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Senior Mainframe Developer Jobs in Minnesota (NOW HIRING)

Lancesoft

Data Engineer

Minneapolis, MN · On-site +1

$75.75 - $83.33/hr

Support data validation, data reconciliation, and reports development for the Finance mainframe ... Senior experience with ETL and data pipeline tools such as Dataproc, Airflow, Dataform, dbt, or ...

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Senior Mainframe Developer information

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How much do senior mainframe developer jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for senior mainframe developer in Minnesota is $56.46, according to ZipRecruiter salary data. Most workers in this role earn between $52.98 and $61.68 per hour, depending on experience, location, and employer.

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 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 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.
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Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in Minnesota as of August 2026, with employment types broken down into 84% Full Time, 2% Part Time, and 14% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $117,447 per year, or $56.5 per hour.

Data Engineer

Lancesoft

Minneapolis, MN • On-site, Remote

$75.75 - $83.33/hr

Temporary

Medical, Dental, Vision, Life, Retirement

Posted 22 days ago

Job description


Shift: 1st Shift, Monday-Friday, standard working hours
Duration: 12 Months
Pay range: $75.75/hr. - $83.33/hr.
Remote
Job Description
Data Analyst -Finance Data Platform
Purpose: Support data validation, data reconciliation, and reports development for the Finance mainframe application modernization and data platform migration to modern GCP-based data platform.
Outcome: Identify data variance between legacy and modern platforms for modern Finance applications and 2 quarter parallel operation. Collaborate with product and business teams to identify root causes for the variances and resolve/document the variance to assist on Go-Live decision.
Core Skill: Hhands-on SQL experience with big data platforms/databases like Google BigQuery, Hadoop or similar data platform. Senior experience with ETL and data pipeline tools such as Dataproc, Airflow, Dataform, dbt, or similar tools. Experience with Python/Pyspark coding for data movement and analysis.
Required Skillset:
  • Senior level (5+ years) hands-on SQL experience with big data platforms/databases like Google BigQuery, Hadoop or similar data platform.
  • Senior experience with ETL and data pipeline tools such as Dataproc, Airflow, Dataform, dbt, or similar tools.
  • Good experience with Python/Pyspark coding for data movement and analysis.
  • Experience with data visualization and reporting tools such as Power BI, Looker, and LookML for dashboard development, KPI reconciliation, semantic layer validation, and data analysis.
  • Strong experience in data analysis, data validation, source-to-target reconciliation, duplicate detection, reject/error validation, audit/control total validation, and business rule validation.
  • Ability to analyze mapping documents, reporting requirements, transformation logic, data lineage, and data quality rules.
  • Experience creating reconciliation reports, validation summaries, exception reports, defect logs, and business sign-off documentation.
  • Strong communication and collaboration skills with the ability to work closely with engineering, product, finance, business, and legacy system teams.
Preferred Skillset:
  • Prior retail industry experience, especially working with large enterprise data in finance, supply chain, merchandising, inventory, stores, sales, digital, product, or customer domains.
  • Experience working with Google Cloud Medallion Data Layer and GCP supported data processing tools.
  • Familiarity with SAP S4 data structure and finance domain report building experience.
  • Experience working in agile delivery environments, including user stories, acceptance criteria, sprint ceremonies, defect triage, and iterative delivery.
General requirements:
  • Develop queries and dataset required to validate legacy vs modern applications datasets to identify data variances.
  • Develop reports using end user visualization tools to present the variances and trends between sources.
  • Document data variances and identified root causes in collaboration with Product Manager/Engineers/Business Teams and get business sign off for known variances.
  • Build dashboards for data variance trend for the stakeholders and assist on determining tolerance thresholds for Go Live decisions.
  • 5+ years working in data analytics role.
  • 1-3 years of experience working in agile team.

Employee Benefits:
At LanceSoft, full time regular employees who work a minimum of 30 hours a week or more are entitled to the following benefits:
  • Four options of medical Insurance
  • Dental and Vision Insurance
  • 401k Contributions
  • Critical Illness Insurance
  • Voluntary Permanent Life Insurance
  • Accident Insurance
  • Other Employee Perks
About LanceSoft
LanceSoft is rated as one of the largest staffing firms in the US by SIA. Our mission is to establish global cross-culture human connections that further the careers of our employees and strengthen the businesses of our clients. We are driven to use the power of our global network to connect businesses with the right people, and people with the right businesses without bias. We provide Global Workforce Solutions with a human touch.
Meet Your Recruiter
Tushar Ghatode
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About LanceSoft

Sourced by ZipRecruiter

Established in 2000, LanceSoft is a Certified MBE and Woman-Owned organization. Lancesoft Inc. is one of the highest rated companies in the industry. We have been recognized as one of the Largest Staffing firms and ranked in the top 50 fastest Growing Healthcare Staffing firms in 2022. Lancesoft offers short- and long-term contracts, permanent placements, and travel opportunities to credentialed and experienced professionals throughout the United States. We pride ourselves on having industry leading benefits. We understand the importance of partnering with an expert who values your needs, which is why we're 100% committed to finding you an assignment that best matches your career and lifestyle goals. Our team of experienced career specialists takes the time to understand your needs and match you with the right job Lancesoft has been chosen by Staffing Industry Analysts as one of the Best Staffing Firms to Work for.LanceSoft specializes in providing Registered Nurses, Nurse Practitioners, LPNs/LVNs, Social Workers, Medical Assistants, and Certified Nursing Assistants to work in Acute Care Centers, Skilled Nursing Facilities, Long-Term Care centers, Rehab Facilities, Behavioral Health Centers, Drug & Alcohol Facilities, Home Health & Community Health, Urgent Care Clinics, and many other provider-based facilities.

Industry

Recruiting and staffing services

Company size

1,001 - 5,000 Employees

Headquarters location

Herndon, VA, US

Year founded

2000

Social media

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