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Senior Mainframe Developer Jobs in Quincy, MA (NOW HIRING)

DTCC

Infrastructure Engineer [2027 EDGE Program]

Boston, MA · On-site

$116K - $153K/yr

Additionally, the program features regular networking sessions that facilitate exposure to senior ... DevOps, database technologies, mainframe, or technology operations. * Interest in financial ...

DTCC

Infrastructure Engineer [2027 EDGE Program]

Boston, MA · On-site

$116K - $153K/yr

Additionally, the program features regular networking sessions that facilitate exposure to senior ... DevOps, database technologies, mainframe, or technology operations. * Interest in financial ...

Prophecy Technologies

Java Architect

Boston, MA · On-site

$68.50 - $92.25/hr

... Senior Application Solution Architect to lead large-scale application modernization, cloud ... Mainframe or Monolith Modernization • Platform Engineering • Integration Architecture • ...

ICONSTAFF

Application Architect

Lexington, MA · On-site

$250K - $400K/yr

Senior Dynamics 365 Architect Hybrid - Greater Boston, MA About the Opportunity Join a privately ... mainframes. Their engineering bar is exceptionally high and employee tenure is long. They ...

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Senior Mainframe Developer information

See Quincy, MA salary details

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How much do senior mainframe developer jobs pay per hour?

As of Sep 8, 2026, the average hourly pay for senior mainframe developer in Quincy, MA is $60.62, according to ZipRecruiter salary data. Most workers in this role earn between $56.88 and $66.20 per hour, depending on experience, location, and employer.

What is a senior mainframe developer?

Senior Mainframe Developers are experienced professionals who design, develop, and maintain mainframe systems—large-scale computers used by organizations for critical applications, bulk data processing, and enterprise resource planning. They are proficient in languages like COBOL, JCL, and Assembler, and often work with databases and transaction processing systems. Their responsibilities include troubleshooting system issues, optimizing performance, mentoring junior developers, and ensuring the reliability and security of mainframe operations.

What are some common challenges faced by senior mainframe developers when integrating legacy systems with modern technologies?

Senior Mainframe Developers often encounter challenges when integrating legacy mainframe systems with newer technologies such as cloud platforms, APIs, or microservices. These challenges include ensuring data consistency, maintaining system security, and minimizing downtime during migrations. Collaboration with cross-functional teams, such as infrastructure engineers and application developers, is key to developing seamless integration solutions. Staying up-to-date with modernization tools and best practices can help address these complexities and support the organization's digital transformation goals.

What are the key skills and qualifications needed to thrive as a senior mainframe developer, and why are they important?

To thrive as a Senior Mainframe Developer, you need deep expertise in mainframe programming languages (like COBOL, JCL, and PL/I), systems analysis, and a strong understanding of legacy application architectures, typically supported by a degree in computer science or related experience. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is essential, along with relevant certifications like IBM Certified System Programmer. Excellent problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior developers. These skills are crucial for maintaining mission-critical systems, ensuring reliability, and guiding modernization efforts in complex enterprise environments.

What are popular job titles related to Senior Mainframe Developer jobs in Quincy, MA?

For Senior Mainframe Developer jobs in Quincy, MA, the most frequently searched job titles are:

What job categories do people searching Senior Mainframe Developer jobs in Quincy, MA look for?

The top searched job categories for Senior Mainframe Developer jobs in Quincy, MA are:

What cities near Quincy, MA are hiring for Senior Mainframe Developer jobs?

Cities near Quincy, MA with the most Senior Mainframe Developer job openings:

Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in Quincy, MA as of August 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 100% In-person job distribution, with an average salary of $126,087 per year, or $60.6 per hour.

Python Full Stack Engineer with AI and Angular

Hirekeyz Inc

Boston, MA • On-site

Contractor

Re-posted 7 days ago

Job description

Role: Python Full Stack Engineer with AI and Angular
 
Location: Boston - Massachusetts - USA
 
Duraction: Long Term Contract
 
Job Description:
 

Job Summary

  • Provide application software development services and technical support in complex situations.
  • Lead technical design, development, and documentation of cross-functional, multi-platform application systems.
  • Analyze, define, and document requirements for data workflow, logical processes, and system interfaces.
  • Ensure expected application performance levels by coordinating coding, testing, implementation, and documentation.

Key Responsibilities

  • Requirements & Documentation
    • Support requirements gathering and prepare BRD/SRD documentation as needed.
    • Develop flowcharts, layouts, and documentation to satisfy requirements and solution design.
    • Compile system/procedure documentation authored by senior developers.
  • Software Development
    • Execute full lifecycle software development and follow the Software Development Life Cycle (SDLC) best practices.
    • Write well-designed, testable, and efficient code.
    • Integrate software components into a fully functional software system.
    • Maintain software functionality and currency; manage technical debt.
    • Apply security and privacy principles throughout design and implementation.
  • Testing & Quality
    • Review test plans and test data.
    • Analyze, design, and develop tests and test automation suites.
    • Develop software verification plans and quality assurance procedures.
    • Actively participate in code reviews.
  • Deployment & Support
    • Participate in deployment activities following all change controls.
    • Troubleshoot, debug, and upgrade existing systems.
    • Provide ongoing maintenance, support, and enhancements to existing systems and platforms.
    • Ensure software is updated with the latest features.
    • Provide recommendations for continuous improvement.
  • Team & Delivery Leadership
    • Allocate and coordinate work within a team/project as required.
    • Mentor junior-level engineers.
    • Contribute to the achievement of related team objectives.

Learning & Continuous Development

  • Complete all mandatory training and policy-awareness curricula on time.
  • Use learning tools (e.g., Pluralsight) to complete recommended and aspirational targets set in personal development plans.

Collaboration & Ways of Working

  • Leverage existing product functionality and promote reuse.
  • Work alongside other engineers to elevate technology standards and consistently apply best practices.
  • Collaborate closely with team members and take shared responsibility for team commitments.
  • Collaborate cross-functionally with data engineers, business users, project managers, and other engineers to deliver elegant solutions.
  • Utilize local meetups/communities of practice to gain and share knowledge.

Qualifications / Experience

  • Thorough knowledge of SDLC.
  • Prior experience using an application development toolkit and mainframe development technologies such as COBOL, DB2, and CICS.
  • Strong communication, organization, and teamwork skills.

Skillset

  • AI Assisted Development
  • COBOL, JCL, CICS, DB2, VSAM
  • Object-oriented programming concepts
  • DevOps tools and concepts including Git branching strategies, pull/merge requests
  • Agile tools including Jira, Zephyr Scale, Confluence

Skills

Mandatory Skills : Angular, Java, Oracle PL/SQL, Python, AI