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Senior Software Engineer (Freelance - Strasbourg-based)

KSM Human Resources • Paid as a contractor rate • Bachelor's Degree • Java • 6 months ago
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Salary
≈ $42k – $71k per year (Estimated)
Location
In office (Strasbourg)
Seniority
Senior
Employment
Freelance

Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Apr 28, 2026. KSM Human Resources scores D on the Alion truth index.

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KSM Human Resources

KSM Human Resources is a Greek human resources services company that provides staff recruitment and assessment, personnel outsourcing and ad hoc workforce projects for employers across Greece. Operating since 2002, it presents itself as the first company in Greece specialising in temporary and permanent staffing, and cites clients such as LG CNS Greece and Teleperformance. It fills vacancies on behalf of client companies, ranging from site reliability, DevOps, cloud, network and SharePoint engineers and IT support staff to procurement coordinators and customer service attendants for fuel station chains in towns such as Patras and Trikala.
ksmhr.gr • Athens • Strasbourg • Thessaloniki • Patras • Chalcis • Human Resources • Est. 2002

At KSM, our mission is to be the strategic HR Business Partner for the companies we collaborate with, while contributing to the professional development and satisfaction of candidates’ goals.

Guided by our core values and through our personalized practices, we strive to bring employees and companies together, offering services aligned with their goals and aspirations, fostering a high-quality and innovative future.

On behalf of our client, we are seeking to recruit a:

Senior Software Engineer (Freelance)

Client Description

Our client is a leading IT Services and Software Solutions provider, delivering complex digital projects for international organizations and institutions.

Core Responsibilities

  • Develop, Configure and Maintain software components
  • Integrate solutions with PaaS and other components or applications
  • Secure quality via unit tests and automation test scripts
  • Collaborate with architecture team in the design and/or technical documentation of components or solutions
  • Participate in Code Reviews, adhere to software development best practices and improve code quality standards (SDLC)

Requirements

  • Bachelor’s degree in Computer Science or related field
  • Minimum 10 years of experience in software development
  • Strong experience (5+ years) with Java, Spring, Spring Boot
  • Experience in microservices architectures
  • Experience working in Agile environments
  • Ability to provide technical guidance

Nice to Have

  • Experience with CI/CD tools
  • Knowledge of REST, GRPC, Elastic
  • Experience with Cloud Native architectures
  • Experience with OCP

Soft Skills

  • Strong ownership and accountability
  • Solution-oriented mindset
  • Adaptability in dynamic environments
  • Effective teamwork and communication
  • Proactive and results-driven approach

Benefits

  • Competitive daily rate
  • Participation in high-impact international projects
  • Exposure to modern technologies and large-scale systems
  • Multinational and collaborative working environment
  • Opportunities for long-term collaboration
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