contract is for an initial 6 months with strong extension potential. The rate is £500-600/d inside IR35.

Company Culture and Benefits

Interviews are taking place from the week commencing 26th May, so if you're an Application Developer with energy trading experience, please apply online for immediate consideration.

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