Blazor Net 8 Developer Web Legacy Applications H F jobs in Lyon – Browse 838 openings on RoboApply Jobs

Blazor Net 8 Developer Web Legacy Applications H F jobs in Lyon

Open roles matching “Blazor Net 8 Developer Web Legacy Applications H F” with location signals for Lyon. 838 active listings on RoboApply Jobs.

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companyeverience logo
Full-time|On-site|Lyon

Join a dynamic team of 10 to 12 developers where you will play a pivotal role in the design, development, evolution, and maintenance of critical applications. Our diverse environment combines:.NET 8 / .NET CoreLegacy .NET Framework (gradually modernized)Blazor (WebAssembly / Server)MAUI or occasional frontend work in React.NET APIModular and service-oriented architecturesCI/CD with GitLab and solid DevOps practicesYour contribution is essential in driving product evolution while adhering to the standards and processes established by the Technical Leader.In close collaboration with the Technical Leader, you will be involved in:Application Development & EvolutionDeveloping new features in .NET 8 / .NET CoreAssisting in the transition of legacy .NET Framework modules to new architecturesBuilding or enhancing interfaces using Blazor (or MAUI as per project requirements)Contributing to the development of .NET APIs for internal applicationsQuality, Best Practices & IndustrializationImplementing standards set by the lead, including:ArchitectureCode structuringPeer reviewsTest coverageDocumentationEngaging in continuous improvement initiativesParticipating in code reviews and enhancing the overall quality of the application portfolioDesign & Technical WorkshopsEngaging in workshops for scoping, technical refinement, SQL design, and modelingContributing to architectural discussions for new modulesIncorporating recommendations from the Technical Leader regarding technological transitionsTeam Life & CoordinationCollaborating closely with members of the IT Solutions poolWorking in an agile environment (Scrum)Contributing to the technological maturity of the department (processes, tools, best practices)

Mar 5, 2026
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companyApside logo
Full-time|On-site|Lyon, Auvergne-Rhône-Alpes, France

Découvrez la Vie Apsidienne et vous aussi, devenez Apsidien // Nous vous invitons à explorer par vous-même pourquoi Apside est l’ESN qui répond à vos attentes Découvrez votre future mission // Contexte Client : secteur bancaireEquipe : 10 personnes, collaboration activeMéthode de travail : AgileRôle : En tant qu'assistant technique pour notre client, vous serez impliqué dans toutes les étapes de spécification, conception et développement logiciel, en proposant des solutions adaptées aux besoins des projets.Environnement technique : C#.NET / ASP.NET Core / API REST / SQL Server Mission Participer à l'analyse et la conception des projetsDévelopper des applications et des fonctionnalités selon les spécifications techniquesRéaliser des tests unitaires, d'intégration et de performanceFournir un support technique pour les projets en rédigeant de la documentationMaintenir une veille technologique dans le domaine de l'ITAssurer la maintenance corrective et évolutive des applications Localisation Tassin la Demi LuneArrêt de bus Francheville Bel Air, garage à vélos, stationnement pour voitures Le package salarial proposé // Contrat : CDIRémunération : selon le profil (D’abord, nous échangeons pour comprendre vos compétences et aspirations, puis nous convenons d'un salaire. ) Avantages : carte tickets restaurant Swile, RTT, accord de télétravail (2 jours par semaine), prise en charge de la mutuelle à 65%, avantages CE, afterworks, prime de cooptation, événements techniques, communauté techleadFormation : accès à des certifications techniques, cours d’anglais internes, catalogue de formations via notre plateforme e-learning (Academy by Apside) et nos partenaires.

Jan 11, 2024
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companyepsa logo
Full-time|On-site|Lyon

epsa is looking for a Fullstack Web Developer to join the team in Lyon. This position involves building and maintaining web applications that support client needs. Role overview The Fullstack Web Developer will work with both front-end and back-end technologies. Collaboration with colleagues from different areas of the company is a key part of the job, ensuring that solutions are delivered effectively and efficiently. What you will do Develop and maintain web applications Work closely with cross-functional teams to deliver solutions for clients Apply attention to detail and high coding standards throughout each project Requirements Experience with both front-end and back-end development Strong coding skills and a commitment to quality Ability to collaborate and communicate within a team

Apr 28, 2026
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companyeverience logo
Full-time|On-site|Lyon

Join everience as a Full-Stack Developer specializing in .Net and Angular to work on innovative projects that drive user engagement and enhance system functionalities. You will be responsible for developing and maintaining applications, collaborating with cross-functional teams, and ensuring the best practices in coding and design.

Feb 17, 2026
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companyMagellan Partners logo
Full-time|On-site|Lyon

Join our dynamic team at Magellan Partners as an Azure .NET Architect, where your expertise will shape the future of our innovative projects. You will be responsible for designing, developing, and deploying robust applications on the Azure platform. Collaborate with cross-functional teams to deliver high-quality solutions that meet client needs.

Dec 10, 2025
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companyeverience logo
Full-time|Hybrid|Lyon

Join our dynamic 12-member team as a Senior C# .NET Core Developer, where you will engage with complex business applications that incorporate industrial logic, advanced algorithms, and a significant focus on evolutionary maintenance.Your contributions will include:Enhancing legacy applications (thick client)Developing new web modules based on detailed specificationsProgressively migrating to the latest .NET versions (from 6 to 10)Replicating, improving, and ensuring the longevity of critical business logicParticipating in technical and architectural decisions (without a leadership role)Methodologies & Technologies utilized:Scrum (sprints lasting 3 weeks to 1 month)Full Azure DevOps chain (CI/CD)Deployments and solutions are 100% in-houseYour responsibilities will include:Developing and maintaining back-end .NET Core modulesEnsuring code quality through tests, reviews, and documentationCollaborating with front-end teams and cross-functional stakeholdersAnalyzing technical challenges and proposing robust solutionsMentoring junior developersContributing to a multi-year application overhaulWorking in a regulated environment (security, compliance, large corporate clients)

Mar 5, 2026
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companySQLI logo
Full-time|On-site|Lyon

Nous sommes à la recherche d'un Développeur .NET passionné pour rejoindre notre équipe dynamique à Lyon. En tant que membre clé de notre département DXC en France, vous serez impliqué dans des projets innovants et stimulants qui vous permettront de mettre en valeur vos compétences techniques tout en contribuant à l'évolution de nos solutions.

Nov 14, 2025
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companyDevoteam logo
Full-time|On-site|Lyon

Join our dynamic team at Devoteam as an Angular Front-End Developer (F/H) in Lyon! We are looking for a passionate developer who is eager to create innovative web applications using Angular. You will collaborate closely with our design and back-end teams to deliver exceptional user experiences.As a key member of our development team, you will be responsible for building responsive web applications and ensuring high performance across various devices. If you are a proactive problem solver with a keen eye for detail, we want to hear from you!

Dec 17, 2025
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companyeverience logo
Contract|On-site|Lyon

In the midst of organizational transformation, we are seeking a dedicated Application Security Manager to structure, lead, and coordinate both business and technical teams while guiding them through security challenges.Your Responsibilities:Drive and contribute to enhancing the security maturity of application teams.Lead, define, maintain, and monitor the penetration testing plan.Establish and define testing scopes.Ensure vulnerability transfer across teams.Monitor and manage performance metrics.

Mar 13, 2026
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companySQLI logo
Full-time|On-site|Lyon

Join our dynamic team at SQLI as a Senior Front-End React Developer. In this role, you will leverage your expertise in React to create intuitive and engaging user interfaces for our clients. You will collaborate closely with designers and back-end developers to bring innovative web applications to life, ensuring optimal performance and user experience.As a key member of our development team, you will also mentor junior developers and contribute to best practices in coding and design. Your passion for technology and commitment to quality will play a crucial role in driving our projects to success.

Feb 17, 2025
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companyEverience logo
Full-time|On-site|Lyon

Join Us as an Application Analyst N2/N3In your role as an IT Support Technician, your responsibilities will include:Managing level N2 incidents effectively.Identifying incidents caused by user training gaps and relaying these needs to the relevant parties.Providing guidance to users to ensure optimal application usage.Maintaining an organized record of ongoing cases in line with service objectives.Engaging in continuous training on applications supported by the helpdesk.Analyzing Service Desk calls to implement corrective actions (training, configuration, etc.).Collaborating with level 2 teams from other countries, primarily Italy and the Iberian Peninsula.Enhancing the quality of content in knowledge bases in conjunction with N1, N2, and N3 Support teams.Participating in user acceptance testing (modules) during the transition to the support team.

Mar 2, 2026
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companyeverience logo
Full-time|On-site|Lyon

Join everience as an N2 Application Technician (H/F) in Lyon, where you will play a crucial role in supporting our users and ensuring their applications function smoothly. You will be responsible for troubleshooting, providing technical assistance, and optimizing application performance. This is an exciting opportunity to enhance your skills within a dynamic and innovative environment.

Mar 18, 2026
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companyDevoteam logo
Full-time|On-site|Lyon

Join our team at Devoteam as an Auditeur SecDevOps / Securité Applicative in Lyon, where you will play a critical role in enhancing our cybersecurity measures. Your expertise will help us identify vulnerabilities and implement robust security solutions across our applications.If you are passionate about security and DevOps practices, this is an excellent opportunity for you to grow your career while making a significant impact.

Jan 9, 2026
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companyAssystem logo
Full-time|On-site|Lyon

Join Assystem, a leading engineering and innovation consultancy, as a Support Application Engineer specializing in RKU. In this dynamic role, you will leverage your technical expertise to ensure the optimal performance of our applications, providing indispensable support to our team and clients alike.

Jan 22, 2026
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companynexton logo
Full-time|On-site|Lyon

Role Overview nexton is seeking a Front-End Architect H/F to join the team in Lyon. This role focuses on designing and refining user interfaces for various projects. The architect will help set the direction for front-end architecture, aiming for solutions that are both intuitive and efficient. What You Will Do Design and optimize user interfaces for web projects Shape and maintain the front-end architecture Collaborate with cross-functional teams to deliver products that align with client needs Promote best practices in usability and performance Location This position is based in Lyon.

Apr 17, 2026
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companySQLI logo
Full-time|On-site|Lyon

We are seeking a talented Java Developer (H/F) to join our dynamic team at SQLI in Lyon. In this role, you will be responsible for developing and maintaining innovative Java applications that meet our client’s needs.If you are passionate about technology and eager to work in a collaborative environment, we would love to hear from you!

Jul 29, 2025
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companySpeechify logo
Full-time|On-site|Lyon, France

Role overview Speechify is looking for a Senior Software Engineer who specializes in Windows and desktop applications. The work focuses on creating software that enhances accessibility and delivers a better user experience for a broad group of users. What you will do Design and build desktop applications for Windows systems Work closely with other team members to develop features that support accessibility Take part in projects that make technology simpler and more usable for everyone Location This role is based in Lyon, France.

Apr 25, 2026
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companypegime logo
On-site|On-site|Lyon-Annecy-Chambery, Auvergne-Rhône-Alpes, France

At pegime, we believe that great adventures begin with a simple encounter. While we may not have any current job openings, we encourage you to submit your spontaneous application. Let us discover your unique talents and how you can contribute to our team!

Jun 30, 2020
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companyDevoteam logo
Full-time|On-site|Lyon

Join Devoteam as a Senior Java Developer in Lyon, where you will be at the forefront of innovative software solutions. In this dynamic role, you will leverage your extensive experience in Java development to design, implement, and maintain robust applications that meet the needs of our clients.

Mar 23, 2026
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companyAlten logo
Full-time|On-site|Lyon

About the Role Alten is hiring a Java Angular Developer (H/F) in Lyon. This role centers on building and improving software applications with Java and Angular. The team values collaboration and aims for high standards in both code quality and design. Main Responsibilities Develop applications using Java and Angular frameworks Work closely with colleagues from different disciplines to deliver solutions Apply coding and design best practices throughout the development process Location Lyon

Apr 20, 2026

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