Demo

Midlevel Java Developer - NC

Apex Systems
Charlotte, NC Contractor
POSTED ON 4/22/2026
AVAILABLE BEFORE 5/21/2026
Job#: 3028120

Job Description:

Senior Backend Engineer

Location: Charlotte, NC; Chandler, AZ; Iselin, NJ; or Minneapolis, MN (Hybrid)

Employment Type: 12 months Contract

Pay Rate: $53.00 and $57.00 per hour.

Role Overview

In this contingent resource assignment, you will consult on or participate in moderately complex initiatives and deliverables within Software Engineering. This role contributes to large-scale planning, reviews and analyzes complex technical challenges, and collaborates with client personnel to meet deliverables. The position requires a solid understanding of the function, policies, procedures, and compliance requirements within a fast-paced Agile environment.

Key Responsibilities

  • Architect, design, and develop scalable and efficient back-end solutions using Python and Node.js.
  • Integrate various APIs, databases, and third-party services into the existing system architecture.
  • Write clean, maintainable, and well-documented code while following best practices in coding, testing, and deployment.
  • Identify performance bottlenecks and optimize applications for maximum speed and scalability.
  • Work closely with front-end developers, DevOps, and other stakeholders to ensure seamless integration and deployment.
  • Provide guidance and technical leadership to junior developers and team members.
  • Analyze complex problems and develop innovative solutions to address technical challenges.
  • Develop and execute unit and integration tests to ensure the reliability and stability of applications.

Required Qualifications

Experience: 4 years of Software Engineering experience, or equivalent demonstrated through work, consulting, training, military experience, or education. 5 years of strong proficiency in Python and Node.js is required.

Technical Skills:

  • Strong proficiency with Python (Django, Flask) and Node.js, with a solid understanding of JavaScript/TypeScript.
  • Experience building RESTful APIs, microservices, and server-side applications.
  • Proficiency with relational databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB, Redis).
  • Experience with cloud platforms like AWS, Azure, or Google Cloud, and familiarity with DevOps practices.
  • Strong experience with Git and version control workflows.
  • Experience working in Agile/Scrum development environments.

Preferred Qualifications

  • Basic understanding of front-end technologies such as React, Angular, or Vue.js.
  • Experience in setting up and managing CI/CD pipelines.
  • Familiarity with Docker and Kubernetes for containerization and orchestration.
  • Experience with testing frameworks such as Jest, Mocha, or PyTest.
  • Experience in the financial services industry.

Compensation & Benefits

The pay rate for this position is between $53.00 and $57.00 per hour. Contract employees are eligible for benefits.

We are an equal opportunity employer and welcome applications from all qualified candidates regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

Apex uses a virtual recruiter as part of the application process. Click here for more details.

If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click here for more details.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6 months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Apex team member can provide.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click here for more details.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6 months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Apex team member can provide.

Apex Systems is part of the Commercial Segment of ASGN Incorporated.

NYSE: ASGN

4400 Cox Road

Suite 200

Glen Allen, Virginia 23060

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228. (Do not submit resumes or solicit consultants to this email address). UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Apex Systems.

Salary : $53 - $57

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