CareerPlan

Backendutvecklare Java

Stockholm, SwedenFull-time2026-10-08 → 2026-11-10

Core

Backend developer building secure APIs and cryptographic solutions for internal projects and client engagements.

Role type

Senior backend engineer (Java/Kotlin/Go)

Builds

Secure APIs, cryptographic libraries, and logging/tracing systems

Domain

Cybersecurity / Backend Engineering

Required skills

Java, Kotlin, Go, Cryptographic libraries, TLS, Digital signatures, Certificate management, API development, Logging, Traceability

Preferred skills

Open-source PKI products (EJBCA, Dogtag)

Responsibilities

Develop backend services with high security requirements, implement cryptographic protocols, build secure APIs, manage logging and traceability

Seniority

Senior, 5+ years experience