[Remote] Senior Java Full Stack Developer

Note: The job is a remote job and is open to candidates in USA. Spektrum is a company that supports apex purchasers including NATO and the EU with a wide range of specialist services. They are seeking a Senior Java Full Stack Developer to develop and maintain software modules for the NATO Communications and Information Agency, ensuring high-quality and compliant software components throughout the development lifecycle.

Responsibilities

• Develop, update, and maintain NIRIS software modules in accordance with agreed requirements, priorities, technical direction, and project planning
• Develop and update Java software components supporting the continued evolution and sustainment of the NIRIS software baseline
• Support the full software development lifecycle of NIRIS, including analysis, design, implementation, integration, testing, defect resolution, and documentation
• Develop and conduct unit testing and automated testing of software components to support software quality, maintainability, and regression testing
• Support integration and verification activities to ensure that developed or updated software components operate correctly within the wider NIRIS system
• Analyse, investigate, and resolve software defects, technical issues, and implementation gaps identified during development, testing, integration, or operational support activities
• Develop, update, and maintain software documentation, including technical documentation, design information, test-related documentation, and other project deliverables as required
• Contribute to virtual and in-person meetings, reviews, planning sessions, technical discussions, and coordination activities with NCIA stakeholders and project team members
• Ensure that all developed, updated, and maintained software components and associated deliverables comply with applicable NCIA development standards, quality requirements, configuration management practices, and agreed project procedures
• Update and expand the produced software components and documentation as necessary to accommodate new, revised, or emerging requirements throughout the duration of the engagement

Skills

• At least 5 years of professional experience in software development, with a focus on full-stack systems
• Proven ability to communicate effectively in English, both orally and in writing, in a clear, structured, and professional manner
• Demonstrated experience in working within Agile/Scrum environments, including participation in sprint planning, execution, and review activities
• At least 3 years of professional experience in Java-based software development, including experience with modern frameworks and backend service development
• At least 2 years of experience working with web technologies, including TypeScript and/or Angular-based front-end development
• At least 2 years of experience working with software integration, including RESTful services, messaging systems, or data exchange interfaces
• At least 2 years of experience working with near real-time or data-intensive systems, including data processing, filtering, and dissemination
• At least 1 year of professional experience working with containerization technologies (e.g. Docker), including building, packaging, and deploying Linux-based containers
• At least 3 years of experience with DevOps and CI/CD practices, including use of tools such as GitLab, automated pipelines, and artifact repositories
• Demonstrable experience in software testing practices, including unit testing, integration testing, and, where applicable, automated testing
• Experience in defining acceptance criteria, test scenarios, or validation approaches for software deliverables
• Demonstrable knowledge or experience in interoperability and data exchange standards, particularly within defence or similar domains (knowledge of Tactical Data Links is highly desirable)
• Experience working with distributed systems and multi-component architectures, including integration of multiple data sources
• Familiarity with secure software development practices and working within controlled or regulated environments
• Valid National or NATO Secret personal security clearance

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