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HN Services

HN Services

www.hn-services.com

12 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 background Company brand
Company Name
HN Services
Job Title
Développeur Java Angular Senior F/H
Job Description
Job title: Senior Java/Angular Fullstack Developer (F/M) Role Summary: Lead the design, development, and evolution of secure, high‑performance web and mobile applications tailored for the insurance and social protection sector. Collaborate with architects, stakeholders, and junior developers to deliver coding standards, perform migrations, and continuously improve technical quality. Expectations: - Work autonomously on complex technical topics. - Mentor less experienced developers and enforce best practices. - Demonstrate stable professional history; provide rationale for any short-term engagements. - Communicate effectively with cross‑functional teams. Key Responsibilities: - Design, code, test, and maintain Java‑based back‑end services and Angular front‑ends. - Participate in architectural decisions and technical road‑mapping. - Lead or support migration projects (e.g., legacy to modern frameworks). - Write clean, well‑documented, and performant code that adheres to industry security and compliance standards. - Identify, diagnose, and resolve technical issues proactively. - Collaborate closely with business analysts, product owners, and QA to deliver high‑quality features. - Mentor junior developers, review code, and provide constructive feedback. Required Skills: - Strong proficiency in Java EE/Spring and Angular (≥80% focus on either front‑end or back‑end). - Experience with RESTful API design, version control (Git), CI/CD pipelines. - Knowledge of data‑access technologies (JPA/Hibernate, SQL/NoSQL). - Familiarity with front‑end build tools (Webpack, Angular CLI) and responsive design. - Solid grasp of software architecture principles, design patterns, and best‑practice coding standards. - Capability to lead technical discussions and influence engineering decisions. - Excellent problem‑solving and debugging skills. - Effective verbal and written communication in English. Required Education & Certifications: - Bachelor’s degree in Computer Science, Software Engineering, or related field. (Equivalent professional experience acceptable.)
Paris, France
On site
Senior
15-01-2026
Company background Company brand
Company Name
HN Services
Job Title
Développeur Front/FrontOPS (React) Expérimenté
Job Description
**Job Title** Experienced Front/FrontOPS React Developer **Role Summary** Lead the development, maintenance, and evolution of critical modules and shared component libraries for the client’s administration console. Own the monorepo tooling, CI/CD pipelines, and deployment workflows. Collaborate with Tech Leads, SRE, and a team of 70+ developers to deliver high‑performance, accessible, and observable web applications. **Expectations** * Deliver production‑ready React modules and component libraries. * Evolve tooling around the monorepo (NX, Turbo, PNPM/Yarn). * Implement and improve CI/CD pipelines in GitHub Actions and CDS. * Provide technical support and documentation for developer teams. * Continuously propose architectural and technical improvements. **Key Responsibilities** 1. Design, develop, and maintain common modules of the control panel. 2. Create and evolve reusable React component libraries for product managers. 3. Configure and extend monorepo tooling (NX, Turbo, PNPM/Yarn). 4. Build, test, lint, and ship code through GitHub Actions and CDS pipelines. 5. Debug, monitor, and optimize application performance, accessibility, and observability. 6. Write and maintain clear technical documentation for internal use. 7. Mentor junior developers and collaborate closely with cross‑functional teams. **Required Skills** * 8+ years of software engineering experience. * Expert in React, TypeScript, Tailwind, Vite, and associated ecosystems. * Deep understanding of monorepo tools (NX, Turbo, PNPM, Yarn). * Proficiency with CI best practices: automated testing, linting, code quality metrics. * Strong debugging, performance tuning, and observability skills. * Experience with frontend build/deploy strategies (install, build, deploy). * Advanced data structures, algorithms, and software architecture knowledge. * Fluent in English (bilingual preferred). * Excellent communication, collaboration, and proactive problem‑solving abilities. **Required Education & Certifications** * Bachelor’s degree in Computer Science, Software Engineering, or a related field (equivalent experience acceptable). * No specific certifications required, though any relevant frontend or DevOps certifications are a plus.
Lille, France
On site
Senior
27-01-2026
Company background Company brand
Company Name
HN Services
Job Title
Développeur Front-End React Senior H/F
Job Description
**Job Title** Senior Front-End React Developer **Role Summary** Senior-level developer responsible for designing, building, and maintaining high-quality user interfaces using React in a product-focused environment. Collaborates cross-functionally to deliver scalable, maintainable, and high-performance web applications. **Expactations** Minimum 5 years of front-end development experience with strong proficiency in React. Demonstrated expertise in architectural and technical decision-making, code quality, and Agile practices. **Key Responsibilities** - Design and develop scalable, responsive web interfaces using React and related technologies. - Lead technical discussions and architect front-end solutions aligned with product goals. - Collaborate with back-end, product, and UX teams to implement seamless user experiences. - Ensure code quality through rigorous testing, performance optimization, and code reviews. - Participate in Agile ceremonies (Scrum/Kanban) and contribute to continuous improvement of development processes. **Required Skills** - Advanced proficiency in **React** (hooks, state management). - Mastery of **JavaScript/TypeScript**, **HTML5**, **CSS3**, and responsive design. - Experience with **REST API integration** and consuming web services. - Familiarity with **Git**, **CI/CD pipelines**, and front-end testing frameworks. - Strong understanding of Agile/Scrum methodologies and collaborative development practices. **Required Education & Certifications** Bachelor’s degree in Computer Science or equivalent technical discipline. No specific certifications required.
Toulouse, France
On site
Senior
03-02-2026
Company background Company brand
Company Name
HN Services
Job Title
Développeur/euse Cobol / Pacbase – Senior
Job Description
Job title: Senior Cobol/Pacbase Developer Role Summary: Lead the design, development, and maintenance of mission‑critical COBOL and Pacbase applications on mainframe and distributed environments, ensuring performance, code quality, and system modernization. Expectations: • Minimum 9 years of professional experience in COBOL/Pacbase projects. • Proven ability to translate business requirements into robust technical solutions. • Strong understanding of DB2/SQL, mainframe and distributed server architectures. • Knowledge of structured project methodologies (Agile or V‑model). Key Responsibilities: - Design, develop, and maintain COBOL and Pacbase applications in a structured environment. - Analyze business needs and translate them into technical specifications and robust solutions. - Optimize existing programs for performance and code quality. - Document processing logic, technical specifications, and maintain comprehensive documentation. - Participate in verification, validation, and industrialization phases of development. - Conduct technical watch and propose system improvement initiatives. Required Skills: - Expertise in COBOL and Pacbase programming. - Proficiency with DB2/SQL database management. - Familiarity with mainframe and distributed server environments. - Solid grasp of structured development practices, including Agile and V‑model. - Strong analytical, problem‑solving, and documentation skills. - Excellent teamwork, communication, and customer‑service orientation. Required Education & Certifications: - Bachelor’s degree in Computer Science, Information Technology, or related field (preferred). - Relevant COBOL or mainframe certification considered an advantage.
Toulouse, France
On site
Senior
10-02-2026