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40 it mainframe developer jobs found

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Randstad Technologies
Cobol Engineer
Randstad Technologies Columbus, OH, USA
job summary: Seeking Engineer level II (Senior Mainframe Developer) to join our Mainframe Engineering team. The ideal candidate will bring deep technical expertise in COBOL, CICS, DB2 and JCL plus the ability to grasp an understanding of complex enterprise environments. This role will contribute to major project initiatives, collaborating closely with engineering peers, product teams, and business partners to deliver high‑quality, scalable solutions. Engineer II most often use agile techniques and are a part of a larger, cross-functional team. There will also be a need to support on-call both business hours and off-hours. Key Responsibilities - Design, develop, test, and implement mainframe-based solutions using COBOL, DB2, CICS, and JCL. - Analyze system requirements and translate them into high‑quality technical deliverables. - Troubleshoot, optimize, and enhance existing code within a high‑availability mainframe environment. - Participate actively in Agile ceremonies,...

Mar 11, 2026
RS
Principal Customer Solutions Engineer
Rocket Software, Inc. Waltham, MA, USA
It's fun to work in a company where people truly BELIEVE in what they're doing! Job Description Summary: The Customer Solutions Engineer a highly skilled Mainframe Modernization Senior Consultant to provide technical support and/or leadership in the creation and delivery of technology solutions designed to support our Customers' Digital Transformation The ideal candidate will possess deep technical skill and relevant project experience in at least one of the following focus areas: · Provide services to customers (75%) o Works on complex project scope with minimal direction from with Customer/SI nominated representatives to accomplish assigned tasks. o Contributes to design for specific deliverables and assists in the deployment Rocket products o Contribute to implement new solutions under the direction of Delivery Architects o Create proof of concept / proof of value technology analysis and pilots. o Conduct external and internal technical...

Mar 10, 2026
IG
Principal software engineer
Insight Global Milford Mill, MD, USA
Job Description · Design and develop software applications using Twelve-Factor App methodology from functional requirements. · Develop highly innovative UI design, Web components, achieved through collaboration and dialogue with other experts in the field. The candidate will continually assess advancements in technologies to gauge and recommend better solutions for the customer to improve the software developer experience and efficient delivery of software. · Implementation of Graphical User Interface (GUI) using the presentation tier technologies such as AngularJS, ReactJS, Node JS, Type Script, JavaScript, JSP, HTML, CSS, XML, AJAX, and jQuery,. · Front end development using modern JavaScript and experience with ES13+ features, such as classes, arrow functions, template literals and modules. · Design Web Page components that are compliant with Section 508 of the Rehabilitation Act (29 U.S.C. 794d). · Design and develop Microservices using Spring Boot, Java and...

Mar 09, 2026
KS
Application Engineer- Actuarial Systems (Hybrid)
KSM Securian Financial Group Saint Paul, MN, USA
*Securian Financial Groups internal position title is Engineering Sr Analyst. Position Summary: Are you an experienced application developer passionate about creating impactful technology solutions? Securian Financial is seeking an Engineering Senior Analyst with 2-4 years of proven application development experience, specifically skilled in Java, Mainframe, and Informatica, to join our Life & Annuity Actuarial Systems Technology team. As a crucial member of our agile scrum team, you'll innovate, optimize data processing, and support critical actuarial systems, leveraging a diverse technology stack including AWS, Spring, SQL Server, and Oracle. Responsibilities include but not limited to: Own critical business application support, promptly resolving complex production issues to ensure reliable and efficient operations. Drive modernization initiatives such as Application Rationalization and migration to AWS, significantly enhancing our systems' capabilities and performance....

Mar 08, 2026
MasterCard
Full time
 
Senior Software Engineer (Mainframe)
MasterCard O'Fallon, MO, USA
Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer (Mainframe) Who is Mastercard Mastercard is a global technology company in the payments industry. We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using...

Feb 15, 2026
PNC
Software Engineer Sr - Mainframe Support
PNC Strongsville, OH, USA
Position Overview At PNC, our people are our greatest differentiator and competitive advantage in the markets we serve. We are all united in delivering the best experience for our customers. We work together each day to foster an inclusive workplace culture where all of our employees feel respected, valued and have an opportunity to contribute to the company's success. As a Software Engineer within PNC's Technology organization, you will be based in Pittsburgh, PA or Cleveland, OH. We are seeking a highly skilled Mainframe Developer with strong expertise in ZOS Connect, COBOL-based systems, job scheduling tools, and modern software engineering practices. The ideal candidate will lead technical solution design, support modernization initiatives, mentor team members, and help advance enterprise capabilities through robust, scalable mainframe solutions. Technical Development & Integration Build and expose REST APIs using ZOS Connect to integrate mainframe...

Feb 13, 2026
PNC
Full time
 
Software Engineer Sr - Mainframe Support
PNC Pittsburgh, PA, USA
Job Profile Position Overview At PNC, our people are our greatest differentiator and competitive advantage in the markets we serve. We are all united in delivering the best experience for our customers. We work together each day to foster an inclusive workplace culture where all of our employees feel respected, valued and have an opportunity to contribute to the company’s success. As a Software Engineer within PNC’s Technology organization, you will be based in Pittsburgh, PA or Cleveland, OH. We are seeking a highly skilled Mainframe Developer with strong expertise in ZOS Connect, COBOL-based systems, job scheduling tools, and modern software engineering practices. The ideal candidate will lead technical solution design, support modernization initiatives, mentor team members, and help advance enterprise capabilities through robust, scalable mainframe solutions. Technical Development & Integration Build and expose REST APIs using ZOS Connect to integrate...

Feb 12, 2026
PNC
Infrastructure Engineer Sr - ACF2/Mainframe
PNC Pittsburgh, PA, USA
R212808 Job Profile Position Overview At PNC, our people are our greatest differentiator and competitive advantage in the markets we serve. We are all united in delivering the best experience for our customers. We work together each day to foster an inclusive workplace culture where all of our employees feel respected, valued and have an opportunity to contribute to the company’s success. As an Infrastructure Engineer Sr within PNC's Enterprise Technology organization, you will be based in Pittsburgh, PA, Dallas, TX, Birmingham, AL, Cleveland, OH, or Phoenix, AZ. Due to the nature of this position we are seeking passionate IT Engineers. Candidates should have experience with the following: Mainframe Security & Platform Software Maintenance Own security administration and product installs for the mainframe infrastructure platform team—covering ACF2/RACF policy updates, CF structure changes, log exchange configuration, and security-related support...

Mar 12, 2026
ED
Full time
 
Information Technology Specialist 3 (Programming) (NY HELPS), Box PIMS-1032/51808
Education Department, State Albany, NY, USA
Duties Description The New York State Education Department’s Office of Information Technology Services is looking for a talented and motivated candidate with a desire to enhance their technology skills to fill an Information Technology Specialist 3 (Programming) position. The incumbent will report to the unit lead, and responsibilities of this position will include, but not limited to: Design, develop, and maintain a reusable front-end component library aligned with the chosen front end framework for use across NYSED web applications and platforms; Implement and maintain component libraries in modern front-end frameworks and platforms, including Vue with TypeScript and Drupal, ensuring consistency, reusability, and long-term maintainability; Define and maintain strongly typed component APIs (e.g., props, events, slots, configuration objects) to support safe and predictable usage of shared components across multiple applications and teams; Develop accessible,...

Mar 12, 2026
AF
Workload Automation Senior Engineer or Engineer (Hybrid)
American Family Insurance Madison, WI, USA
You will be focus on Workload Automation for 24 x 7 batch job processing. You will collaborate with others in the division to provide and maintain applications that meet our needs. Responsible for software development for moderate to complex business solutions, providing technical guidance for specific applications. You will report to the Technology Services Senior Manager. You will be expected to work a minimum of 10 days per month from the office. You should reside within approximately 35-50 miles of one of the following office locations: Madison, WI 53783 or Boston, MA 02110. Internal candidates are encouraged to apply regardless of location and will be considered based upon the needs of the role. #LI-Hybrid Candidates who require sponsorship will not be considered for this position. Position Compensation Range: $99,000.00 - $167,000.00 Pay Rate Type: Salary Compensation may vary based on the job level and your geographic work location. Relocation...

Mar 10, 2026
En
Data Engineer
Ensono Des Moines, IA, USA
Data EngineerRemote - United StatesJR012769 At Ensono , our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation. We can Do Great Things because we have great Associates . The Ensono Core Values unify our diverse talents and are woven into how we do business. We achieve our purpose by living five core values: Honesty, Reliability, Collaboration, Curiosity, and Passion! At Ensono, we are evolving into a software-first Managed Services Provider -a place where AI, automation, and human expertise work together to deliver 10x productivity for our clients. Our Envision Operating System is the backbone of this transformation, orchestrating...

Mar 09, 2026
AF
Full time
 
Workload Automation Senior Engineer or Engineer (Hybrid)
American Family Insurance Boston, MA, USA
You will be focus on Workload Automation for 24 x 7 batch job processing. You will collaborate with others in the division to provide and maintain applications that meet our needs. Responsible for software development for moderate to complex business solutions, providing technical guidance for specific applications. You will report to the Technology Services Senior Manager. You will be expected to work a minimum of 10 days per month from the office. You should reside within approximately 35-50 miles of one of the following office locations: Madison, WI 53783 or Boston, MA 02110. Internal candidates are encouraged to apply regardless of location and will be considered based upon the needs of the role. Candidates who require sponsorship will not be considered for this position. Position Compensation Range $99,000.00 - $167,000.00 Pay Rate Type Salary Compensation may vary based on the job level and your geographic work location. Relocation support is offered for...

Mar 09, 2026
First National Bank of Omaha
Senior Mainframe z/OS Engineer ( Remote/ Work from Home)
First National Bank of Omaha Minneapolis, MN, USA
ABOUT FNTS As a nationally recognized Cloud Service Provider, FNTS has a proven history guiding our customers through their cloud journey. FNTS has a passion for all things multi-cloud and provides flexible cloud solutions, with a continued focus on orchestrating agility, transparency and IT optimization for our customers, all while keeping cost containment top-of-mind. With an elevated security posture consisting of layered security solutions, FNTS specializes in partnering with customers in highly regulated and compliance-driven industries. Our culture and our employees are the heart of our story - and we're committed to their success! Please see below the details of this career opportunity and how it fits into our organization's success. Summary of the Job: The Mainframe Senior Engineer Position is part of a managed services engineering team. The Mainframe Senior Engineer is responsible for maintaining customer environments and solving technical problems in an efficient...

Mar 09, 2026
AF
Full time
 
Workload Automation Senior Engineer or Engineer (Hybrid)
American Family Insurance Madison, WI, USA
You will be focus on Workload Automation for 24 x 7 batch job processing. You will collaborate with others in the division to provide and maintain applications that meet our needs. Responsible for software development for moderate to complex business solutions, providing technical guidance for specific applications. You will report to the Technology Services Senior Manager. You will be expected to work a minimum of 10 days per month from the office. You should reside within approximately 35-50 miles of one of the following office locations: Madison, WI 53783 or Boston, MA 02110. Internal candidates are encouraged to apply regardless of location and will be considered based upon the needs of the role. Candidates who require sponsorship will not be considered for this position. Position Compensation Range $99,000.00 - $167,000.00 Pay Rate Type Salary Compensation may vary based on the job level and your geographic work location. Relocation support is offered for...

Mar 09, 2026
En
Data Engineer
Ensono Lincoln, NE, USA
Data EngineerRemote - United StatesJR012769 At Ensono , our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation. We can Do Great Things because we have great Associates . The Ensono Core Values unify our diverse talents and are woven into how we do business. We achieve our purpose by living five core values: Honesty, Reliability, Collaboration, Curiosity, and Passion! At Ensono, we are evolving into a software-first Managed Services Provider -a place where AI, automation, and human expertise work together to deliver 10x productivity for our clients. Our Envision Operating System is the backbone of this transformation, orchestrating...

Mar 08, 2026
En
Data Engineer
Ensono Indianapolis, IN, USA
Data EngineerRemote - United StatesJR012769 At Ensono , our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation. We can Do Great Things because we have great Associates . The Ensono Core Values unify our diverse talents and are woven into how we do business. We achieve our purpose by living five core values: Honesty, Reliability, Collaboration, Curiosity, and Passion! At Ensono, we are evolving into a software-first Managed Services Provider -a place where AI, automation, and human expertise work together to deliver 10x productivity for our clients. Our Envision Operating System is the backbone of this transformation, orchestrating...

Mar 08, 2026
En
Data Engineer
Ensono Columbia, SC, USA
Data EngineerRemote - United StatesJR012769 At Ensono , our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation. We can Do Great Things because we have great Associates . The Ensono Core Values unify our diverse talents and are woven into how we do business. We achieve our purpose by living five core values: Honesty, Reliability, Collaboration, Curiosity, and Passion! At Ensono, we are evolving into a software-first Managed Services Provider -a place where AI, automation, and human expertise work together to deliver 10x productivity for our clients. Our Envision Operating System is the backbone of this transformation, orchestrating...

Mar 08, 2026
En
Data Engineer
Ensono Jefferson City, MO, USA
Data EngineerRemote - United StatesJR012769 At Ensono , our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation. We can Do Great Things because we have great Associates . The Ensono Core Values unify our diverse talents and are woven into how we do business. We achieve our purpose by living five core values: Honesty, Reliability, Collaboration, Curiosity, and Passion! At Ensono, we are evolving into a software-first Managed Services Provider -a place where AI, automation, and human expertise work together to deliver 10x productivity for our clients. Our Envision Operating System is the backbone of this transformation, orchestrating...

Mar 08, 2026
En
Data Engineer
Ensono Nashville, TN, USA
Data EngineerRemote - United StatesJR012769 At Ensono , our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation. We can Do Great Things because we have great Associates . The Ensono Core Values unify our diverse talents and are woven into how we do business. We achieve our purpose by living five core values: Honesty, Reliability, Collaboration, Curiosity, and Passion! At Ensono, we are evolving into a software-first Managed Services Provider -a place where AI, automation, and human expertise work together to deliver 10x productivity for our clients. Our Envision Operating System is the backbone of this transformation, orchestrating...

Mar 08, 2026
En
Data Engineer
Ensono Santa Fe, NM, USA
Data EngineerRemote - United StatesJR012769 At Ensono , our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation. We can Do Great Things because we have great Associates . The Ensono Core Values unify our diverse talents and are woven into how we do business. We achieve our purpose by living five core values: Honesty, Reliability, Collaboration, Curiosity, and Passion! At Ensono, we are evolving into a software-first Managed Services Provider -a place where AI, automation, and human expertise work together to deliver 10x productivity for our clients. Our Envision Operating System is the backbone of this transformation, orchestrating...

Mar 08, 2026
En
Data Engineer
Ensono Topeka, KS, USA
Data EngineerRemote - United StatesJR012769 At Ensono , our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation. We can Do Great Things because we have great Associates . The Ensono Core Values unify our diverse talents and are woven into how we do business. We achieve our purpose by living five core values: Honesty, Reliability, Collaboration, Curiosity, and Passion! At Ensono, we are evolving into a software-first Managed Services Provider -a place where AI, automation, and human expertise work together to deliver 10x productivity for our clients. Our Envision Operating System is the backbone of this transformation, orchestrating...

Mar 08, 2026
DT
AI Engineer / AI Architect - Mainframe Modernization
DXC Technology East Hartford, CT, USA
Job Description: DXC Technology (NYSE: DXC) empowers global companies to operate their mission-critical systems and operations while modernizing IT, optimizing data architectures, and ensuring security and scalability across public, private, and hybrid clouds. Many of the world's largest companies and public sector organizations trust DXC to deliver exceptional service across the Enterprise Technology Stack, driving performance, competitiveness, and customer experience. Discover more about our commitment to excellence for customers and colleagues at DXC.com. We are seeking an AI professional with strong mainframe expertise to design, develop, and deploy AI-driven solutions that modernize and enhance legacy applications. This role bridges traditional mainframe environments with modern AI/ML technologies , enabling automation, intelligent insights, and scalable transformation of mission-critical systems. The ideal candidate combines hands-on experience with AI/ML...

Mar 08, 2026
DT
Engineer / architect
DXC Technology East Hartford, CT, USA
Job Description: DXC Technology (NYSE: DXC) empowers global companies to operate their mission-critical systems and operations while modernizing IT, optimizing data architectures, and ensuring security and scalability across public, private, and hybrid clouds. Many of the world's largest companies and public sector organizations trust DXC to deliver exceptional service across the Enterprise Technology Stack, driving performance, competitiveness, and customer experience. Discover more about our commitment to excellence for customers and colleagues at DXC.com. We are seeking an AI professional with strong mainframe expertise to design, develop, and deploy AI-driven solutions that modernize and enhance legacy applications. This role bridges traditional mainframe environments with modern AI/ML technologies , enabling automation, intelligent insights, and scalable transformation of mission-critical systems. The ideal candidate combines hands-on experience with AI/ML...

Mar 08, 2026
En
Data Engineer
Ensono Detroit, MI, USA
Data EngineerRemote - United StatesJR012769 At Ensono , our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation. We can Do Great Things because we have great Associates . The Ensono Core Values unify our diverse talents and are woven into how we do business. We achieve our purpose by living five core values: Honesty, Reliability, Collaboration, Curiosity, and Passion! At Ensono, we are evolving into a software-first Managed Services Provider -a place where AI, automation, and human expertise work together to deliver 10x productivity for our clients. Our Envision Operating System is the backbone of this transformation, orchestrating...

Mar 07, 2026
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