HN Services

6 Jobs

1,177 Employees

About the Company

Ce qui nous différencie de nos concurrents ? Notre ADN et notre histoire. HN Services est une ESN Hors Normes, qui change les codes depuis 1983. Nous intervenons dans les secteurs de la Banque, de l'Assurance, de la Protection Sociale, du Retail, de l’Industrie et des Services. Aujourd’hui, nous comptons plus de 2200 collaborateurs pour un chiffre d’affaires de 161 millions d’euros dans 5 pays : France, Roumanie, Portugal, Espagne et Luxembourg. Nous avons créé en 1989 un centre de formation internalisé, HN Institut, pour permettre de former des jeunes qui souhaitent effectuer une reconversion professionnelle dans l’IT. Depuis sa création, nous en avons formé plus de 7000 ! Formation, suivi de carrière et évolution, nous les accompagnons tout au long de leur carrière. Si vous êtes intéressés de rejoindre cette aventure familiale et unique, n’hésitez pas à envoyer votre CV à l’adresse rh@hn-services.com !

Listed Jobs

Company Name: HN Services
Job Title: Développeur React
Job Description: Job title: React Developer Role Summary: Front‑end developer focused on designing, building, and maintaining modern, high‑performance web interfaces using React.js. Works closely with UI/UX designers and back‑end teams to deliver seamless user experiences. Contributes to code quality through reviews, testing, and continuous improvement of the front‑end stack. Expactations: - Minimum 5 years of professional front‑end development experience. - Proven track record of delivering React applications in a production environment. Key Responsibilities: - Design, implement, and iterate user interfaces with React.js, ensuring responsiveness and accessibility. - Write clean, maintainable JavaScript (ES6+) code, optionally in TypeScript. - Collaborate with designers to translate mockups and prototypes into functional components. - Integrate RESTful APIs and manage data flow between front‑end and back‑end services. - Participate in peer code reviews and enforce coding standards. - Develop automated tests (unit, integration, E2E) and maintain test coverage. - Continuously evaluate and adopt new front‑end technologies and best practices. - Contribute to performance optimization and documentation of the front‑end architecture. Required Skills: - Expertise in React.js and JavaScript (ES6+). - Solid understanding of HTML5, CSS3, and responsive design techniques. - Familiarity with state management libraries (Redux, React‑Context). - Experience with bundlers or frameworks (Next.js, Vite, or similar). - Proficiency with version control (Git). - Knowledge of REST APIs and asynchronous data fetching. - Strong problem‑solving, communication, and teamwork abilities. Required Education & Certifications: - Bachelor’s degree in Computer Science, Software Engineering, or equivalent technical background (or equivalent professional experience). - No mandatory certifications required.

Company Name: HN Services
Job Title: Technicien(ne) Helpdesk / support
Job Description: **Job title** Helpdesk Technician – Level 1 (On‑Site) **Role Summary** Provide first‑tier technical support to end‑users, ensuring timely resolution of hardware, software, connectivity, and application issues while maintaining incident records and supporting knowledge base upkeep. **Expectations** - Minimum 2 years of user‑support / helpdesk experience - On‑site presence; no remote work allowed - Strong customer‑service orientation and problem‑solving skills - Ability to work independently and collaborate within a team **Key Responsibilities** - Receive, log, and diagnose user incidents via ticketing system - Resolve Level 1 issues involving Windows 10/11 workstations, Office 365, printers, scanners, and basic network connectivity (TCP/IP, VPN, Wi‑Fi) - Escalate complex incidents to Level 2/3 support as appropriate - Install, configure, and maintain workstation hardware and software - Provide user guidance and training with clear, professional communication - Update and maintain knowledge base articles and support procedures **Required Skills** - Proficiency with Windows 10/11® and Office 365® (desktop and online) - Basic networking knowledge (TCP/IP, Wi‑Fi, VPN) - Familiarity with ticketing platforms (ServiceNow, GLPI, or equivalent) - Competence with standard office peripherals (printers, scanners, etc.) - Excellent communication, customer‑service mindset, and analytical thinking - Self‑management, accuracy, and readiness to learn new tools **Required Education & Certifications** - Minimum Associate‑level degree in IT (e.g., BTS SIO, DUT Informatique, or equivalent) - (No specific certifications required)

Company Name: HN Services
Job Title: Développeur C/C++
Job Description: Job Title: C/C++ Developer Role Summary Develop and maintain critical embedded software in C and C++ for the aerospace/space sector, focusing on real‑time and safety‑critical systems. Collaborate across design, testing, and integration phases, ensuring adherence to industry safety standards (DO‑178, ECSS). Expectations - Entry to mid‑level (0–3 years) experience in embedded or real‑time C/C++ development. - Strong analytical mindset, meticulous coding practice, and enthusiasm for high‑tech, safety‑centric environments. - Ability to work in cross‑functional teams, generating quality documentation and following rigorous process standards. Key Responsibilities - Design, code, and maintain embedded modules for aerospace applications. - Participate in all development phases: requirements analysis, architecture design, implementation, unit testing, integration, and validation. - Contribute to continuous improvement of coding standards, tools, and best practices. - Produce and review technical documentation compliant with DO‑178C, ECSS, and related safety frameworks. - Collaborate with system, quality, and validation teams to resolve issues and meet project milestones. Required Skills - Proficient in C and C++ programming for embedded/real‑time systems. - Familiarity with Linux or RTOS environments (RTOS experience a plus). - Understanding of safety and quality constraints in aerospace/space applications. - Solid problem‑solving skills, attention to detail, and teamwork orientation. Required Education & Certifications - Bachelor’s or Master’s degree in Computer Science, Electronics, Embedded Systems, or equivalent. - No specific certifications required, but knowledge of DO‑178/ECSS processes is highly valued.

Company Name: HN Services
Job Title: Développeur Java / Angular confirmé (H/F)
Job Description: **Job Title** Senior Java / Angular Developer **Role Summary** Design, develop, and maintain high‑quality web applications using Java (Spring Boot) for the back‑end and Angular for the front‑end. Collaborate with cross‑functional teams to translate business requirements into technical solutions, ensuring robust architecture, rigorous testing, and continuous improvement of software products. **Expectations** - Minimum 5 years of professional experience in Java/Angular development. - Proven track record of delivering production‑grade applications for large, enterprise‑grade clients (banking, insurance, industry). - Ability to work autonomously, yet collaboratively, within a scrum‑based agile environment. **Key Responsibilities** - Analyse technical and functional requirements and produce detailed design specifications. - Implement microservices‑based architectures and RESTful APIs using Spring Boot, Maven, JPA/Hibernate. - Build responsive, high‑performance front‑ends with Angular (TypeScript, RxJS, HTML5, CSS3). - Write comprehensive unit, integration, and performance tests; ensure code quality and reliability. - Configure CI/CD pipelines (Git, Jenkins, Docker, Kubernetes) and manage source‑code repositories. - Participate in sprint planning, daily stand‑ups, and retrospectives; contribute to continuous process and product improvement. - Perform technical research and stay current with emerging technologies relevant to the stack. **Required Skills** - **Back‑end**: Java, Spring Boot, REST API, Maven, JPA/Hibernate - **Front‑end**: Angular (latest stable), TypeScript, RxJS, HTML5, CSS3 - **DevOps**: Git, Jenkins, Docker, Kubernetes, CI/CD pipeline configuration - **Methodology**: Agile Scrum, requirement analysis, unit/integration/test design - **Soft skills**: self‑sufficiency, precision, curiosity, teamwork, effective communication with technical and functional stakeholders **Required Education & Certifications** - Bachelor’s degree in Computer Science, Software Engineering, or related field (or equivalent professional experience). - Relevant certifications (e.g., Oracle Certified Professional, Java SE, Azure/AWS solutions architect) are a plus but not mandatory.

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