Application Modernization Developer (Mainframe & Cloud)

We are looking for a hands-on developer with strong expertise in both mainframe systems and cloud modernization. This role focuses on modernizing legacy applications, migrating workloads to cloud environments (including z-cloud), and building scalable, secure hybrid solutions using modern integration and DevOps practices.

Location: Pittsburgh, PA

Duration: 12 months

Key Responsibilities:

• Develop and modernize mainframe applications (COBOL) and migrate workloads to cloud platforms

• Support transformation initiatives using Java, APIs, microservices, and cloud-native architectures

• Enable integration between legacy systems and modern SaaS, edge, and off-prem environments

• Implement and support DevOps pipelines and Kubernetes-based deployments

• Work with enterprise middleware and mainframe technologies including Db2, CICS, WebSphere, and MQ

• Collaborate with security and infrastructure teams on secure, scalable modernization strategies

• Troubleshoot, optimize, and support hybrid mainframe/cloud applications

Required Skills:

• Strong understanding of mainframe systems and modernization principles

• Hands-on development experience with COBOL and Java

• Experience with APIs, JSON, microservices, and distributed architectures

• Knowledge of cloud and hybrid environments, including z-cloud concepts

• Familiarity with Kubernetes, DevOps, Db2, CICS, WebSphere, and MQ

• Understanding of network security in hybrid architectures

Nice to Have:

• Database migration testing across multiple platforms

• Python scripting and automation development experience

Experience:

• Proven experience in mainframe application development and modernization initiatives

• Experience supporting cloud migration or hybrid enterprise transformations preferred

• Background in enterprise integration or large-scale system modernization strongly preferred

Education:

• Bachelor's degree in Computer Science, Engineering, Information Systems, or related field preferred

• Equivalent relevant experience accepted

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 Tana Stilloe at Tana.Stilloe@ctg.com . Kindly forward this to any other interested parties. Thank you!

About CTG

CTG, a Cegeka company, delivers IT and business solutions that enhance clients' digital agility, empowering them to seize new opportunities and overcome any challenge. Backed by more than 60 years' experience and a commitment to being a reliable, results-driven partner, we work shoulder to shoulder with clients to shape digital together. Our vision is to be an indispensable partner to our clients and the preferred career destination for digital and technology experts. With more than 9,000 team members in over 15 countries, we combine global expertise with local insight to deliver innovative solutions. We operate across the Americas, Europe, and India, working with over 3,000 clients in many of today's highest-growth industries.

Together, we shape what's next-working shoulder to shoulder to deliver impactful solutions for our clients and society. Our culture is built by the people who work at CTG, the values we hold, and the actions we take. It's a living, breathing thing that is renewed every day through the ways we engage with each other, our clients, and our communities. At CTG, you'll find a workplace where you are encouraged to grow, supported in your ambitions, and empowered to shape your own career journey. For more information, visit www.ctg.com .

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.