Senior Backend Developer

Job Title: Senior Backend Developer

Location: Stockholm or Sundsvall, Sweden

Work Arrangement: Hybrid (minimum 2 days/week in office)

Contract Type: Full-time, 12 months (with possible extensions)

About the Role

We are seeking experienced backend developers to join a team delivering secure and high-quality enterprise solutions. The role focuses on backend system development, ensuring performance, scalability, and security while working in an agile, team-oriented environment.

Key Responsibilities

• Design, develop, and maintain backend systems using Java and modern frameworks.
• Implement microservices architecture and support containerized deployments (e.g., Kubernetes, OpenShift).
• Ensure high standards of security in all aspects of system design and implementation.
• Collaborate with cross-functional teams following agile practices.
• Configure and maintain development tools such as Git, Maven, or Gradle.
• Contribute to system monitoring, troubleshooting, and continuous improvement.
• Participate in code reviews, knowledge sharing, and mentorship of junior team members.

Required Skills & Experience

• Java development: minimum 5 years of experience

• Linux environment: minimum 3 years of experience

• Microservices architecture: minimum 3 years of experience

• Experience with Quarkus, Spring Boot, or similar frameworks

• Knowledge of Git, Maven, Gradle, or similar development tools

• Agile team-based development experience (minimum 3 years)

• Fluency in English and Swedish (spoken and written)

Preferred Skills

• Experience with PKI, certificate management, or cryptographic security

• Exposure to frontend/app development

• Experience in containerized system operations and monitoring

• Knowledge of SAML2, OAuth2, OpenID

• Experience with SQL/NoSQL databases and caching solutions

• Familiarity with message queues such as Kafka

• Contribution to open-source projects

Competence Level

• Proven ability to work independently and take ownership of tasks

• Experience leading small teams or sub-projects

• 4–8 years of relevant professional experience

Additional Information

• Full-time role, 40 hours per week

• Security clearance may be required depending on the project

• Travel between Stockholm and Sundsvall may be needed for team meetings

Why Join Us

• Work on innovative backend solutions with a focus on security and scalability

• Collaborate in a professional and agile environment

• Opportunity to mentor and grow your technical expertise

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