Web & Applications Developer Senior

Apollo Professional Solutions, Inc.; Westminster (CO); On-site; USD 85,000 - 90,000; Full time

Benefits offered by this job

Medical

Vision

Dental

401k

Job summary

Apollo Professional Solutions, Inc. is seeking a Senior Web and Application Developer to design, develop, test, and maintain web and desktop applications from our Westminster, CO location. You will collaborate with cross-functional teams, support legacy systems, and ensure high-quality software through tests and code reviews.

The role emphasizes strong C#, WPF, and ASP.NET experience, API work, and adherence to SDLC, with regular on-site collaboration and potential local travel as needed.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field, plus 4+ years of relevant experience.
• Master's degree or Ph.D. may substitute for up to two years of experience per advanced degree.
• Equivalent technical experience may be considered in lieu of formal education.
• Strong interest in learning new technologies and expanding technical skills.
• Experience developing applications using C#, WPF, and/or ASP.NET.
• Experience supporting and maintaining APIs and enterprise applications.
• Knowledge of front-end UI and middle-tier application development.
• Experience working within Agile/Scrum development methodologies.
• Strong analytical, troubleshooting, and problem-solving abilities.
• Knowledge of web services and application integrations.
• Experience with Unit Testing, Test-Driven Development (TDD), and/or Behavior-Driven Design (BDD).
• Excellent collaboration and communication skills.

Responsibilities

• Design, develop, test, debug, and maintain web and desktop applications.
• Support and enhance existing legacy applications and APIs.
• Collaborate with multidisciplinary engineering and IT teams to deliver business-critical solutions.
• Participate in peer programming, technical design discussions, and code reviews.
• Develop unit and integration tests to ensure application quality and reliability.
• Identify technical challenges and communicate project risks to team leads.
• Follow established coding standards, best practices, and SDLC processes.
• Create technical documentation and support application deployment activities.
• Develop solutions that meet functional requirements and design specifications.
• Contribute to a positive, team-oriented work environment.
• Maintain strong working relationships across departments and stakeholders.
• Perform additional duties as assigned.

Education

Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field

Equivalent technical experience may be considered in lieu of formal education

Strong interest in learning new technologies and expanding technical skills

Tools

Git

Azure DevOps

Entity Framework

SQL Server

REST API

MVC

Job description

Position Type: Web and Application Developer Senior Location: Westminster, CO Hourly rate: $62.00 Contractor benefits: Medical, Vision, Dental, 401k

Job Description:

Key Responsibilities

• Design, develop, test, debug, and maintain web and desktop applications
• Support and enhance existing legacy applications and APIs
• Collaborate with multidisciplinary engineering and IT teams to deliver business-critical solutions
• Participate in peer programming, technical design discussions, and code reviews
• Develop unit and integration tests to ensure application quality and reliability
• Identify technical challenges and communicate project risks to team leads
• Follow established coding standards, best practices, and SDLC processes
• Create technical documentation and support application deployment activities
• Develop solutions that meet functional requirements and design specifications
• Contribute to a positive, team-oriented work environment
• Maintain strong working relationships across departments and stakeholders
• Perform additional duties as assigned

Required Qualifications

• Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field, plus 4+ years of relevant experience
• Master's degree or Ph.D. may substitute for up to two years of experience per advanced degree
• Equivalent technical experience may be considered in lieu of formal education
• Strong interest in learning new technologies and expanding technical skills
• Experience developing applications using C#, WPF, and/or ASP.NET
• Experience supporting and maintaining APIs and enterprise applications
• Knowledge of front-end UI and middle-tier application development
• Experience working within Agile/Scrum development methodologies
• Strong analytical, troubleshooting, and problem-solving abilities
• Knowledge of web services and application integrations
• Experience with Unit Testing, Test-Driven Development (TDD), and/or Behavior-Driven Design (BDD)
• Excellent collaboration and communication skills

Preferred Qualifications

• ASP.NET Web API and RESTful Services
• Microsoft SQL Server and/or Oracle Database
• Git source control
• Azure DevOps
• Entity Framework or comparable ORM technologies
• jQuery or other JavaScript frameworks/libraries
• MVC controls and third-party UI component libraries
• Report development and reporting tools
• Manufacturing, industrial systems, or process control environments

Work Environment

This role requires regular on-site collaboration, with employees working on-site three or more days per week at the primary work location. Occasional local travel between facilities or other business locations may be required.

Compensation

Compensation Compensation will be determined based on several factors, including relevant skills, experience, education, market conditions, and internal equity considerations.

Keywords: Senior C# Developer, .NET Developer, ASP.NET Developer, WPF Developer, Software Engineer, Web Application Developer, REST API Developer, Azure DevOps, SQL Server, Agile Development, Enterprise Applications, C# Programming, Full Stack .NET Developer, Contract Developer.

Must be U.S. Person for purposes of Export Compliance.

Reference Number: VEVBA

EEO Statement Apollo Professional Solutions, Inc. is an equal opportunity employer. We provide equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, marital status, age, national origin, ancestry, disability status, medical condition, pregnancy, genetic information, protected veteran status, gender, sexual orientation, gender identity or expression, or any other status or characteristic protected under federal, state, or local law.

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