Mulesoft Middleware Engineer

TEKsystems is seeking an onsite Sr. Middleware Engineer for a contract to hire position in Boise, ID
Candidates must have US work authorization without sponsorship. W2 employment.
This is for a contract to hire position with an excellent *Employee-Owned* company.
This is an onsite role 5 days per week in Boise, ID (potential for a hybrid work schedule)
Candidates must have experience with MuleSoft and/or Boomi and meet minimum requirements.
Candidates must reside in Boise, ID, relocation assistance is not provided.
Description
A high-level Middleware Developer designs, develops, and maintains the software infrastructure that enables seamless communication and data flow between different applications and systems. Key responsibilities include installing and configuring middleware, developing integration solutions, troubleshooting issues, implementing security, and creating technical documentation. The role requires strong problem-solving, communication skills, and expertise in middleware technologies, scripting, and system monitoring to ensure reliable and scalable IT ecosystems.
Typical Duties and Responsibilities

• Design and Development: Create technical designs and develop solutions for integration, connectivity, performance, and security.
• System Integration: Build and maintain integrations between various applications, systems, and databases.
• Maintenance and Support: Install, configure, update, and maintain middleware software and resolve production issues.
• Monitoring and Optimization: Monitor system performance, conduct troubleshooting, and optimize middleware for efficiency and reliability.
• Security and Governance: Implement security measures and ensure compliance with governance policies for APIs and integrations.
• Documentation: Create and maintain technical documentation for designs, configurations, and procedures.
• Collaboration: Work with IT, business teams, and vendors to understand requirements and deliver solutions.
• Mentor: Train and Mentor new developers on in-house languages, tools, and environments
• Requirements

Education/Experience:
Bachelor's degree in computer science, information technology, or equivalent academic achievement or equivalent experience.
Minimum of 4 years experience with middleware development.
Minimum Requirements:

• Previous working experience with middleware technologies (GoAnywhere, Mulesoft, etc.) and architectures (MFT, MQ, Rest API, Apache Kafka).
• Proficiency in operating systems (Linux, Windows, IBM I) and scripting languages (Python, Shell).
• Knowledge in data transformation technologies.
• Experience with system monitoring, performance tuning, and API lifecycle management.
• Understanding of distributed computing concepts.
• Knowledge of Agile development methodologies.
• Knowledge of DevOps practices and tools.
• Experience with data integration and data orchestration tools and related best-practices.
• Experience with service-oriented architectures.
• Knowledge of IT Infrastructure Library (ITIL).
• Proficiency in the use of Microsoft Office software (Word, Excel, Outlook, etc.)

Ability to:

• Work effectively in a team-oriented environment, establishing and maintaining good rapport with co-workers, supervisors, and others.
• Demonstrate strong level of quality in coding and testing applications.
• Apply analytical and problem-solving skills.
• Prioritize, delegate, direct and organize tasks while meeting strict deadlines.
• Complete projects within expected deadlines or defined time estimates.
• Demonstrate strong verbal, written, and interpersonal communication skills.
• Perform all duties with efficiency and accuracy.
• Perform all tasks with integrity and confidentiality.
• Be self-directed and demonstrate time management skills.
• Work independently on assigned tasks.
• Serve in an on-call production support rotation to resolve problems.

Skills
Middleware, MuleSoft, Boomi
Additional Skills & Qualifications
Candidate needs to have experience with either Boomi, Mulesoft or ACE. GoAnywhere is important but if they have other secure-file based transfer tools they will consider
Experience Level
Expert Level
*If you read this job description and meet the requirements, please include the word middleware at the very bottom of your resume. Candidates will be removed from consideration for failure to comply with instructions.
Job Type & Location
This is a Permanent position based out of Boise, ID.
Pay and Benefits
The pay range for this position is $55.00 - $60.00/hr.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a fully onsite position in Boise,ID.
Application Deadline
This position is anticipated to close on Mar 18, 2026.
>About TEKsystems:
We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.