Overview
Skills
Job Details
We are looking for a Software Engineer with proven expertise in backend development and system integration experience to join our client's Madison based team (2-3 days a week onsite). The position involves supporting product integrations, including secure API connections for digital transaction platforms.
Key Responsibilities
- Design, build, and maintain backend services (primarily .NET Core/C# or similar technologies)
- Assist with integration of web and mobile applications; familiarity with React.js is a plus
- Establish secure API connections, utilizing RESTful patterns, authentication methods, and encryption
- Work on workflows related to payments, including setup, token management, updates, and closure
- Coordinate with technical and business teams to ensure solutions meet objectives
- Diagnose and resolve integration issues across APIs and backend systems
- Manage sensitive credentials (API keys, secrets, tokens) securely and in line with best practices
Required Qualifications
- 5+ years of experience in software engineering
- Strong background in backend development and API integration
- Experience with secure APIs (REST, authentication, encryption)
- Familiarity with scalable, compliant enterprise architecture environments
- Excellent analytical and troubleshooting abilities
Preferred Qualifications
- Experience with React.js for frontend integration is beneficial
- Knowledge of financial services workflows and secure data handling
Beacon Hill is an equal opportunity employer and individuals with disabilities and/or protected veterans are encouraged to apply.
California residents: 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.
If you would like to complete our voluntary self-identification form, please  or copy and paste the following link into an open window in your browser: ;/p>
Completion of this form is voluntary and will not affect your opportunity for employment, or the terms or conditions of your employment. This form will be used for reporting purposes only and will be kept separate from all other records.
Company Profile:
Beacon Hill Technologies, a premier National Information Technology Staffing Group, provides world class technology talent across all industries utilizing a complete suite of staffing services.  Beacon Hill Technologies' dedicated team of recruiting and staffing experts consistently delivers quality IT professionals to solve our customers' technical and business needs. 
Beacon Hill Technologies covers a broad spectrum of IT positions, including Project Management and Business Analysis, Programming/Development, Database, Infrastructure, Quality Assurance, Production/Support and ERP roles.
Learn more about Beacon Hill and our specialty divisions, Beacon Hill Associates, Beacon Hill Financial, Beacon Hill HR, Beacon Hill Legal, Beacon Hill Life Sciences and Beacon Hill Technologies by visiting .
Benefits Information:
Beacon Hill offers a robust benefit package including, but not limited to, medical, dental, vision, and federal and state leave programs as required by applicable agency regulations to those that meet eligibility. Upon successfully being hired, details will be provided related to our benefit offerings.
We look forward to working with you.
Beacon Hill. Employing the Future