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Mainframe Software Developer Jobs in Baltimore, MD

Keylent Inc

Z/OS Mainframe Systems Programmer

Gwynn Oak, MD · On-site

$57.25 - $73/hr

Z/OS Mainframe Systems Programmer Location: Woodlawn, MD Duration: Long Term Education / Experience ... Designs extensions and enhancements to mainframe operating systems software to support current ...

JS Consulting

Sr. Mainframe Developer

Woodlawn, MD · On-site

$51 - $65.50/hr

Job Title- Sr. Mainframe Developer Project Location - Woodlawn, MD (5 days per week onsite ... Develop JCL and software code using customer defined standards and software engineering best ...

Samprasoft

Mainframe

Owings Mills, MD · On-site

$46.75 - $60/hr

Mainframe Developer Contract to hire role (Not open for sponsorship) The project will involve broad ... professional software development experience in COBOL and associated mainframe technologies.

kgs

Mainframe Project Manager

Baltimore, MD

$48.75 - $62.50/hr

Software languages such as JCL/SQL (at least one programming language experience is required ... DB2/JCL/COBOL/VSAM/SFTP/GDG's and other mainframe skills preferred * TSO required * Sql Server, My ...

kgs

Mainframe Project Manager

Baltimore, MD · On-site

$48.75 - $62.50/hr

Software languages such as JCL/SQL (at least one programming language experience is required ... DB2/JCL/COBOL/VSAM/SFTP/GDG's and other mainframe skills preferred * TSO required * Sql Server, My ...

Koniag

Mainframe Project Manager

Baltimore, MD · On-site

$48.75 - $62.50/hr

Software languages such as JCL/SQL (at least one programming language experience is required ... DB2/JCL/COBOL/VSAM/SFTP/GDG's and other mainframe skills preferred * TSO required * Sql Server, My ...

Koniag, Inc.

Mainframe Project Manager

Baltimore, MD · On-site

$90K - $110K/yr

Software languages such as JCL/SQL (at least one programming language experience is required ... DB2/JCL/COBOL/VSAM/SFTP/GDG's and other mainframe skills preferred * TSO required * Sql Server, My ...

Anivas Tech LLC

Mainframe SRE

Upper Marlboro, MD · On-site

$48.50 - $62.50/hr

Collaborate with DevOps and development teams to extend CI/CD practices into mainframe pipelines * Document standard operating procedures, runbooks, and post-incident reviews * Participate in on-call ...

Teradata

Sr. Mainframe Application Developer

Annapolis, MD · On-site

$48.50 - $62.25/hr

What You'll Do Teradata is looking for a skilled Mainframe Developer to join our Customer Developer Tools (CDT) organization. This role is critical in supporting and evolving our mainframe-based ...

BDR Solutions LLC

Sr. COBOL /CICS/DB2 Developer

Lanham, MD · On-site +1

$49 - $62.75/hr

The role requires deep, hands-on IBM mainframe expertise and the ability to work within IRS ... Analyze work requests; design and implement COBOL programming modifications to BMF entities and ...

BDR Solutions LLC

Sr. COBOL /CICS/DB2 Developer

Lanham, MD · On-site

$49 - $62.75/hr

The role requires deep, hands-on IBM mainframe expertise and the ability to work within IRS ... Analyze work requests; design and implement COBOL programming modifications to BMF entities and ...

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All JobsMainframe Software Developer JobsMainframe Software Developer Jobs in Baltimore, MD

Mainframe Software Developer information

See Baltimore, MD salary details

$10

$53

$71

How much do mainframe software developer jobs pay per hour?

As of Jul 1, 2026, the average hourly pay for mainframe software developer in Baltimore, MD is $53.04, according to ZipRecruiter salary data. Most workers in this role earn between $46.83 and $60.19 per hour, depending on experience, location, and employer.

What does a mainframe developer do?

A mainframe developer designs, codes, tests, and maintains software applications that run on large mainframe computers. They often work with languages like COBOL, PL/I, or Assembler and use tools such as IBM Z/OS. Their role involves ensuring the reliability, security, and efficiency of critical enterprise systems.

Is mainframe developer a good career?

Mainframe software developers work with legacy systems that are still critical in many industries such as finance and government. The role offers stable employment, competitive salaries, and opportunities to develop expertise in languages like COBOL and tools like JCL. However, the field is specialized, and ongoing learning of mainframe technologies and certifications can enhance career prospects.

How does a Mainframe Software Developer typically collaborate with cross-functional teams in a modern IT environment?

Mainframe Software Developers frequently work with cross-functional teams that include business analysts, system architects, QA testers, and DevOps engineers. Collaboration often involves participating in daily stand-ups, code reviews, and joint problem-solving sessions to ensure seamless integration of mainframe applications with newer technologies. Developers also play a key role in translating business requirements into robust mainframe solutions, and may be involved in mentoring junior developers or coordinating with offshore teams. This collaborative environment helps ensure that legacy systems remain aligned with evolving business needs and IT strategies.

What is a Mainframe Software Developer?

A Mainframe Software Developer is an IT professional who designs, develops, tests, and maintains software applications that run on mainframe computers. These developers typically work with programming languages such as COBOL, JCL, and Assembler, and are responsible for ensuring the performance and reliability of critical business systems used by large organizations. Mainframe Software Developers often collaborate with business analysts, project managers, and other IT staff to support and enhance legacy systems, as well as to integrate new technologies with existing mainframe infrastructure.

What is the difference between Mainframe Software Developer vs Mainframe Systems Analyst?

AspectMainframe Software DeveloperMainframe Systems Analyst
Required CredentialsBachelor's in Computer Science or related field, certifications like IBM Certified SpecialistBachelor's in IT, Computer Science, or related, often with certifications in mainframe systems
Work EnvironmentDevelops and codes mainframe applications, often in COBOL, PL/I, or AssemblerAnalyzes system requirements, designs solutions, and coordinates between users and developers
Employer & Industry UsageFinancial institutions, government agencies, large corporations using mainframe systemsSame industries, focusing on system analysis, requirements gathering, and process improvements

While Mainframe Software Developers focus on coding and building mainframe applications, Mainframe Systems Analysts analyze existing systems and gather requirements to improve or implement new solutions. Both roles are essential in mainframe environments and often collaborate closely.

Can mainframe be replaced by AI?

Mainframe software developers work with large-scale, legacy systems that require specialized knowledge of mainframe environments, programming languages, and security protocols. While AI can automate certain tasks like data analysis and testing, it is unlikely to fully replace mainframe systems or the developers who maintain them, as mainframes continue to support critical enterprise operations. Instead, AI tools are often integrated to enhance efficiency and modernize existing mainframe workflows.

What are the key skills and qualifications needed to thrive as a Mainframe Software Developer, and why are they important?

To thrive as a Mainframe Software Developer, you need expertise in COBOL, JCL, mainframe operating systems (such as z/OS), and a background in computer science or related fields. Familiarity with mainframe tools like IBM CICS, DB2, and version control systems, along with certifications such as IBM Certified System Programmer, is highly valued. Strong analytical thinking, problem-solving abilities, and effective communication set standout professionals apart in this field. These skills ensure the maintenance of critical legacy systems, support for business operations, and seamless integration with modern technologies.

What is the salary of a mainframe developer?

The salary of a mainframe software developer typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Senior developers with specialized skills in COBOL, JCL, or mainframe environments can earn higher salaries, often exceeding $130,000. Compensation may also include benefits such as bonuses and retirement plans.
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What cities near Baltimore, MD are hiring for Mainframe Software Developer jobs? Cities near Baltimore, MD with the most Mainframe Software Developer job openings:
Mainframe Software Developer jobs near you
Infographic showing various Mainframe Software Developer job openings in Baltimore, MD as of June 2026, with employment types broken down into 75% Full Time, and 25% Contract. Highlights an 100% In-person job distribution, with an average salary of $110,320 per year, or $53 per hour.
Mainframe Software Developer

Mainframe Software Developer

Syntricate Technologies

Windsor Mill, MD • On-site

$49.75 - $64/hr

Other

Posted 5 days ago

Job description

Title: Mainframe Software Developer
Location: Windsor Mill, MD (Hybrid)
Rexx experience which is a must have. Key Required Skills Z/OS Mainframe development, COBOL, REXX, CLIST, JCL, and SQL, relational databases, DB2 and non-relational mainframe storage technology, TDD, and BDD Position Description
  • Develop JCL and software code using customer defined standards and software engineering best practices
  • Analyze root causes for batch job failures, take appropriate corrective steps to resolve issues in a timely fashion, and share findings with the team
  • Evaluate impacts of database schema changes on existing software components
  • Brief management, customer, team, or vendors using written or oral skills at an appropriate technical level for the audience
  • Prepare or update documentation as needed
  • Actively participate in peer reviews of project artifacts
  • Independently and/or collaboratively research problems and provide solutions
  • All other duties as assigned or directed.
Detailed Skills Requirements FOUNDATION FOR SUCCESS ( Basic Qualifications )
  • Bachelor's Degree in Computer Science, Mathematics, Engineering or a related field, or equivalent relevant experience
  • Masters or Doctorate degree may substitute for required experience
  • 7+ years of experience with COBOL, JCL, REXX, analysis, design, and development
  • Must be able to obtain and maintain a Public Trust. Contract requirement.
    *** Selected candidate must be willing to work on-site at least 2 days a week.
    FACTORS TO HELP YOU SHINE ( Required Skills )
    These skills will help you succeed in this position:
  • Solid experience with Z/OS Mainframe Development.
  • Experienced Developer in COBOL, JCL, REXX, and similar utilities/languages.
  • Strong knowledge of relational databases, dB2 and non-relational mainframe storage technology.
  • Solid exposure with automated unit testing, TDD, BDD, and associated technologies.
  • Strong debugging and troubleshooting skills.
  • Excellent verbal and written communication skills.
  • Excellent customer relations skills.
HOW TO STAND OUT FROM THE CROWD (Desired Skills)
Showcase your knowledge of modern development through the following experience or skills:
  • Experience with File Aid/RDX.
  • Experience with modern development software, tools, and methodologies, including Java and Python.?
Education
  • Bachelor's Degree with 3+ years of experience
  • Must be able to obtain and maintain a Public Trust. Contract requirement.

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