Expert Developer – Java Fullstack - Financial Services - Ile de France

Join Sopra Steria, a leading player in digital transformation, as an Expert Developer specializing in Java Fullstack technologies within the Financial Services sector. You will be pivotal in delivering innovative solutions and enhancing our client’s technological capabilities. Your expertise in Java, frontend technologies, and frameworks will contribute to d…

Are you a passionate Tech Lead specializing in JAVA? Join Meritis, a forward-thinking technology consulting firm based in Paris, where we harness innovation to deliver transformative solutions for our clients. We are seeking a dedicated professional who can lead projects and inspire teams with their expertise in JAVA development.

Join our dynamic team at Meritis as a Développeur Java. We are looking for an enthusiastic developer who is passionate about technology and eager to contribute to innovative projects. You will work in a collaborative environment, applying your Java expertise to develop and enhance applications that meet our clients' needs.

Join eosfrance as an Experienced Developer (H/F) in Paris. We are looking for a skilled and motivated individual who thrives in a dynamic environment. You will be part of a team that drives innovation and delivers top-notch IT solutions. Your expertise will contribute to exciting projects that make a real impact.

Join us as a Frontend Engineer specializing in TypeScript and React at connecthum, an innovative AI infrastructure startup dedicated to developing advanced solutions for the safety and management of large-scale AI systems.About connecthum:A pioneering AI-native product company focused on AI safety and infrastructure.Supported by a diverse group of international investors.Expertly handling large volumes of AI traffic within enterprise environments.Creating and optimizing proprietary models for enhanced performance and reliability.A compact, highly skilled team committed to rapid delivery.Our mission is to develop a robust control and evaluation framework for AI systems, empowering organizations to define, test, and regulate AI behaviors in real-world contexts.Your Contributions:Take ownership of and deliver comprehensive product features across the frontend and full stack.Craft user-friendly, high-quality UX designs that simplify complex AI workflows.Develop seamless product flows, from initial onboarding to advanced analytical capabilities.Work collaboratively with founders, product managers, designers, machine learning experts, and researchers.Translate state-of-the-art AI functionalities into dependable user-centric tools.Lead the product development lifecycle while shaping technical direction and product strategies.This hands-on position lies at the intersection of product development, AI, and engineering.Technical Environment:Proficient in TypeScript, React, and Next.js.Utilizing Tailwind CSS for design systems.Integrating with LLM APIs (OpenAI API, function calling, context orchestration).Creating data visualization and analysis interfaces.Building full-stack product architecture.Ensuring effective production deployment and system observability.Your Skills:Demonstrated expertise in TypeScript, React, and Next.js.Experience in developing product features from concept to deployment.Comfortable working with LLM APIs and navigating AI product workflows.Proven ability to collaborate with multidisciplinary teams.

About Air Apps Air Apps began in Lisbon in 2018 as a family-founded company with a clear goal: build the world’s first AI-powered Personal & Entrepreneurial Resource Planner (PRP). Since then, the team has expanded to San Francisco and reached over 100 million downloads, all while staying self-funded. The company focuses on pushing boundaries in AI-driven solutions that help people plan, work, and live better. Team members play a direct role in shaping products that empower users worldwide. React Native Engineer , Role Overview Air Apps is growing its team in Paris and seeking a React Native Engineer to help build and maintain a suite of mobile applications. This role involves close collaboration with designers, product managers, and engineers to deliver seamless, high-quality user experiences. The work centers on delivering applications that meet high standards for both quality and usability. This posting is part of a talent pool initiative ahead of the official job launch. Interested candidates will be contacted when the position formally opens. Location and Relocation This is a fully onsite position based at the Lisbon office. Daily work happens in person with cross-functional teams. Relocation support is available for those moving to Lisbon.

Join our dynamic team at Meritis as a C++ Developer! In this role, you will be responsible for designing, implementing, and optimizing software solutions that meet our clients' needs. We are looking for innovative thinkers who are passionate about technology and eager to contribute to exciting projects.

Role Overview Meritis is looking for a C# Developer (H/F) to join the team in Paris. This position centers on building applications and supporting ongoing projects alongside experienced colleagues who care about quality and technology. What You Will Do Develop C# applications as part of project teams Work closely with professionals from different disciplines Contribute to project success through hands-on coding and collaboration Location This role is based in Paris.

Role Overview Meritis is looking for a C# Developer to help design and build software solutions in Paris. This role involves collaborating with a skilled team to deliver applications that support client requirements. The team works with agile methods to ensure projects move forward smoothly and adapt to change. What You Will Do Develop and maintain applications using C# Contribute to the design and architecture of scalable software Work closely with colleagues to deliver solutions that match client needs Participate in agile ceremonies and contribute to a collaborative work culture Location This position is based in Paris.

About the Role Meritis is looking for a C# Developer to join its team based in Paris. This role involves working closely with colleagues to build software solutions for a range of projects. What You'll Do Develop and maintain applications using C# Collaborate with other professionals to deliver project goals Contribute to the design and implementation of new features Location This position is based in Paris.

About the Role meritis is hiring a C# Developer (H/F) to join the team in Paris. This role offers the chance to work on a range of projects alongside colleagues who value collaboration and technical skill. What You Will Do Contribute to projects using C# and related technologies Work closely with team members to deliver solutions Bring ideas and technical insight to group discussions Who We’re Looking For Experience with C# development Interest in technology and problem-solving Comfort working in a collaborative setting This position is based in Paris.

About the Role Meritis is looking for a C# Developer (H/F) to join the team in Paris. This position plays a key part in designing and building software solutions, taking projects from initial idea through to deployment. What You Will Do Participate in the full software development lifecycle, including design, development, testing, and deployment Work closely with team members to deliver reliable and maintainable code Contribute ideas to improve software quality and team practices Location This role is based in Paris.

About the Role Meritis is hiring a C# Developer in Paris. This position involves designing, developing, and maintaining software solutions. Collaboration with colleagues from different teams is a key part of the job, with a focus on delivering reliable results.

Join Talan as a Senior Java Tech Lead in our dynamic Engineering & Development IT department. In this pivotal role, you will lead innovative projects, mentor a talented team of developers, and drive the adoption of best practices in software development. Your expertise in Java and leadership skills will be essential in delivering high-quality solutions that meet our clients' needs.

About the Role Meritis is hiring a C# Developer (H/F) for its Paris office. This position offers the chance to work on a range of software projects alongside a skilled team.

Join our innovative team at Meritis as a JavaScript Developer (F/H) in the heart of Paris! We are looking for a passionate developer who thrives in a collaborative environment. You will work on cutting-edge projects, utilizing modern JavaScript frameworks to deliver high-quality software solutions.As a JavaScript Developer, you will be involved in the full software development lifecycle, from concept through to delivery and maintenance. If you are eager to learn and grow in your career, Meritis is the place for you!

Join Our Team as a Staff Mobile Engineer - React NativeAt Doctolib, we are seeking a talented Staff Mobile Engineer with profound knowledge in React Native to become a part of our innovative Patient domain.In this pivotal role, you will help us transform the Doctolib mobile app into a comprehensive AI-powered health companion, enabling individuals to lead healthier lives. Your contributions will be vital in enhancing the quality, user experience, and overall depth of our mobile application while establishing solid technical foundations for mobile development within our team.As a member of the tech team at Doctolib, you will be at the forefront of developing groundbreaking products and features that enhance the daily routines of care teams and patients alike. Our dynamic environment emphasizes collaboration among product, design, and business teams in agile feature teams.Your responsibilities will include:Defining and refining mobile architecture patterns and technical standards for the patient domain.Championing technical excellence in mobile development, ensuring the highest code quality and adherence to best practices.Collaborating on the technical roadmap and guiding architectural decisions for the mobile platform.Mentoring and supporting mobile engineers in developing robust and scalable solutions.Leading by example in building features that significantly enhance user experience and app performance.

Sopra Steria is seeking a Java Full Stack Developer to join its team in Paris, focusing on projects within the financial services sector. This position centers on building and maintaining applications that support the changing requirements of clients in finance. Role overview This role involves contributing to the design and development of software solutions using Java and related technologies. Projects aim to address real-world challenges faced by financial institutions. What you will do Develop and enhance full stack applications for financial services clients Collaborate with team members to deliver solutions that align with client needs Apply technical expertise to ensure applications are reliable and effective Requirements Experience with Java development Ability to work on both front-end and back-end components Interest in financial services projects Based in or able to work in Paris, Île-de-France

As a leader in the online flash sales industry since 2001, Veepee stands at the forefront of European e-commerce, partnering with over 7,000 esteemed brands to deliver exceptional products at unbeatable prices. With a diverse portfolio spanning fashion, home goods, wine, travel, and beauty, Veepee has achieved an impressive turnover of 3.3 billion euros (incl. VAT) in 2024 and boasts a workforce of 5,000 talented individuals across 10 countries. JOB DESCRIPTIONWe are in search of a dynamic Fullstack Developer to join our Brand Payment team, a pivotal part of our Operations domain and Corporate Services tribe (Finance & HR). In this role, you will contribute to the development of a centralized platform designed for the collection, management, and sharing of B2B financial data with SAP S/4Hana Cloud. Your close collaboration with business stakeholders will be essential in enhancing our B2B financial cockpit and implementing future improvements in response to European regulatory changes.

Meritis is looking for a C# / Angular Developer (H/F) to join the team in Paris. This position centers on building and maintaining software applications while working closely with colleagues who value both collaboration and continuous learning. Key responsibilities Design, develop, and maintain applications with C# and Angular Work as part of a team to ensure project goals are met Share technical input and contribute to group problem-solving Develop your skills by working alongside experienced developers Location This role is based in Paris.