Web & Software Developer
SECURITY255
Vacancy:
Not specific
Job Context
Security255 is a cybersecurity and secure development firm operating across France.
We are looking for a skilled and versatile Web & Software Developer capable of designing, building, and maintaining secure web platforms and software solutions for business clients.
This position combines full-stack development, application lifecycle management, and secure coding practices in a cybersecurity-driven environment.
Job Responsibilities
Design, develop, and maintain secure web applications and software solutions
Build responsive and user-friendly front-end interfaces
Develop robust backend systems and APIs
Integrate databases and third-party services
Apply secure coding standards and best practices (OWASP principles)
Perform debugging, testing, and performance optimization
Participate in architecture decisions and technical planning
Collaborate with cybersecurity teams to identify and fix vulnerabilities
Support deployment processes (CI/CD, DevOps environments)
Maintain clear and structured technical documentation
Assist in secure application delivery and updates
Escalate complex development or security-related issues when required
Employment Status
- Full-time
Workplace
Hybrid / On-site (depending on client requirements)
Educational Requirements
Bachelor’s degree in Computer Science, Information Technology, or equivalent experience
Experience Requirements
2+ years of experience in:
Web and software development (frontend and/or backend)
Modern programming languages (JavaScript, PHP, Python, Java, etc.)
Frameworks such as Laravel, Node.js, Angular, React, or equivalent
Database systems (MySQL, MariaDB, PostgreSQL, etc.)
Secure development practices
Experience in SME environments or cybersecurity-oriented projects is a strong advantage.
Additional Requirements
Strong analytical and problem-solving skills
Ability to work independently and manage development tasks end-to-end
Client-oriented mindset and professional communication skills
Familiarity with Git, version control, and collaborative workflows
Responsible, disciplined, and ethical approach to development
Ability to work under pressure when needed
Knowledge of DevSecOps practices is a plus.
Job Location
France (depending on operational needs)
Salary
Compensation: Performance-based, aligned with skills and responsibility
Compensation & Other Benefits
Competitive salary based on experience
Performance-based salary review
Professional growth within a cybersecurity-focused company
Exposure to real-world secure development and infrastructure projects
Opportunity to work on innovative software and security solutions
Job Summary
- Published on: 13 Jan 2026
- Employment Status: Full-time
- Experience: 2 to 3 year(s)
- Gender: Both males and females are allowed to apply
- Age: Age 24 to 38 years
- Job Location: France
- Salary: Not specific
- Application Deadline: 14 Sep 2026