Software Engineer
JUST ONE | Recruitment & Executive Search agency
Apply to this job Athens, Attica, Greece on site Until 8/22/2026 3+ years exp First posted March 17, 2026 Last posted March 17, 2026
Job description
JUST ONE, on behalf of its client, a leading software development and systems integration company operating within the defense industry is looking for a Software Engineer.
Responsibilities
- Perform detailed analyses of task(s) requirements
- Write software development documents in accordance with the Company's Engineering Documentation Standards
- Code software in accordance with the Company's Software Development and Coding Standards
- Test and debug software (standalone test environment) with predefined test cases and verify predicted performance, memory, processor, and other requirements identified as requirements for the software
- Integrate software (Company designed and purchased) with other software to form a complete system or enhance system capabilities and performance
- Support test teams through the system integration and acceptance test phases
- Advise Company management regarding perceived and/or recognized problems with performance of designed software and/or system development
- Support installation and check-out on-site and hotline service or warranty/upgrade works at the installed systems
- Should the need arise, work towards your team's goals carrying out tasks that may befall outside your field of expertise as best as you can
Requirements
- BSc or equivalent in Computer Science or Electrical/Electronics Engineering or related field
- Strong software programming skills in Java, preferably Java 25; knowledge of C/C++ or Python is a plus
- At least 3 years of professional experience in systems programming and the development of native applications using Java and TCP/IP, UDP/IP networking
- Experience working on complex, large-scale integration projects, exposure to C2 systems, defence, aerospace, critical infrastructure, or similarly demanding technical environments is highly appreciated
- Ability to read technical specifications, identify requirements, and provide software design to satisfy these requirements
- Ability to work on Windows and Linux systems and perform basic administration / automation tasks (e.g., shell scripting to create / debug installation and configuration scripts etc.)
- Good knowledge of Computer networking concepts and devices
- Solid understanding of XML and JSON
- Good knowledge of SQL, and experience with RDBMSs (SQLite, PostgreSQL) and NoSQL databases (Redis)
- Application compile, debugging, profiling, and optimization
- Good interpersonal skills to work effectively within a team
- B2B contractors are welcome to apply
Benefits
- Competitive remuneration package
- Ticket vouchers
- Private Medical Insurance package
- Continuous learning in new technologies
- Opportunity to work in large-scale projects with talented people
About this role
Summary
Develop, test, and integrate software for defense systems in complex environments
Job title
Software Engineer
Experience level
3+ years
Minimum experience
3+ years exp
Industry
software
Location requirements
Athens, Greece; remote work not specified
Salary
Not specified
Management role
No
Skills & keywords
Required skills
JavaC/C++PythonTCP/IPUDP/IPXMLJSONSQLPostgreSQLRedisWindowsLinux
Preferred skills
defense experienceaerospaceC2 systemsautomation scripting
Specializations
JavaTCP/IPnetworkingsystems programmingintegration
Locations
Structured locations inferred from the posting.
Athens, Greece
On-site City
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