Gesloten ICT vacatures Den Haag

Deadline Date: Monday 12 January 2026

Requirement: IOTA Full Stack Software Engineer

Location: The Hague, NL

Full Time On-Site: Yes

Time On-Site: 100%

Total Scope of the request (hours): 836

Required Start Date: 2 February 2026

End Contract Date: 31 December 2026

Required Security Clearance: NATO SECRET

The NCI Agency is seeking a Full Stack Software Developer who is a capable programmer, passionate and proactive professional. The contractor will work on a full-time basis on the development, operation and maintenance of NATO software applications. The work will be carried using software development tools (e.g. IDE, Jira, Jenkins and Maven) and within a team that uses SCRUM as working methodology.

The contractor is required to be working from the office at least three days per week (or more depending on special occasions or if it is requested by the Project Manager / Product Owner).

The contractor will be required to work on average 38 hours per week. Depending on how successfully the assignment is executed, one or more contract extensions may be offered to the selected candidate.

The contractor will work at the NCI Agency in The Hague, Netherlands. The contractor will work as a member of the C2 Service Centre under the supervision of the Project Manager / Product Owner / Service Delivery Manager.

The work depicted in this SOW is expected to be carried by a single contractor. In the event the contractor leaves during the contract period, the contractor has to be replaced by a new contractor who has the required qualifications and is acceptable.

Normal NCI Agency Terms and Conditions apply.

• The candidate must have a currently active NATO SECRET security clearance
• Bachelor's degree in Computer Science, Information Technology or a closely related engineering field and at least 3 years of relevant experience in software development;
• Proven experience and proficiency in Front-end development with at least 2 years of relevant experience in development using Angular framework, version 10 or later. Excellent knowledge of related technologies such HTML5, CSS and Typescript;
• Proven experience and proficiency in Back-end development with at least 2 years of relevant experience in development using Spring framework, version 5 or later. Excellent knowledge of related technologies such as Java 5 or later and Spring Boot;
• Proven experience and proficiency in writing automated testing for software modules (JUnit/Component, Functional and Integration);
• Proven knowledge of XML, JSON, Git, Maven and Jenkins;
• Proven knowledge of TCP/UDP/IP protocols, networking concepts and ability to use networking tools (SSH, Terminal);
• Proven knowledge with SQL and NoSQL databases and DBMS;
• Proven experience of working within the Linux environment (such as RHEL, Oracle Linux);
• Desired experience developing web applications using Web Sockets (ideally with STOMP;
• Desired experience developing web applications with near real- time data visualisation requirements;
• Desired experience of working with Agile (SCRUM) methodology;
• Desired to have experience with Tactical Data Links;
• Desired to have experience with packaging applications (RPMs);

• Proactive and positive work attitude in combination with a flexible and cooperative approach to fulfil the required tasks;
• Able to communicate and work within an international team;
• Strong analytical and problem-solving skills, with the ability to identify, address and solve technical challenges;
• Must be able to undertake both Front-end development tasks and Back-end development tasks with the same level of professionalism;
• Must be able to easily and clearly express in English since the work is entirely conducted in that language.
• The candidate is required to possess the nationality of one of the NATO nations.