🔥 We're Hiring | Senior Payment Systems Experts

We are building a team for one of our clients in the financial services industry. The project is expected to start in August 2026.

📅 Start: August 2026 (planned) 💰 Rate: Market-based (depending on experience) 🌍 Location: To be discussed

❗ Must-have for most roles: Commercial experience with payment systems and the ISO 8583 standard.

We're looking for: 🔹 Solution Architect

• Payment Systems Architecture (ISO 8583)
• Java / Spring Boot
• jPOS
• HSM / Payment Cryptography
• Integration design
• Technology decisions & code reviews 🔹 Senior Java Developer (ISO 8583 / jPOS)
• Java
• ISO 8583 (1987/1993)
• jPOS (Packager, Channel, MUX)
• TCP/IP Messaging
• ISO parser & translation modules
• Test harness / ISO simulators 🔹 Senior Java Developer (REST / Spring Boot)
• Java
• Spring Boot
• REST (WebClient / RestTemplate)
• Resilience (Retry, Idempotency, Timeout)
• Containerized applications 🔹 Security Engineer
• Payment Cryptography
• PKCS#11 / HSM (payShield / Futurex is a plus)
• Visa/VIA Security Standards
• Key Management
• Java Cryptography (JCE) 🔹 DevOps Engineer
• Kubernetes / Docker Compose
• GitLab CI / Jenkins
• Helm
• OpenTelemetry
• Prometheus
• Grafana
• Multi-cloud & on-prem deployments 🔹 QA Engineer
• Test Automation (JUnit, REST-assured)
• Integration Testing
• WireMock / Mock Servers
• ISO 8583 Message Testing
• Regression Test Design