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Senior Backend Developer bij de DSO-team Hecate
Senior backend developer on the DSO team Hecate, working on Donna — the mission-critical system that creates train timetables for all Dutch rail carriers. You design distributed microservices in Java 17/Spring Boot on OpenShift and own the full DevOps cycle; excellent written and spoken Dutch is required.
Senior Backend Developer bij de DSO-team Hecate
Senior backend developer (contract until 30-11-2028, max €98/hr) on NS Dutch Railways' DSO team Hecate in Utrecht, modernizing Donna, the critical system that plans timetables for all Dutch trains. Day to day you design, build, deploy and monitor Java/Kotlin Spring Boot microservices in a DevOps Scrum team.
Senior Backend Developer bij de DSO-team Hecate
Senior backend developer on NS's DSO team Hecate in Utrecht, modernizing the Donna train-scheduling system by breaking a 1.6M-line Java monolith into microservices. You design and build distributed Spring Boot/Kotlin services and deploy and monitor them on OpenShift in a 2-week Scrum/DevOps cycle.
Medior Full Stack Developer • Angular, Java & Spring Boot • IT
Medior full-stack developer building and maintaining web applications for a large Dutch government organization in an Agile/DevOps team, using Angular, Java, Spring Boot, SQL (DB2) and Robot Framework test automation. Hybrid role based in Apeldoorn (2-3 office days/week), a payrolling contract through Dceni until end of 2026 with extension option.
Medior Full-Stack Developer – DevOps & Angular
Overheidzzp is hiring a medior full-stack developer to build and maintain web applications within a DevOps team: Angular frontend, Spring Boot backend and SQL databases, plus OpenShift and CI/CD setup, Robot Framework automated testing, OTAP environment management and production monitoring.
Medior Full Stack Developer
Medior full stack developer in a DevOps/Scrum team building and maintaining web applications for the Dutch Tax Administration (Belastingdienst): Angular/TypeScript front end, Spring Boot/Java backend, SQL (DB2), Robot Framework test automation, OpenShift, middleware config and production monitoring. Hybrid with 2-3 office days/week in Apeldoorn; engagement via secondment.
IT Engineer II - Linux/Containers (TS/SCI w/ Polygraph)
IT Engineer II supporting a mission-critical Intelligence Community collaboration platform at Fort Meade, MD. Day to day: Red Hat Linux administration, deploying/securing/sustaining containerized workloads, and troubleshooting across virtualization, networking, storage, and applications. Requires an active TS/SCI clearance with polygraph.
Senior PostgreSQL Database Engineer
On-site senior PostgreSQL DBA/engineer role at a cleared customer location in St. Louis: administering, tuning, securing, and architecting Postgres for transactional and analytical workloads, with OpenShift integration, HA/backup, and monitoring. Requires an active TS/SCI clearance and polygraph; typical salary $140–150k.
Cloud Platform Engineer (PaaS)
Hybrid Cloud Platform Engineer operating and maintaining Red Hat OpenShift PaaS environments across multiple security domains for an Intelligence Community customer, managing data services like PostgreSQL, Redis, RabbitMQ, and Elastic Stack.
Desenvolvedor Pleno
Mid-level full-stack developer at V.tal, a Brazilian fiber-optic network company. Day to day: build backend services in Node.js/TypeScript and Java, front-ends in ReactJS/VueJS, integrate APIs via Apigee, run CI/CD on Azure DevOps and GitHub Actions, deploy on Kubernetes/OpenShift, and work with Oracle/MongoDB plus observability.
Senior Java Developer
Senior Java backend developer on a long-term Avenga project in the Polish banking sector, building and evolving distributed systems, REST APIs, and microservices with Java 17/21, Spring Boot, Hibernate, Kafka/JMS messaging, and Docker/Kubernetes. Hybrid role (1 office day/week) and fluent Polish (B2+/C1) required.
Lead DevSecOps Engineer and Application Administrator
Lead DevSecOps Engineer owning the CATENA Army supply chain risk dashboard end-to-end: building features, deploying to the AI2C hosting environment, managing RMF/ATO security compliance, Keycloak SSO/MFA identity workflows, and backup/disaster recovery. On-site in Huntsville, AL; 5+ years of DevSecOps/software experience required.
Senior Java Developer
Senior Java developer (9–12 years) designing and maintaining Spring Boot microservices, RESTful APIs, MongoDB schemas, and Kafka messaging for scalable enterprise applications, with SQL optimization, OpenShift/AWS deployments, CI/CD support, and collaboration with architects, QA, and DevOps teams.
Senior Software Developer – Python
Staff-level Python engineer anchoring an AI team: designs high-throughput ML inference pipelines for NLP products (language detection, sentiment analysis, machine translation), owns the MLOps path to production (MLflow, Kubernetes/OpenShift), and mentors senior engineers. Hybrid role, 3 days onsite in Vancouver, placed via TEEMA Group.
Senior DevOps Engineer: OpenShift, Kubernetes & CI/CD
Beehire Personnel is recruiting a senior DevOps engineer for an FSI client in Hong Kong. Day to day you manage OpenShift/Kubernetes clusters and Docker workloads, build CI/CD pipelines, automate deployments, and handle security, patching, and monitoring on Linux/Windows servers running VMware.
FSI, DevOps Engineer, in house, At least 2 Months Bonus
In-house DevOps engineer for a financial-services client in Hong Kong: manages OpenShift clusters and cloud-based microservices, builds CI/CD pipelines and deployment automation, and maintains internal infrastructure (Linux/Windows servers on VMware, patching, monitoring, security). Core stack: OpenShift, Docker, Kubernetes, Ansible, Terraform.
Ingénieur DevSecOps H/F
DevSecOps engineer in Niort maintaining OpenShift, GitLab, Harbor and Nexus platforms: designing CI/CD pipelines, configuring Red Hat DevSpaces and automating with Ansible and Terraform, while supporting developers and spreading DevSecOps best practices. Requires expert-level Docker, Kubernetes, OpenShift and GitLab CI/CD.