Senior Java Developer
Looking for a contract opportunity in Oslo? Are you an experienced Java developer living in Norway with a valid work permit and ready for an exciting onsite role starting this August?
Contract Assignment: Senior Java Developer
Location: Onsite – Oslo or Fornebu, Norway
Assignment Period: 18 August 2025 – 31 August 2026
About the Role
We are hiring on behalf of our customer for a contract assignment as a Senior Java Developer. This is an onsite role based in Oslo or Fornebu, where you will join backend development teams working on critical service delivery. The teams manage the full lifecycle—from development and testing to maintenance and modernization.
Key Responsibilities
➤ Develop and maintain backend services using Java (Spring Boot)
➤ Design, implement, and test scalable and secure solutions
➤ Collaborate with business stakeholders to align technical solutions with requirements
➤ Document technical decisions and maintain clean, reusable code
➤ Support modernization efforts for existing systems
Your Skills & Experience
We are looking for experienced Java developers with strong backend skills. Familiarity with the following technologies is highly desirable:
Programming & Architecture:
➤ Java (Spring Boot)
➤ REST APIs / Microservices
➤ SAML, OAuth, JWT
Infrastructure & Databases:
➤ Azure Cloud
➤ Docker / Kubernetes
➤ MySQL
Build & DevOps:
➤ Git, Nexus, Bamboo
➤ CI/CD workflows
➤ Swagger / OpenAPI
Assignment Details
➤ Extension Option: 6 months
➤ Eligibility: You must be living in Norway with a valid visa and work permit
➤ Language: English and Norwegian (professional working proficiency)
Recruitment Firm : Sperton Norway
Take this opportunity to contribute to impactful backend development work in a leading technology environment.
- Department
- Information Technology
- Locations
- Oslo
- Employment type
- Contract
- Job location
- Oslo

Sperton
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