• Contribuer à l’évolution de la stack technique avec un fort focus sur la scalabilité, la cloudification et l’excellence opérationnelle • Accompagner les squads dans la refonte modulaire et la modernisation du code legacy • Prototyper et partager les bonnes pratiques : clean architecture, tests, sécurité, observabilité, etc. • Participer aux décisions d’architecture logicielle, challenger les choix techniques en lien avec les enjeux produit et delivery • Diagnostiquer et résoudre des problématiques techniques complexes

• Contribute to the evolution of the tech stack with a strong focus on scalability, cloud adoption, and operational excellence • Support squads in modular refactoring and modernization of legacy code • Prototype and share best practices: Clean Architecture, testing, security, observability, etc. • Participate in software architecture decisions, challenging technical choices in relation to product and delivery goals • Diagnose and resolve complex technical issues

CTG is seeking an experienced Back-End Developer with a strong background in Identity & Access Management (IAM), application security, and enterprise integration platforms. This role is responsible for designing, building, and supporting secure, scalable services and APIs that integrate with identity providers, authentication systems, and enterprise applications. The ideal candidate will have deep experience developing backend services that support secure access, identity lifecycle workflows, and system-to-system integrations in complex enterprise environments. Key Responsibilities: - Design, develop, and maintain secure backend services, APIs, and microservices using modern programming languages (Java, .NET, Node.js, or Python). - Build and support integrations with IAM platforms such as Okta, SailPoint, Microsoft Entra ID (Azure AD), ForgeRock, CyberArk, or similar. - Implement authentication and authorization mechanisms including SSO, MFA, OAuth2, OpenID Connect, and SAML. - Develop identity provisioning and de-provisioning workflows and support user lifecycle automation. - Integrate backend systems with enterprise integration platforms such as MuleSoft, Boomi, ServiceNow, or Kafka. - Design and maintain RESTful and/or GraphQL APIs for secure data exchange. - Partner with security teams to implement encryption, token management, secrets management, and role-based access control (RBAC). - Ensure applications meet security, performance, and scalability requirements. - Participate in architecture design, code reviews, and DevSecOps practices. - Troubleshoot and resolve complex issues related to authentication, authorization, and integrations. - Maintain documentation for system integrations, APIs, and security configurations. Required Qualifications: - 5+ years of back-end development experience. - Strong programming experience in one or more languages: Java, C#, Python, or Node.js. - Hands-on experience integrating with IAM or security platforms. - Experience implementing authentication protocols: OAuth2, OpenID Connect, SAML, LDAP/Active Directory. - Experience building and consuming REST APIs and working with JSON/XML data. - Strong understanding of secure coding practices and application security principles. - Experience working with relational and/or NoSQL databases (SQL Server, Oracle, MongoDB, PostgreSQL). - Familiarity with Git, CI/CD pipelines, and Agile development methodologies. Preferred Qualifications: - Direct experience with enterprise IAM tools (Okta, SailPoint, Microsoft Entra ID, CyberArk). - Experience with identity governance, access certification, and privileged access management (PAM). - Familiarity with integration platforms such as MuleSoft, Dell Boomi, or ServiceNow. - Experience with containerization and cloud platforms (AWS, Azure, GCP). - Knowledge of event-driven architecture and messaging technologies (Kafka, RabbitMQ). - Experience in regulated industries such as healthcare, finance, or government. To Apply: To be considered, please apply directly to this requisition using the link provided. For additional information, please contact Rebecca Olan at rebecca.olan@ctg.com. Kindly forward this to any other interested parties. Thank you! The expected base salary for this position ranges from $120,000 to $170,000 annually. Salary offers are based on a wide range of factors including relevant skills, training, experience, education, market factors, and where applicable, licensure or certifications obtained. In addition to salary, a competitive benefit package is also offered. About CTG CTG, a Cegeka company, is at the forefront of digital transformation, providing IT and business solutions that accelerate project momentum and deliver desired value. Over nearly 60 years, we have earned a reputation as a faster and more reliable, results-driven partner. Our vision is to be an indispensable partner to our clients and the preferred career destination for digital and technology experts. CTG leverages the expertise of over 9,000 team members in 19 countries to provide innovative solutions. Together, we operate across the Americas, Europe, and India, working in close cooperation with over 3,000 clients in many of today's highest-growth industries. For more information, visit www.ctg.com. Our culture is a direct result of the people who work at CTG, the values we hold, and the actions we take. In other words, our people define our culture. It's a living, breathing thing that is renewed every day through the ways we engage with each other, our clients, and our communities. Part of our mission is to cultivate a workplace that attracts and develops the best people. CTG will consider for employment all qualified applicants including those with criminal histories in a manner consistent with the requirements of all applicable local, state, and federal laws. CTG is an Equal Opportunity Employer. CTG will assure equal opportunity and consideration to all applicants and employees in recruitment, selection, placement, training, benefits, compensation, promotion, transfer, and release of individuals without regard to race, creed, religion, color, national origin, sex, sexual orientation, gender identity and gender expression, age, disability, marital or veteran status, citizenship status, or any other discriminatory factors as required by law. CTG is fully committed to promoting employment opportunities for members of protected classes.

CTG is seeking an experienced Mainframe Modernization Application Developer to join our client’s team. This role focuses on developing, maintaining, and modernizing mainframe applications and supporting migration to cloud platforms, including zCloud. Location: RemoteDuration: 11 months Key Responsibilities: - Develop and modernize COBOL/CICS/Datacom applications. - Support mainframe-to-cloud migration and modernization initiatives. - Use JCL, VSAM, Datacom QDRY/DB utilities, Xpeditor, Endevor, Control-M. - Integrate mainframe systems with APIs, Microservices, SaaS, and off-premises applications. - Collaborate with cross-functional teams to implement secure, scalable solutions. Required Skills: - CA IDEAL and CA Datacom experience in mainframe environments. - Strong expertise in COBOL, CICS, JCL, VSAM, Datacom QDRY/DB utilities. - Knowledge of Java, JSON, API, Microservices, Kubernetes, DevOps, Db2, WebSphere, MQ. - Familiarity with modernization and migration tools like Endevor, Xpeditor, Control-M. Experience & Education: - Proven mainframe development and modernization experience, including cloud migration. - Bachelor’s degree in Computer Science, IT, or related field preferred (or equivalent experience). Excellent verbal and written English communication skills and the ability to interact professionally with a diverse group are required. CTG does not accept unsolicited resumes from headhunters, recruitment agencies, or fee-based recruitment services for this role. To Apply:To be considered, please apply directly to this requisition using the link provided. For additional information, please contact Laura Dominguez at Laura.Dominguez@ctg.com. Kindly forward this to any other interested parties. Thank you! The expected base salary for this position ranges from $50.00 to $60.00/hour. Salary offers are based on a wide range of factors including relevant skills, training, experience, education, market factors, and where applicable, licensure or certifications obtained. In addition to salary, a competitive benefit package is also offered. About CTG CTG, a Cegeka company, is at the forefront of digital transformation, providing IT and business solutions that accelerate project momentum and deliver desired value. Over nearly 60 years, we have earned a reputation as a faster and more reliable, results-driven partner. Our vision is to be an indispensable partner to our clients and the preferred career destination for digital and technology experts. CTG leverages the expertise of over 9,000 team members in 19 countries to provide innovative solutions. Together, we operate across the Americas, Europe, and India, working in close cooperation with over 3,000 clients in many of today's highest-growth industries. For more information, visit www.ctg.com. Our culture is a direct result of the people who work at CTG, the values we hold, and the actions we take. In other words, our people define our culture. It's a living, breathing thing that is renewed every day through the ways we engage with each other, our clients, and our communities. Part of our mission is to cultivate a workplace that attracts and develops the best people. CTG will consider for employment all qualified applicants including those with criminal histories in a manner consistent with the requirements of all applicable local, state, and federal laws. CTG is an Equal Opportunity Employer. CTG will assure equal opportunity and consideration to all applicants and employees in recruitment, selection, placement, training, benefits, compensation, promotion, transfer, and release of individuals without regard to race, creed, religion, color, national origin, sex, sexual orientation, gender identity and gender expression, age, disability, marital or veteran status, citizenship status, or any other discriminatory factors as required by law. CTG is fully committed to promoting employment opportunities for members of protected classes.