🔥 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(EU)

❗ 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

📩 If you have commercial experience with payment systems, ISO 8583, or know someone who would be a great fit, feel free to reach out @sofiaweexpert

——— Контакт: @sofiiaweexpert