Advisory Software Engineer

AppleOne Employment Services; Boulder (CO); On-site; USD 61,000 - 69,000; Full time

Benefits offered by this job

Major medical

Dental

Vision

401k

Sick pay where required

Job summary

AppleOne seeks an Advisory Software Engineer for an on-site, contract-to-hire role in Boulder, CO. You will design, code, and test print-related software on mainframe platforms with a strong focus on quality, documentation, and long-term system reliability.

The role emphasizes process-driven development within a collaborative team, expanding expertise in z/OS, Assembler, PL/1, and related technologies under seasoned engineering leadership.

Qualifications

• Bachelor’s degree in Engineering, Computer Science, or a related technical discipline.
• 6 to 10 years of software engineering experience preferred for this advisory-level role.
• Minimum 12 months of hands-on experience with mainframe platforms.
• Experience with Assembler language, C++ development, JCL, MVS/SP, and PL/1.

Responsibilities

• Design, code, test, debug, and maintain complex print-related software applications on mainframe platforms.
• Investigate system issues, trace defects to root causes, and implement reliable software fixes.
• Participate in design reviews and contribute to system architecture, application enhancements, and technical improvements.
• Provide technical guidance to team members on complex software challenges and mainframe development practices.
• Identify opportunities to improve development tools, workflows, processes, and overall engineering productivity.
• Maintain accurate technical documentation for systems, workflows, design decisions, and code changes.

Skills

Attention to detail

Collaborative communication

Root-cause analysis

Documentation discipline

Education

Bachelor’s degree in Engineering/CS

Tools

Assembler

C++

JCL

MVS/SP

PL/1

z/OS

Job description

Pay Rate: $44.90 to $50 per hour.

Job Type: Full-time, contract-to-hire.

Initial Contract Length: 1 year.

Schedule: Monday through Friday, 8:00 AM to 5:00 PM.

Location: On-site in Boulder, CO.

We are seeking an Advisory Software Engineer for an on-site, contract-to-hire opportunity in Boulder, CO. This role supports mainframe research and development for print-related software products, with a strong focus on quality engineering, detailed documentation, root-cause analysis, and long-term system reliability.

This is an excellent opportunity for a process-driven software engineer who enjoys working with complex mainframe systems, legacy platforms, and collaborative technical teams. The work environment is structured, team-oriented, and supportive, with experienced engineering leadership, a strong emphasis on precision, and opportunities to deepen expertise in z/OS, Assembler, PL/1, and related technologies.

Key Responsibilities

• Design, code, test, debug, and maintain complex print-related software applications on mainframe platforms.
• Investigate system issues, trace defects to root causes, and implement reliable software fixes.
• Participate in design reviews and contribute to system architecture, application enhancements, and technical improvements.
• Provide technical guidance to team members on complex software challenges and mainframe development practices.
• Identify opportunities to improve development tools, workflows, processes, and overall engineering productivity.
• Maintain accurate technical documentation for systems, workflows, design decisions, and code changes.

Required Qualifications and Skills

• Develop and enhance mainframe-based print software applications.
• Troubleshoot complex system issues and implement root-cause fixes.
• Support architecture reviews, technical decisions, and software quality improvements.
• Improve engineering processes, documentation standards, and development workflows.
• Bachelor’s degree in Engineering, Computer Science, or a related technical discipline.
• 6 to 10 years of software engineering experience preferred for this advisory-level role.
• Minimum 12 months of hands-on experience with mainframe platforms.
• Experience with Assembler language, C++ development, JCL, MVS/SP, and PL/1.
• Progressive software engineering experience with end-to-end product design and system integration.
• Strong attention to detail, documentation discipline, and commitment to code quality.
• Ability to analyze complex technical issues and work methodically toward reliable solutions.
• Collaborative communication style with the ability to provide technical guidance in a team environment.

Preferred Qualifications

• Hands-on experience with z/OS.
• Experience with PLX.
• Advanced Assembler programming experience.
• Background supporting print-related software products or enterprise output management systems.
• Interest in mastering legacy and modern mainframe technologies in a research and development environment.

Equal Opportunity Employer / Disabled / Protected Veterans

The Know Your Rights poster is available here: https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12.pdf

The pay transparency policy is available here: https://www.dol.gov/sites/dolgov/files/ofccp/pdf/pay-transp_%20English_formattedESQA508c.pdf

We are committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation for any part of the employment process, please contact your staffing representative who will reach out to our HR team.

• For temporary assignments lasting 13 weeks or longer, AppleOne is pleased to offer major medical, dental, vision, 401k and any statutory sick pay where required.

AppleOne participates in the E-Verify program in certain locations as required by law. Learn more about the E-Verify program. https://e-verify.uscis.gov/web/media/resourcesContents/E-Verify_Participation_Poster_ES.pdf

We also consider for employment qualified applicants regardless of criminal histories, consistent with legal requirements, including, if applicable, the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance. Pursuant to applicable state and municipal Fair Chance Laws and Ordinances, we will consider for employment-qualified applicants with arrest and conviction records, including, if applicable, the San Francisco Fair Chance Ordinance. For Los Angeles, CA applicants: Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.