51 Mainframe Assembler Jobs

We are looking for a skilled Assembler Specialist with strong expertise in IBM Mainframe Assembler (HLASM) to design, develop, optimize, and maintain high-performance system-level applications. The ideal candidate should have deep technical knowledge of low-level programming, z/OS architecture, and performance tuning. Key Responsibilities Develop, enhance, and maintain applications using IBM High-Level Assembler (HLASM) . Optimize system-level code for performance, memory usage, and reliability. Work with z/OS components such as MVS, JCL, TSO/ISPF, batch processing , and system utilities. Debug and troubleshoot complex issues using tools like IPC/ISPF, Abend-AID, Fault Analyzer , or equivale...

Job Summary: We are looking for an experienced Mainframe Developer with strong expertise in COBOL, JCL, Assembler, and IBM mainframe technologies . The candidate will be responsible for designing, developing, testing, and maintaining enterprise-level mainframe applications. Key Responsibilities: Develop, enhance, and maintain mainframe applications using COBOL, JCL, and Assembler . Analyze business requirements and convert them into technical specifications. Perform coding, unit testing, debugging, and performance tuning. Work on mainframe tools like VSAM, DB2, ISPF, TSO, SDSF . Modify and optimize existing COBOL/Assembler code for improved performance. Troubleshoot production issues and pro...

Role Overview As a skilled Mainframe Assembler at Programming.com, your primary responsibility will be to write, test, and debug assembler code to optimize system performance. You will collaborate with team members to deliver high-quality software solutions, analyze user requirements, troubleshoot production issues, and ensure adherence to organizational standards and guidelines. Key Responsibilities - Write, test, and debug Mainframe Assembler code - Optimize system performance - Collaborate with team members for software solution delivery - Analyze user requirements and troubleshoot production issues - Ensure adherence to organizational standards and guidelines Qualifications - Proficiency...

As a Mainframe Assembler + Java Developer at our Bangalore location with 7+ years of experience, your role will involve showcasing strong knowledge in Mainframe technologies, especially CICS and WebSphere MQ. You should have proven experience as a developer/system programmer, focusing on high performance and low latency applications in C/C++. Proficiency in multi-threading, concurrency, and asynchronous programming is crucial. Additionally, you must possess a solid understanding of data structures, algorithms, and object-oriented design principles. Key Responsibilities: - Hands-on experience in Assembler - Demonstrating proficiency in Mainframe technologies, especially CICS and WebSphere MQ ...

Primary skills: Mainframe Assembler, HLASM, IBM z/OS HLASM, Assembler programming . Job Overview: We are seeking an Assembler Developer to join our team working on a cutting-edge z/OS security product. The ideal candidate will have solid experience in assembler programming, a working knowledge of REXX, and a background in z/OS mainframe systems programming. This role requires adaptability to our agile work environment and a commitment to learning and implementing Rockets methodologies. Key Responsibilities: Develop, maintain, and enhance assembler code within a secure z/OS environment. • Collaborate with cross-functional teams in an agile work setting to meet project deadlines. • Follow esta...

As a Mainframe Assembler Developer located in Pune (Hybrid) with a shift timing of 1 PM - 10 PM, you will be a key player in migrating projects from Mainframe to modern technologies like Java and Cloud. Your role will require expertise in Mainframe Assembler, strong debugging skills, and hands-on Java development. Key Responsibilities: - Work extensively on Mainframe Assembler, focusing on debugging and performance tuning. - Participate actively in Mainframe-to-Java/Cloud migration projects. - Contribute to all SDLC activities related to Mainframe Assembler. - Write and maintain Java code with a minimum of 2+ years of Java experience required. - Troubleshoot issues and provide support for mo...

Role Overview: BMC empowers nearly 80% of the Forbes Global 100 by unlocking human and machine potential to drive business growth, innovation, and sustainable success. By connecting people, systems, and data, BMC enables the world's largest organizations to seize a competitive advantage. Key Responsibilities: - Strong Mainframe Assembler with some CICS experience - Minimum 8-9 years of Assembler Experience required for understanding the product, storage control blocks, Dump Analysis for customer issues, communicating with the customer, etc. - Good to have knowledge of Z/OS internal concepts, Control Blocks knowledge, Dump Analysis using Abend Aid or IPCS tools Qualifications Required: - Stro...

Roles and Responsibilities : Design, develop, test, and maintain complex mainframe applications using TPF/TPFDF. Collaborate with cross-functional teams to identify business requirements and translate them into technical solutions. Develop high-quality code that meets performance, scalability, and security standards. Troubleshoot issues related to application deployment on IBM System z platforms. Job Requirements : 3-22 years of experience in IT Services & Consulting industry. Strong expertise in Mainframe Assembler (MASM) programming language. Proficiency in developing applications using Transaction Processing Facility (TPF) or Total Package Facility Development (TPFDF). Experience working ...

Mainframe Assembler Location- PAN India Mode- Hybrid Budget 18 LPA Experience: 8 years Shift Timing: 1:30 pm IST -10:30 pm IST Job Summary This position reports to the IT Application Manager and is responsible for the development, deployment, and support of new and existing applications to meet the current and future needs of the business. Senior Programmer Analysts participate in all phases of the System Development Life Cycle as needed, applying expert knowledge of system interaction and business familiarity to meet business needs. This work is performed as part of a team or as a team lead, depending on the project. Primary Duties & Responsibilities Coordinate with clients and other I.T. p...

Role: Mainframe Developer Experience: 6+ Years Role Overview We are looking for an experienced Mainframe Developer with strong expertise in Mainframe technologies and hands-on experience in Java and modern platforms . The ideal candidate will have a deep understanding of enterprise-level systems, a passion for learning emerging technologies, and the ability to design and implement complex system enhancements. Key Responsibilities Design, develop, and maintain applications on Mainframe technologies including COBOL, JCL, CICS, and DB2 . Lead and participate in the design and implementation of complex system enhancements and integrations. Collaborate with cross-functional teams including produc...

Here is how, through this exciting role, YOU will contribute to BMC's and your own success: Assess changes from IBM Db2, explain them to teams, determine the impacted products, and integrate necessary work into the team pipeline. Identify and diagnose internal Db2 system problems, determine root causes, and enhance processes based on findings. Isolate issues and report tickets to IBM for resolution. Conduct general and repeatable training on Db2 concepts for team members. Develop specialized Db2 systems tailored to specific team needs. Investigate customer issues across multiple products when Db2 failures are involved. Represent BMC on customer calls, potentially with IBM or other vendors, t...

Job Summary: We are seeking an experienced COBOL Assembler Developer to design, develop, maintain, and enhance applications running on IBM Mainframe systems . The ideal candidate should have deep expertise in COBOL , Assembler , and related mainframe technologies, along with strong debugging and performance optimization skills. Key Responsibilities: Design, develop, code, test, and implement programs using COBOL , Assembler , JCL , and VSAM . Analyze and modify existing mainframe applications to meet business and technical requirements. Troubleshoot production issues and provide timely resolutions. Work with DB2 , IMS , or VSAM databases for data storage and retrieval. Optimize and refactor ...

Job Overview: • 3 years of development experience • Very good Hands-on in Assembler programming. • Good experience on Cobol, JCL, VSAM, Db2, CICS, Mainframe Utilities, • Strong ability to gather and analyze requirements and translate them into technical specification. • Ability to design, code, unit test, turnover, implement and support the changes. • Writing and executing the unit test scenarios/cases to ensure the code quality and reliability. • Deep understanding of all lifecycle components (code, test, deploy) • Ability to present designs to peers and Product Owner for approval. • Troubleshooting and debugging code to resolve technical issues. • Optimizing application performance to ensu...

Job Description: 7+ years of experience in MF technical stream in USA market Strong experience in COBOL, JCL, Easytrieve, VSAM, CICS, DB2 etc. Strong communication skills, stakeholders management skills Strong knowledge of Life Insurance products as Term or Whole Life or Annuities Strong experience in Agile methodology Must have experience to work for US Life Insurance Customers Note: We need someone with strong experience with Life insurance domain specifically (Not health care Insurance). Who have good coding experience on Mainframe. Interested candidates can share their profile with me at nidhi.suryavanshi@quadranttechnologies.com

Are you passionate about mainframe and airline domain technologies? Were looking for a talented TPF Developer with solid hands-on experience in TPF application development and maintenance. You’ll work on complex, high-performance systems that power real-world enterprise solutions. Key Details: Experience: Minimum 4 years (relevant in TPF Development) Location: Bengaluru/Noida Role: Full-time / On-site Skills: TPF Application Development, TPF Assembler, C/C++ (preferred), Debugging & System Analysis If you’re ready to take on challenging and rewarding work in a dynamic environment — we’d love to hear from you!

Job Description: 7+ years of experience in MF technical stream in USA market Strong experience in COBOL, JCL, Easytrieve, VSAM, CICS, DB2 etc. Strong communication skills, stakeholders management skills Strong knowledge of Life Insurance products as Term or Whole Life or Annuities Strong experience in Agile methodology Must have experience to work for US Life Insurance Customers Note: We need someone with strong experience with Life insurance domain specifically (Not health care Insurance). Who have good coding experience on Mainframe. Interested candidates can share their profile with me at Deepak.B@quadranttechnologies.com

Role Purpose The purpose of the role is to support process delivery by ensuring daily performance of the Production Specialists, resolve technical escalations and develop technical capability within the Production Specialists. Do Oversee and support process by reviewing daily transactions on performance parameters Review performance dashboard and the scores for the team Support the team in improving performance parameters by providing technical support and process guidance Record, track, and document all queries received, problem-solving steps taken and total successful and unsuccessful resolutions Ensure standard processes and procedures are followed to resolve all client queries Resolve cl...

Responsibilities: * Design, develop, test & maintain mainframe applications using Cobol, CICS, JCL, DB2 & VSAM on Z/OS with MS DB backup. Strong debugging & problem-solving Independent & team collaboration CICS (hands-on expertise) Provident fund

Primary skills: Mainframe Assembler, HLASM, IBM ZOS HLASM, Assembler programming . Job Overview: We are seeking a skilled Mainframe Developer with a strong background in security practices and proficiency in Assembler programming to join our team. The ideal candidate will design, develop, and maintain mainframe applications, focusing on robust security integration, efficient performance, and adherence to industry best practices. This role offers the opportunity to work on cutting-edge mainframe security solutions in a collaborative and innovative environment. Key Responsibilities: Design, develop, test, and maintain mainframe applications using Assembler and other mainframe programming langu...

Job Overview: • 3 years of development experience • Very good Hands-on in Assembler programming. • Good experience on Cobol, JCL, VSAM, Db2, CICS, Mainframe Utilities, • Strong ability to gather and analyze requirements and translate them into technical specification. • Ability to design, code, unit test, turnover, implement and support the changes. • Writing and executing the unit test scenarios/cases to ensure the code quality and reliability. • Deep understanding of all lifecycle components (code, test, deploy) • Ability to present designs to peers and Product Owner for approval. • Troubleshooting and debugging code to resolve technical issues. • Optimizing application performance to ensu...

As a Mainframe Assembler + Java Developer at our Bangalore location with 7+ years of experience, you will be required to have hands-on Assembler experience. Your role will involve showcasing strong knowledge in Mainframe technologies, especially CICS and WebSphere MQ. You should have proven experience as a developer/system programmer, focusing on high performance and low latency applications in C/C++. Proficiency in multi-threading, concurrency, and asynchronous programming is crucial. Additionally, you must possess a solid understanding of data structures, algorithms, and object-oriented design principles. - Showcase strong knowledge in Mainframe technologies, especially CICS and WebSphere ...

About H&W Computer Systems, Inc. (Banyans Portfolio Operating Company) Since 1979, H&W has been creating superior mainframe software solutions to meet the needs of large data centers. Today, many corporations worldwide, including Global 500 companies, trust H&W as a partner for their critical enterprise software. We enjoy the atmosphere of a small company that knows a work life balance is the priority, while having the support of a big parent company. Job Title: Senior System Programmer- Mainframe Development Position Summary: We are seeking an experienced Mainframe Developer with deep expertise in IBM mainframe environments. As a key member of our organization, you will be responsible for c...

Job Title: Mainframe Developer CICS & Assembler (Hybrid, Bangalore, UK Shift) Location: Bangalore (Hybrid Work Model) Shift: UK Shift (Approx. 1 PM – 10 PM IST) Experience: 8+ Years Job Description: We are looking for an experienced Mainframe Developer with strong expertise in CICS and Assembler programming to join our client’s team in Bangalore. The role involves designing and implementing CICS-based applications, managing CICS transactions, and developing assembler routines for performance-critical systems. Key Responsibilities: Design, develop, and maintain CICS-based mainframe applications. Define and manage CICS transactions effectively. Write and optimize high-level assembler (HLASM) c...

Greetings, TCS is looking for Mainframe Assembler Developer Experience: 6 - 12 years Only Education: Minimum 15 years of full time education (10th, 12th and Graduation) Location:Bangalore/Chennai/ Trivandrum/ Coimbatore Must-Have Strong command over COBOL programming and JCL scripting for batch job execution and system integration. Experience with mainframe tools like ISPF, TSO, and File-AID. Skilled in working with DB2, VSAM, and writing complex SQL queries for data processing and analysis. Hands-on experience in CICS for online transaction processing. Proficient in using debugging tools like Xpediter or InterTest to identify and fix issues in legacy codebases. Experience in maintaining and...

Greetings! TCS India presents excellent opportunities for IT professionals. Role :- Mainframe Assembler Developer Experience :- 3-5 years Location :- Chennai Required Technical Skill Set :- MVS Assembler, JCL, ISPF, PL/1, DB2 Must-Have :- MVS Assembler, JCL Good to have :- Cobol, DB2, PL/1 TCS Eligibility Criteria: *BE/B.Tech/MCA/M.Sc/MS with minimum 3 years of relevant IT-experience post Qualification. *B.Sc Graduates with minimum 4+ years of relevant IT-experience post qualification. *Only Full Time courses would be considered. *Consistent academic records class X onwards (Minimum 50%) *Candidates who have attended TCS interview in the last 3 months need not apply.