Senior Software Engineer H/F

Join Alten as a Senior Software Engineer and be part of a dynamic team dedicated to pioneering advancements in the Energy & Environment sector. In this role, you will leverage your expertise to develop innovative software solutions that address complex challenges and contribute to sustainable practices.

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.

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.

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.

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.

About TeadsTeads is a premier omnichannel advertising platform dedicated to achieving impactful results for both brand and performance marketers across various screens. We prioritize significant business outcomes through the use of advanced predictive AI technology, seamlessly connecting high-quality media with stunning brand creatives and contextually-driven targeting and analytics. With strategic partnerships with over 10,000 publishers and 20,000 advertisers worldwide, Teads is at the forefront of innovative advertising solutions. Our headquarters are based in New York City, and we boast a diverse global team of approximately 1,700 professionals across more than 30 countries.For further details, visit www.teads.com.Our Engineering Challenges at TeadsDevelop efficient and user-friendly web products utilized by thousands of users representing the world’s leading publishers, advertisers, and agencies.Utilize a rich and diverse technology stack and system architecture to optimize for performance, scalability, reliability, and cost efficiency, primarily using Scala and TypeScript among other technologies.Operate in a high-traffic environment handling 2.2 billion users monthly with strict low latency and high availability requirements (2 million requests per second with responses under 150 milliseconds).Manage large datasets with millisecond-level access times to execute a near real-time complex auction resolution algorithm (18 million predictions per second).Thrive in a dynamic environment where we consistently collaborate with Product teams and adapt our Cloud infrastructure for new features and production requirements.

Join our dynamic team at Meritis as a DevOps Engineer (H/F) in vibrant Montpellier! We are looking for a passionate individual who can bridge the gap between development and operations, enhancing our software delivery pipeline and ensuring high availability and performance of our systems.

Join Alten as a Software Architect in Montpellier and play a pivotal role in designing innovative software solutions. Collaborate with multidisciplinary teams to deliver high-quality products that meet client specifications in the Energy & Environment sector.

Join Meritis as an Angular Development Engineer, where you'll play a crucial role in delivering innovative software solutions. In this full-time position, you will collaborate with cross-functional teams to design, develop, and maintain high-quality applications using Angular.

About Teads Teads is an omnichannel advertising platform focused on delivering measurable results for both brand and performance advertisers. The company uses predictive AI technology to connect high-quality media, visually appealing creatives, and contextually relevant targeting and measurement. Teads partners directly with more than 10,000 publishers and 20,000 advertisers worldwide. Headquartered in New York City, the team includes about 1,700 people across 30+ countries. Learn more at www.teads.com. Team Overview: Finance Solutions The Finance Solutions team builds and manages products that support Teads’ financial operations for internal users, advertisers, and publishing partners. The group focuses on simplifying finance processes, improving efficiency and accuracy, and increasing reliability. Automation, system integrations, and AI play a key role in solving pain points and driving ongoing improvements. Role Overview This Senior Software Engineer position sits within the Finance Solutions team in Montpellier. The role covers the full project lifecycle: analyzing requirements, designing solutions, building and deploying features, and providing ongoing support. Work in this role directly impacts internal users and thousands of external customers and partners. The team values ownership, results, creative problem-solving, collaboration, and adaptability. The right candidate will be proactive and open to stepping into a leadership role as the team grows and performance warrants. Main Responsibility Design, build, and deploy finance-related features across a complex, diverse ecosystem.

Role overview Scalian seeks an Automated Testing Engineer to join the team in Montpellier. The position centers on enhancing automated testing processes to help ensure software quality. Working alongside colleagues, this role supports product reliability and contributes to ongoing improvements in test automation. Collaboration and attention to detail are important in daily work. Key responsibilities Improve and maintain automated testing workflows Support efforts to strengthen software reliability Work closely with team members to deliver high-quality products Location This role is based in Montpellier.

Role overview iliad-free seeks a Senior C++ Developer to join the team supporting its services. The role centers on designing, building, and improving software solutions. This position is located in Paris. What you will do Design and develop software using C++ Write code with a focus on performance and reliability Work closely with colleagues from different teams to deliver strong products Play a part in projects that move our technology and services forward Requirements Solid experience in C++ development Skilled at collaborating to solve complex technical challenges Driven to build effective software solutions

inetum2 is looking for a Functional Test Engineer (H/F) in Montpellier. This position centers on verifying the functionality and performance of software products through detailed testing and validation. Role overview The Functional Test Engineer works closely with development teams to identify issues early and contribute to high-quality deliverables. Collaboration is key, as the role supports both technical teams and client satisfaction by ensuring products meet requirements and perform as intended. What you will do Develop and execute comprehensive testing strategies for software products Validate product functionality and performance Identify and document potential issues during testing phases Work with developers to resolve defects and improve product quality Requirements Experience in functional testing of software Strong analytical and problem-solving skills Ability to collaborate effectively with technical teams

Join Ivalua as a Fullstack Software Engineer Intern and immerse yourself in cutting-edge software development. In this role, you will work with advanced technologies including C#, .NET, SQL Server, and React.js. You will be part of a dynamic team that values innovation and collaboration, and you will have the opportunity to contribute to impactful projects.

At Swile, we are passionate about creating exceptional products that streamline professional experiences and enhance employee satisfaction. We deliver cutting-edge solutions across Fintech, Travel, HR, and Employee Benefits, empowering over 5.5 million users across 85,000 businesses in France and Brazil. As a Senior Mobile Engineer, you will be at the forefront of innovation, tackling complex challenges with creativity and expertise. Your focus will be on developing innovative solutions that balance speed with quality, ensuring a seamless mobile experience that supports various product domains. Join our dynamic mobile experience team to build a robust mobile platform that serves as a foundation for our diverse offerings.

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.

Meritis is seeking a Quality Assurance Automation Engineer (H/F) based in Montpellier. This role centers on automation testing, supporting the delivery of reliable software across different projects. Role overview The position involves designing and executing automated tests to ensure software meets quality standards. Working as part of the team, the engineer will contribute to ongoing projects by identifying issues early and helping maintain robust systems. Key responsibilities Create and maintain automated test scripts Collaborate with development teams to integrate testing into project workflows Monitor and report on software quality throughout project lifecycles Location This role is based in Montpellier.

Septeo is hiring a Director of Client Software Training & Adoption based in Montpellier. This leadership position focuses on shaping and guiding training programs so clients can fully benefit from Septeo’s software. The role blends strategic planning, hands-on development of training initiatives, and direct work with clients. Key responsibilities Design and manage training programs for clients using Septeo software products. Collaborate with clients to understand their objectives and address challenges related to software adoption. Create learning materials and resources to support onboarding and ongoing usage. Work with internal teams to keep training aligned with product updates and evolving client needs. Monitor adoption progress and adjust training programs to drive client success. Requirements Proven experience leading software training and client onboarding efforts. Strong communication skills and the ability to build relationships with clients and colleagues. Proactive in identifying client needs and developing effective solutions. Motivation to help clients achieve success with technology.

Role overview The Software Support Advisor N2 at Septeo works directly with clients to ensure their software runs smoothly. Based in Montpellier, this position handles complex technical questions and supports users in getting the most value from Septeo’s products. What you will do Provide advanced support for clients, addressing technical issues that require detailed troubleshooting. Assist with implementing software for both new and current users. Resolve challenging technical queries by identifying effective solutions. Contribute to user training efforts, helping customers gain confidence and satisfaction with Septeo’s products. Location This role is located in Montpellier.

We are seeking a talented and driven Automatisation Engineer to join our dynamic team at Alten, a leader in the engineering and technology consulting sector. In this role, you will be responsible for designing, implementing, and maintaining automation systems that enhance operational efficiency and productivity.Your expertise will contribute significantly to our projects in the Energy & Environment sector, ensuring we deliver innovative solutions to our clients. You will work in a collaborative environment, engaging with cross-functional teams to drive automation initiatives and optimize processes.