Java Developer (H/F) at Meritis | Montpellier

Role overview CoderPad is looking for a Software Engineer based in Montpellier. The main focus is on developing and improving coding assessment tools that support teams in evaluating technical skills. This work involves both building new features and refining existing ones to ensure the tools remain effective and reliable. Collaboration is a key part of this…

Start Date: August/September 2026Duration: Minimum 4 monthsInternship Location: Montpellier, France (candidates must already be residing in France)Are you a jack-of-all-trades? Does the web excite you? Are you eager to explore cutting-edge technologies in an engaging environment?If you are passionate about development and seeking an internship, CoderPad is the perfect place for you. Our R&D team and the entire company are dedicated to supporting you to ensure your internship experience is rewarding.As a member of the CoderPad Tech Team, you will contribute to the evolution of the CoderPad platform. Together, we will decide on the optimal solutions to implement, engage in front-end and back-end development, conduct code reviews, and perform testing. Our goal is for you to enjoy the learning process while creating meaningful contributions for CoderPad and its users.

Teads develops omnichannel advertising solutions, connecting major brands and publishers with engaging, context-driven campaigns. The company operates at a global scale, partnering with over 10,000 publishers and 20,000 advertisers. Its team spans more than 30 countries, with headquarters in New York City. Role overview This Software Engineer role focuses on building and improving web products used by thousands of publishers, advertisers, and agencies. The position is based in Montpellier. What you will do Design and develop intuitive, efficient web products for a diverse set of users. Work with a broad technology stack and system architecture, mainly using Scala and TypeScript. Support systems that process 2.2 billion users monthly and handle 100 billion events each day. Meet strict requirements for low latency and high availability, with infrastructure handling 2 million requests per second and response times under 150 milliseconds. Work with large datasets requiring millisecond access for near real-time auction resolution, powering 18 million predictions every second. Collaborate with Product teams to adapt cloud infrastructure as new features and products are launched. Key challenges Balancing performance, scalability, resilience, and cost efficiency across the technology stack. Maintaining reliable operations in a rapidly evolving environment. Learn more about Teads at www.teads.com.

At Swile, we are passionate about creating products that alleviate everyday challenges in the professional realm while enhancing employee satisfaction. Our innovative solutions span multiple sectors, including Fintech, Travel, HR, and Employee Benefits, serving over 5.5 million users across 85,000 companies in France and Brazil. As a Senior Software Engineer, you will play a pivotal role in tackling complex problems with creativity and precision. Your focus will be on delivering innovative solutions that harmonize speed, pragmatism, and excellence, transcending specific technologies to meet our business and engineering challenges.

About the Summer School Teads offers a Software Engineering Summer School in Montpellier for those looking to build practical experience in software development. This program focuses on real projects and current technologies, giving participants a chance to work closely with others and sharpen their coding abilities. What to Expect Hands-on learning with guidance from experienced engineers Opportunities to collaborate on team projects Exposure to modern software tools and practices Supportive environment for developing technical and problem-solving skills The summer school is ideal for aspiring software engineers ready to grow through practical work and teamwork in Montpellier.

iliad-free is seeking an Engineering Manager with a focus on Java development to join the team in Montpellier. This position involves leading a group of engineers who work on software projects aimed at improving user experience and system performance. Role overview The Engineering Manager will guide a team of Java developers, providing technical direction and supporting their growth. The role centers on delivering high-quality software and encouraging a collaborative approach to problem-solving. What you will do Lead and mentor a team of engineers working with Java technologies Promote innovation and high standards in software development Oversee project delivery, focusing on performance and user experience Requirements Strong background in Java development Proven leadership or management experience in engineering teams Ability to foster teamwork and drive technical excellence

Join our dynamic team at iliad-free as an Engineering Manager specializing in Python development. In this pivotal role, you will lead a team of talented engineers, driving innovative solutions and best practices in software development. Your leadership will be crucial in shaping our technology strategy and ensuring high-quality deliverables.

Data EngineerSouthwatts is a dynamic and rapidly expanding business dedicated to supporting multinational corporations navigating complex environments.Our international team thrives on the challenge of innovating and staying at the forefront of data analysis.We invite individuals ready to embrace similar challenges to join us. Role OverviewThe Data Engineer will collaborate with our clients to convert raw data into effective data systems. This individual should be adept at meeting client needs while also being proactive in suggesting improvements.Your primary focus will be on delivery activities; however, you will also engage in various tasks, including:Daily data analysis and organizationDevelopment of data systems and pipelinesAssessment of business needs and objectivesPreparation of data for prescriptive and predictive modelingIntegration of raw data from diverse sourcesExploration of methods to boost data quality and reliabilityIdentification of data acquisition opportunitiesCollaboration with data scientists and architects across various projectsYou will work closely with various teams, including:Client IT departmentsClient product ownersClient leadership teamsOther development teams Ideal ProfileThe business environments our clients manage are typically specific, intricate, and diverse in maturity. Therefore, it's essential that you are:Independent, proactive, analytical, and open-mindedAble to foresee the long-term impact of your actionsPatient in explaining technical matters to non-experts Required SkillsCommunication will be conducted in English (French speakers should possess superior English skills). Our core offerings are based on the Google Marketing Platform, so it’s critical that you demonstrate:Previous experience as a Data Engineer or in a comparable roleTechnical proficiency in data models, data mining, and segmentation techniquesFamiliarity with programming languages for data management (e.g., Python)Hands-on experience with database design and query languagesStrong numerical and analytical capabilitiesExperience or certification in GCP or Azure (preferably both)

Join Meritis as a Java Developer and immerse yourself in an innovative environment that fosters creativity and excellence. You will collaborate with a talented team to design, develop, and maintain robust applications using Java technologies. This role offers the opportunity to work on exciting projects that drive impactful solutions for our clients.

Role Overview Septeo seeks a Product Owner in Montpellier to help shape and guide the direction of our software products. This role works closely with teams across engineering, design, and marketing to ensure our solutions meet client needs and stay competitive. What You Will Do Define product requirements based on market needs and client feedback Prioritize features and enhancements in collaboration with cross-functional teams Guide the development process from initial concept through to product launch About You Strong interest in technology and product development Attention to detail and ability to balance multiple priorities Comfort working with teams across different disciplines Septeo welcomes candidates ready to contribute to meaningful software solutions and help drive our products forward.

About TeadsTeads stands as a premier omnichannel advertising platform dedicated to achieving impactful results for brand and performance advertisers across diverse screens. By harnessing the power of predictive AI technology, Teads connects high-quality media, stunning brand creativity, and context-driven addressability and measurement. Our robust partnerships extend to over 10,000 publishers and 20,000 advertisers worldwide. With our headquarters located in New York City, we boast a global team of approximately 1,700 professionals across more than 30 countries.For more information, visit www.teads.com.Engineering Challenges at TeadsCreate efficient and user-friendly web products utilized by thousands of users from the world’s leading publishers, advertisers, and agencies.Diverse tech stack and system architecture optimized for performance, scalability, resilience, and cost-efficiency, primarily using Scala and TypeScript.Operate in a high-traffic environment (2.2 billion users per month and 100 billion events daily) with stringent low latency and high availability demands (handling 2 million requests per second with response times under 150 milliseconds).Manage large datasets with millisecond-level access times to facilitate near real-time complex auction resolution algorithms (18 million predictions per second).Adapt rapidly in collaboration with Product teams to continuously evolve our Cloud infrastructure for new features and products.

Teads is seeking a Software Engineer Apprentice to join the team in Montpellier. This apprenticeship provides direct experience working alongside seasoned engineers and offers a strong introduction to software development within a collaborative environment. What you will do Work with team members on active development projects Develop coding and troubleshooting skills through practical tasks Grow abilities in project management and problem-solving Learning environment This position is suited for those motivated to begin a career in software engineering. Apprentices receive hands-on training and guidance from experienced colleagues, building a foundation in technical skills and teamwork.

everience is seeking a Cloud Engineer to join the team in Montpellier. The focus is on Google Cloud Platform (GCP) and Fortinet technologies, supporting a range of client projects. Role overview This position involves designing, building, and maintaining cloud solutions that meet specific client needs. The work combines technical implementation with ongoing support to keep systems reliable and high-performing. What you will do Design and implement cloud architectures using GCP and Fortinet tools Maintain and support deployed cloud solutions to ensure consistent reliability and performance Collaborate with cross-functional teams to integrate and deploy cloud services Location The role is based in Montpellier.

Join our ambitious program aimed at modernizing and evolving our backend systems.As a Staff Engineer, you will take on a leadership role in the backend of our information system, which manages all Free subscribers: from subscriptions to user spaces, as well as additional services such as video streaming and mobile phone sales.You will develop a deep understanding of complex business processes performed by the system, including third-party service billing, subscription management, and fiber optic connectivity.Guide our team in defining the architecture of this distributed system and actively participate in Python development as a hands-on contributor.Implement development practices that ensure resilience, quality, testability, and delivery speed. You will also contribute to establishing robust operational methods, in a model where development teams operate their solutions in production, with a constant focus on performance and scalability.

Role overview Sopra Steria is hiring a Java Developer for the regional development team based in Montpellier. The role centers on building applications that address local project requirements and client objectives. What you will do Create scalable Java applications tailored for regional clients Collaborate with cross-functional teams to deliver customized solutions Support the design and rollout of new features Team environment Work alongside colleagues in a setting that values knowledge sharing and professional development. The team emphasizes open communication and collaborative problem-solving.

Join our dynamic team at iliad-free as a Data Engineer Intern in the vibrant city of Montpellier! This is an exciting opportunity for aspiring data engineers to gain hands-on experience in a fast-paced environment. You will collaborate with experienced professionals on innovative data projects, helping to manage and analyze data effectively.

Teads develops omnichannel advertising solutions, connecting brands and publishers through predictive AI and context-driven targeting. The company partners with over 10,000 publishers and 20,000 advertisers worldwide, with a team of approximately 1,700 professionals across more than 30 countries. The main office is in New York City. Role overview The Senior Software Engineer on the Core Branding Team will help build and maintain web products used by leading publishers, advertisers, and agencies. The work centers on delivering efficient, intuitive experiences for thousands of users, while meeting demanding standards for speed and reliability. Key challenges Design and implement web products that handle high traffic and large-scale data, supporting 2.2 billion users monthly and processing 100 billion events daily. Work with Scala and TypeScript across a broad technology stack, focusing on system performance, scalability, resiliency, and cost efficiency. Meet strict requirements for low latency and high availability, handling up to 2 million requests per second with response times under 150 milliseconds. Support complex auction algorithms and predictive models, enabling millisecond-level access to large datasets (18 million predictions per second). Collaborate with product teams and adapt cloud infrastructure to enable new features and ongoing product improvements. More about Teads can be found at www.teads.com.

Join Alten as a Software Engineer (H/F) in Montpellier and be part of a dynamic team dedicated to innovative solutions in the Energy & Environment sector. In this role, you will design, develop, and implement software that drives progress and sustainability. Collaborate with cross-functional teams to enhance product functionality and optimize user experiences.

Teads is seeking a Software Engineer Intern to join its team in Montpellier. This internship provides hands-on experience with digital advertising technology used by millions of people worldwide. What you will do Work closely with experienced engineers on active projects Contribute code and ideas to products that reach a large audience Gain exposure to the challenges of digital advertising at scale Location This position is based in Montpellier. Who this role suits This internship is designed for students or recent graduates interested in software engineering and digital advertising technology. Expect to work on meaningful projects and learn from a collaborative team.