Senior Application Developer

Applications for this role will be accepted on an ongoing basis.

ADP Technology Services, Inc. is hiring a Senior Application Developer in our Roseland, NJ location.

• Are you empathetic to client needs and inspired by transformation and impacting the lives of millions of people every day?
• Are you looking to join a dynamic, inclusive team environment with a culture of collaboration and belonging?

To thrive in this career, you'll need to be enthusiastic, eager to learn, and take on stretch assignments. You strive to learn new technologies and find ways to incorporate what you learn into building your results. You'll be curious, persistent, and at times persuasive.

• Influence and inspire confidence. Comfortable presenting to senior leaders, product owners, and peers with a compelling voice, demonstrating executive presence and leading change with clear executive-level communications on milestone achievements.
• Challenges. Inevitable challenges will arise, and you'll look for solutions.
• Responsibilities. Design, develop, and modify software systems including front‑end and back‑end application interfaces. Collaborate with business analysts to determine, recommend, and plan new system requirements and modify existing software. Correct errors and improve performance. Coordinate with infrastructure to install new features. Determine system performance standards and implement algorithms and flowcharts to create new software. Test, review, and analyze application behavior and performance indicators to locate code problems and correct errors.
  
  Partner with globally located teams and stakeholders to review, investigate, and support requirements. Contribute to the team's processes, procedures, and best practices through code reviews.

• Education and Qualifications/Skills and Competencies. Bachelor’s degree in Computer Science, Computer Engineering, Information Systems, or related field plus 3 years of related experience. A Master’s degree with 1 year of related experience is also acceptable.
• Work Experience. One year of experience must include:
  JavaScript/HTML5/CSS;
  Object‑Oriented Design and Development; AWS or equivalent cloud technologies;
  Microsoft SQL Server or equivalent database technologies; relational databases, including modeling entity relationships and SQL; producing wireframes for user interfaces; agile software development methodologies; and microservices architecture.

• Have courageous team collaboration. Courage comes from having difficult conversations, speaking up, taking ownership, and challenging ideas to find the best solution.
• Deliver at an epic scale. Real user outcomes are delivered using strong judgment, good instincts, and a focus on simplicity and client happiness.
• Be surrounded by curious learners. An environment where people grow and elevate each other, staying agile and learning from mistakes.
• Act like an owner & doer. Mission‑driven commitment to leading change, taking on any challenge, and solving complex problems.
• Give back to others. Always do the right thing for clients and the community, supporting associates in need through ADP’s Philanthropic Foundation.
• Join a company committed to equality and equity. Impact lasting change through actions.
• Telecommuting Permitted.

ADP is a global leader in HR technology, offering AI and machine learning‑enhanced payroll, tax, HR, benefits, and more. We believe our people make all the difference in cultivating an inclusive culture that welcomes ideas, encourages innovation, and values belonging.

Find out why people come to ADP and why they stay:  (ADA version:  ). For more information please visit:

• Medical, Dental, Vision, Life Insurance
• Matched Retirement Savings
• Wellness Program
• Short‑and Long‑Term Disability
• Charitable Contribution Match
• Holidays, Personal Days & Vacation
• Paid Volunteer Time Off
• and more.

ADP is committed to an inclusive, diverse, and equitable workplace. Hiring decisions are based on operating needs and applicant merit, including qualifications, experience, and job performance. We provide equal employment opportunities regardless of protected characteristics.

ADP has a long history of conducting business with the highest ethical standards and full compliance with all applicable laws. We expect our people to uphold our values with the highest level of integrity and behave in a manner that fosters an honest and respectful workplace. Learn more about ADP’s culture and values at