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Senior Mainframe Software Engineer Jobs in Philadelphia, PA

Lorven Technologies

Sr. Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Hi, Our client is looking for a Sr. Mainframe Developer in Wilmington, DE location below is the detailed requirement. Job Title: Sr. Mainframe Developer Location: Wilmington, DE * Bachelor's degree ...

Apolis

Sr Mainframe Developer

Wilmington, DE · On-site

* Job Title: Sr. Mainframe Developer Location: Hybrid (Minimum 3 Days Onsite) - Wilmington, DE 19803 Tax Term (W2, C2C): W2 Job Type (Permanent/Contract): Contract Duration: Long Term Open Description:

Divit Technologies, Inc.

Mainframe Engineer

Wilmington, DE · On-site

$47.50 - $61/hr

We are currently hiring for a Senior Mainframe Engineer for a hybrid opportunity in Dallas, TX for full time. Job title : Mainframe Engineer Interview : 2 rounds of Interview Work Mode : 5 DAYS Work ...

enexusglobal

Sr Mainframe Developer

Wilmington, DE · On-site

Job title: Sr Mainframe Developer Role is Hybrid (3 days/wk) Client address: 880 Powder Mill Rd Wilmington, DE 19803 Years of experience required: 8+ · Develops and implements solutions that address ...

Dew Softech Inc

Senior COBOL /Mainframe Developer

Trenton, NJ · On-site

$49.25 - $63.25/hr

Senior COBOL /Mainframe Developer Location: Trenton, NJ (On site) Position Type: Contract In Person interview *Local Candidates only. Candidates should have strong background in Cobol, ADABAS, and ...

Judge Group, Inc.

Sr Mainframe Developer

Wilmington, DE · On-site

$50.50/hr

Our client is currently seeking a Sr Mainframe Developer Years of experience required: 8+ Develops and implements solutions that address complex business challenges, enhancing the ability to make ...

Judge Group, Inc.

Sr Mainframe Developer

Wilmington, DE · On-site

$50.50/hr

Our client is currently seeking a Sr Mainframe Developer Develops and implements solutions that address complex business challenges, enhancing the ability to make data-driven decisions and improving ...

InterSources Inc

Mainframe Developer w/AWS

Malvern, PA · On-site

$48 - $61.75/hr

InterSources Inc is seeking a highly experienced Senior Mainframe Migration Engineer to join their team dedicated to modernizing client legacy applications. The role involves migrating core data and ...

Keylent

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61/hr

Role: Sr Mainframe Developer Location: Wilmington, DE Years of experience required: 8+ · Develops and implements solutions that address complex business challenges, enhancing the ability to make ...

inteletech

Data Developer (Mainframe)

Malvern, PA · On-site

$48 - $61.75/hr

Data Developer (Mainframe) Location: Malvern, PA (Hybrid and Local candidates required) Visa: or ... software solutions Ensuring software applications meet all performance and security requirements ...

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Senior Mainframe Software Engineer information

See Philadelphia, PA salary details

$76.2K

$144.6K

$193.7K

How much do senior mainframe software engineer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for senior mainframe software engineer in Philadelphia, PA is $144,594.00, according to ZipRecruiter salary data. Most workers in this role earn between $123,600.00 and $163,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior mainframe software engineer?

To thrive as a Senior Mainframe Software Engineer, you need deep expertise in COBOL, JCL, DB2, and mainframe architecture, often backed by a degree in computer science or related fields and several years of relevant experience. Familiarity with tools like IBM z/OS, CICS, RACF, and version control systems is typically required, along with certifications like IBM Certified System Programmer as a plus. Strong analytical thinking, problem-solving ability, and effective communication are crucial soft skills for leading projects and collaborating with cross-functional teams. These skills ensure reliable, secure, and efficient operation of critical legacy systems that are foundational to many large organizations.

What is a senior mainframe software engineer?

Senior Mainframe Software Engineers are experienced professionals who design, develop, maintain, and optimize software applications running on mainframe computer systems. They typically work with legacy programming languages such as COBOL, PL/I, or Assembler, and are responsible for ensuring the reliability, scalability, and security of critical business applications. Their role often includes troubleshooting complex issues, integrating new technologies with existing systems, and mentoring junior engineers. These specialists are essential for organizations that rely on mainframes for large-scale data processing and transaction management.

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

Senior Mainframe Software Engineers often encounter challenges when bridging legacy mainframe systems with newer technologies, such as ensuring compatibility, maintaining data integrity, and managing security risks. These integrations typically require a deep understanding of both the existing mainframe environment and the modern platforms being adopted. Collaboration with cross-functional teams, including application developers, architects, and business analysts, is essential to design effective solutions and minimize disruptions. Staying current with industry best practices and emerging tools can help address these challenges and ensure a smooth transition.

Are senior mainframe software engineers in demand?

Senior mainframe software engineers are in steady demand due to the continued reliance of many large organizations on mainframe systems for critical operations. Skills in COBOL, JCL, and mainframe modernization tools increase employability, especially in finance, government, and healthcare sectors where legacy systems remain essential.

What is the difference between Senior Mainframe Software Engineer vs Mainframe Developer?

AspectSenior Mainframe Software EngineerMainframe Developer
CredentialsBachelor's in Computer Science or related, often with certifications like IBM Certified SpecialistSimilar educational background, often with certifications in mainframe technologies
Work EnvironmentLarge enterprise IT departments, financial institutions, government agenciesSame as Senior Mainframe Software Engineer, often within similar industries
ResponsibilitiesDesign, develop, and oversee mainframe applications; lead projects; troubleshoot complex issuesDevelop and maintain mainframe applications; focus on coding and debugging

While both roles involve mainframe technologies and similar credentials, Senior Mainframe Software Engineers typically have more leadership responsibilities and oversee projects, whereas Mainframe Developers focus primarily on coding and application maintenance.

What are popular job titles related to Senior Mainframe Software Engineer jobs in Philadelphia, PA?

For Senior Mainframe Software Engineer jobs in Philadelphia, PA, the most frequently searched job titles are:

What job categories do people searching Senior Mainframe Software Engineer jobs in Philadelphia, PA look for?

The top searched job categories for Senior Mainframe Software Engineer jobs in Philadelphia, PA are:

Senior Mainframe Software Engineer jobs near you

Sr. Mainframe Developer

Lorven Technologies

Wilmington, DE • On-site

$47.50 - $61.25/hr

Full-time

Posted 6 days ago

Job description

Hi,
Our client is looking for a Sr. Mainframe Developer in Wilmington, DE location below is the detailed requirement.
Job Title: Sr. Mainframe Developer
Location: Wilmington, DE
Job Description:
  • Bachelor's degree in related field.
  • Expertise in COBOL, JCL, VSAM, IMS, CICS & DB2.
  • Expertise in CICS Programming including knowledge of CICS Screen Programming is Mandatory
  • Experience/Knowledge in building and maintaining new Test regions is preferred.
  • Experience coding in MQ Series & IMS DB is Mandatory.
  • Experience in Banking Compliance and Regulatory Platform is preferred.
  • Must have hands-on coding development experience.
  • Experience with version control.
  • Ability to communicate effectively with team members and clients and excellent problem-solving skills.
  • Develops and implements solutions that address complex business challenges, enhancing the ability to make data-driven decisions and improving operational efficiency
  • Prepares architecture and design documents for complex Banking applications keeping in mind design constraints that translate to coding
  • Develops secure and high-quality code that runs in sync with other highly efficient sub systems
  • Think out-of-the-box proactively and be creative by challenging conventional approaches and contribute towards operational efficiency
  • Troubleshoots problems, works with Product Teams and other stake holders to understand complex Requirements and be able to break them down to design/development.
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About Lorven technologies

Sourced by ZipRecruiter

Lorven Technologies, headquartered in Plainsboro, New Jersey, United States, is a reputable company in the technology industry, specializing in providing effective IT solutions and consulting services. The company's official website, lorventech.com, offers comprehensive insights into its offerings which include but are not limited to software development, IT consulting, project management, and business analysis. Since its inception, Lorven Technologies has been committed to ensuring efficiency and reliability in delivering IT services to its global clientele, establishing itself as a trusted name in the industry.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Plainsboro, NJ, US

Year founded

2001

Social media

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