Back End Developer – Mid-level - Castroville - Maximus

    Maximus
    Maximus Castroville

    4 days ago

    Description
    General information

    Job Posting Title

    Back End Developer – Mid-level

    Date

    Wednesday, February 18, 2026

    City

    San Antonio

    State

    TX

    Country

    United States

    Working time

    Full-time

    Description & Requirements

    Maximus is a trusted federal partner supporting mission‑critical programs across national security, defense, and public service delivery. Recent contract awards in cybersecurity and operational readiness underscore Maximus' role as a reliable prime for high‑impact government missions. Joining Maximus means contributing to meaningful work in fast‑paced environments alongside professionals committed to service, accountability, and results.

    This position is contingent upon contract award and position availability.

    Selected candidates will receive a contingent offer of employment, which will become final only upon successful contract award to Maximus, availability of the position, and receipt of authorization to proceed.

    This role is onsite five days a week in San Antonio, Texas, and requires an active TS/SCI security clearance.

    Maximus TCS (Technology and Consulting Services)

    Internal Job Profile Code:
    TCS196, T4, Band 7


    Job-Specific Essential Duties and Responsibilities:
    Provides subject matter proficiency supporting back-end software development activities.

    Applies analytical skills supporting process improvement, specialized studies, and requirements definition.

    Performs analysis, planning, and development of requirements documents and functional models.

    Designs and develops back-end architectures supporting system capabilities and integrations.

    Develops and modifies RESTful APIs supporting application functionality.

    Performs database management, data modeling, and optimization.

    Supports testing and validation to verify system operability and compliance.

    Participates in Agile program increment (PI) planning and activities requiring periodic travels.


    Job-Specific Minimum Requirements:
    Active TS/SCI clearance is required.


    Must be able to report on-site in San Antonio, TX up to five days per week based on customer requirements.

    Bachelor's degree in related field required.

    A Master's degree may substitute for 2 years of experience.


    7 years of software development experience in object-oriented and scripted languages with the ability to apply several tool suites related to DevSecOps, microservices and containers.

    3 years of experience with bug tracking software (Jira).

    3 years of experience testing web-based applications.

    3 years of experience participating in software development programs or projects.

    3 years of experience performing back-end web design and development.

    3 years of experience with the following: AWS Infrastructure, Kubernetes, and RedHat Linux.

    5 years of experience with Jenkins and GitLab.

    5 years of experience with at least five (5) of the following:

    Postgress


    RDS
    Exodus

    Python

    Luna

    Java

    Docker

    OpenJDK

    Ansible

    Packer

    Maven

    Kubernetes

    Red Hat

    Demonstrated experience with relational databases, RESTful API development and communication, and system integrations.


    Demonstrated experience in preparing, conducting, and documenting various systems tests and results to verify system operability and compliance with project standards and requirements.

    Practical experience developing in a cloud environment.

    Experience with integrating data from unclassified to classified application deployments.


    Preferred Skills and Qualifications:
    Experience using Agile Test-Driven development.

    Experience integrating into DoW DevSecOps environments.

    5 years of experience with CI/CD software development.

    Demonstrated experience in utilizing UX design tool suites (e.g., Sketch, InVision).

    Experience structuring data so it can be integrated into machine learning technologies or AI capabilities.

    #techjobs #clearance #veteransPage #USCYBERCOM

    Minimum Requirements

    TCS196, T4, Band 7

    EEO Statement

    Maximus is an equal opportunity employer.


    We evaluate qualified applicants without regard to race, color, religion, sex, age, national origin, disability, veteran status, genetic information and other legally protected characteristics.

    Pay Transparency


    Maximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment.

    Annual salary is just one component of Maximus's total compensation package. Other rewards may include short- and long-term incentives as well as program-specific awards.

    Additionally, Maximus provides a variety of benefits to employees, including health insurance coverage, life and disability insurance, a retirement savings plan, paid holidays and paid time off.

    Compensation ranges may differ based on contract value but will be commensurate with job duties and relevant work experience. An applicant's salary history will not be used in determining compensation. Maximus will comply with regulatory minimum wage rates and exempt salary thresholds in all instances.

    Accommodations

    Maximus provides reasonable accommodations to individuals requiring assistance during any phase of the employment process due to a disability, medical condition, or physical or mental impairment.

    If you require assistance at any stage of the employment process—including accessing job postings, completing assessments, or participating in interviews,—please contact People Operations at

    .

    Minimum Salary

    $

    100,000.00

    Maximum Salary

    $

    130,000.00
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