Senior Full Stack Java Developer, Security Clearance

Work Life Group

Senior Full Stack Java Developer contributing to NATO's interoperability platform. Involves software development and integration in a modern Agile environment.

Posted 6/12/2026full-timeRemote • 🇵🇱 PolandSeniorWebsite

Tech Stack

Tools & technologies

AngularDistributed SystemsDockerJavaTypeScript

About the role

Key responsibilities & impact

Develop and maintain Java-based software components
Implement new functionality and enhancements across the NIRIS platform
Upgrade and modernize Java modules to supported LTS versions
Develop and maintain REST integrations and data exchange interfaces
Support interoperability with external systems and NATO standards
Improve logging, monitoring, and troubleshooting capabilities
Contribute to unit testing and automated testing activities
Work with CI/CD pipelines and DevOps tooling
Participate in sprint planning, reviews, and technical discussions
Produce technical documentation and implementation artefacts

Requirements

What you’ll need

5+ years of software development experience
3+ years of Java backend development
2+ years of Angular and/or TypeScript development
Experience building RESTful services and integrations
Experience with distributed systems and data-intensive applications
Experience with Docker and containerized deployments
Experience with CI/CD environments such as GitLab
Experience with unit testing and integration testing
Strong understanding of Agile software development
Highly Desirable Defence systems experience
Tactical Data Links
Link 16
JREAP
OTH-Gold
VMF
AIS
CESMO
NATO interoperability environments
Secure software development practices

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Work Life Group Website LinkedIn All Job Openings 11 - 50 employees Founded 2012 🎯 Recruiter 👥 HR Tech Recruitment
HR Tech Work Life Group is a recruitment and staffing firm founded in 2018 that matches employers and candidates across a wide range of technical, administrative, and security-cleared roles. The company operates a global careers site, manages candidate and employee portals, and emphasizes respectful, responsive hiring practices and well-being for both hires and clients. With a small core team and a large network of contractors, WLG sources talent for IT, NATO/security, and other professional positions across many international locations. Senior Full Stack Java Developer, Security Clearance Job not on LinkedIn 🔥 4 minutes ago 🇵🇱 Poland – Remote ⏰ Full Time 🟠 Senior 🔙 Backend Engineer Angular Distributed Systems Docker Java TypeScript Apply Now Find Hiring Managers Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Develop and maintain Java-based software components
Implement new functionality and enhancements across the NIRIS platform
Upgrade and modernize Java modules to supported LTS versions
Develop and maintain REST integrations and data exchange interfaces
Support interoperability with external systems and NATO standards
Improve logging, monitoring, and troubleshooting capabilities
Contribute to unit testing and automated testing activities
Work with CI/CD pipelines and DevOps tooling
Participate in sprint planning, reviews, and technical discussions
Produce technical documentation and implementation artefacts 🎯 Requirements
5+ years of software development experience
3+ years of Java backend development
2+ years of Angular and/or TypeScript development
Experience building RESTful services and integrations
Experience with distributed systems and data-intensive applications
Experience with Docker and containerized deployments
Experience with CI/CD environments such as GitLab
Experience with unit testing and integration testing
Strong understanding of Agile software development
Highly Desirable Defence systems experience
Tactical Data Links
Link 16
JREAP
OTH-Gold
VMF
AIS
CESMO
NATO interoperability environments
Secure software development practices Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score Similar Jobs Senior Software Developer in Test, Python 🔥 3 hours ago SOFTSWISS 1001 - 5000 🎮 Gaming Website LinkedIn All Job Openings Software Developer in Test focusing on Python automation for AI systems. Analyzing requirements, defining testing approaches, and building evaluation pipelines in a fully remote position. 🇵🇱 Poland – Remote ⏰ Full Time 🟠 Senior 🔙 Backend Engineer Python SDLC Senior Backend Engineer, TypeScript 🔥 9 hours ago Software Mind 1001 - 5000 🤖 Artificial Intelligence ☁️ SaaS 📡 Telecommunications Website LinkedIn All Job Openings Senior Backend Engineer developing scalable, high-performance backend systems for a leading UK organization. Collaborative role in building data architecture with TypeScript technologies. 🇵🇱 Poland – Remote 💰 Private Equity Round on 2020-12 ⏰ Full Time 🟠 Senior 🔙 Backend Engineer Distributed Systems GRPC JavaScript Kafka Microservices Node.js Postgres TypeScript Senior Node.js Developer 🔥 13 hours ago Genesis Tech 1001 - 5000 🏢 Enterprise 📱 Media 📚 Education Website LinkedIn All Job Openings Middle+/Senior Node.js Developer contributing to B2C product in the travel and telecom market. Involves backend API integration and rapid changes for A/B testing with a modern tech stack. 🇵🇱 Poland – Remote 💰 Series B on 2015-01 ⏰ Full Time 🟠 Senior 🔙 Backend Engineer JavaScript MariaDB MySQL Node.js Postgres TypeScript Java Developer 🔥 14 hours ago CloudLinux 51 - 200 ☁️ SaaS 🔐 Security 🌐 Web 3 Website LinkedIn All Job Openings Java Developer at TuxCare focused on securing Java open-source libraries. Analyzing vulnerabilities and collaborating on solutions with the Endless Lifecycle Support team 🇵🇱 Poland – Remote ⏰ Full Time 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer Gradle Java Jenkins Maven Python .Net Developer 🔥 17 hours ago Trinetix 501 - 1000 🏢 Enterprise Website LinkedIn All Job Openings Mid-Level .NET C# Developer building robust APIs and web services at Trinetix. Collaborating with teams to design and maintain scalable APIs using OData and Entity Framework. 🇵🇱 Poland – Remote ⏰ Full Time 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer Entity Framework Postgres SQL Subversion .NET View More Backend Engineer Jobs 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Privacy policy Terms of service Job board SEO course AI Apply Copilot OpenClaw job finder Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs

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Hard Skills & Tools

JavaRESTAngularTypeScriptDockerCI/CDunit testingintegration testingAgiledata-intensive applications