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Senior Application Software Engineer Jobs in Dover, NJ

Socket.dev

Senior Software Engineer

Woodbridge, NJ · On-site

$137.72 - $159/hr

Citizens Financial Group, Inc. (CFG) seeks a Senior Software Engineer for its Iselin, New Jersey ... Utilizing Hive, Python, Spark to visualize and analyze data for application improvement;

Citizens

Senior Software Engineer

Iselin, NJ · On-site

$124K - $164K/yr

Senior Software Engineer Responsibilities As a software engineer, you will work alongside and mentor a group of talented engineers as you pursue a broad range of initiatives. By leveraging your ...

Citizens

Senior Software Engineer

Iselin, NJ

$124K - $164K/yr

Senior Software Engineer Responsibilities As a software engineer, you will work alongside and mentor a group of talented engineers as you pursue a broad range of initiatives. By leveraging your ...

Citizens Bank

Senior Software Engineer

Iselin, NJ · On-site

$124K - $164K/yr

Senior Software Engineer Responsibilities As a software engineer, you will work alongside and mentor a group of talented engineers as you pursue a broad range of initiatives. By leveraging your ...

Citizens

Senior Software Engineer

Iselin, NJ

$124K - $164K/yr

Senior Software Engineer Responsibilities As a software engineer, you will work alongside and mentor a group of talented engineers as you pursue a broad range of initiatives. By leveraging your ...

3B Staffing LLC

Application Developer

Iselin, NJ · Remote

Sr. Application Developer REMOTE front end migration project with our financial client. 6 month contract & EST Hours. Open pay rate (market rate) Job Specs: MUST HAVE: Angular and Zerto experience ...

Onto

Senior Software Engineer

Budd Lake, NJ · On-site

$102K - $153K/yr

Job Summary & Responsibilities We are seeking an experienced Senior Software Engineer to design and develop high-performance software for advanced semiconductor equipment, including metrology ...

3B Staffing LLC

Application Developer

Iselin, NJ · Remote

Sr. Application Developer REMOTE front end migration project with our financial client. 6 month contract & EST Hours. Open pay rate (market rate) Job Specs: MUST HAVE: Angular and Zerto experience ...

Mobility Ideal Health

Software Engineer-I

Edison, NJ · On-site

The role involves collaborating with senior engineers to write clean code, contribute to new ... application. • Contribute to the maintenance and enhancement of existing applications. • ...

Mobility Ideal Health

Software Engineer-I

Edison, NJ · On-site

The role involves working closely with senior engineers to write clean, efficient code, contribute ... application. • Contribute to the maintenance and enhancement of existing applications. • ...

Fusion Health

Senior Software Engineer

Woodbridge, NJ · On-site

$135K - $155K/yr

Fusion Health is seeking a bright, motivated, and collaborative Senior Software Engineer to join our Application Development team. In this role, you will work on meaningful, high-impact projects that ...

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All JobsApplication Software Engineer JobsSenior Application Software Engineer JobsSenior Application Software Engineer Jobs in Dover, NJ

Senior Application Software Engineer information

See Dover, NJ salary details

$45

$72

$111

How much do senior application software engineer jobs pay per hour?

As of Sep 6, 2026, the average hourly pay for senior application software engineer in Dover, NJ is $72.60, according to ZipRecruiter salary data. Most workers in this role earn between $59.09 and $81.30 per hour, depending on experience, location, and employer.

What does a senior application software engineer do?

A Senior Application Software Engineer is responsible for designing, developing, and maintaining complex software applications. They often lead technical projects, mentor junior engineers, and collaborate with cross-functional teams to deliver high-quality solutions. Their role includes analyzing user needs, writing code, troubleshooting issues, and ensuring software scalability and security. Senior engineers are also involved in architectural decisions and may help define software development standards within their organization.

What are the key skills and qualifications needed to thrive as a senior application software engineer, and why are they important?

To thrive as a Senior Application Software Engineer, you need advanced proficiency in programming languages (such as Java, Python, or C#), software architecture, and a bachelor’s or master’s degree in computer science or a related field. Experience with development frameworks, cloud platforms, version control systems (like Git), and often certifications such as AWS Certified Developer or Microsoft Certified: Azure Developer Associate are highly valued. Strong problem-solving ability, leadership, and effective communication set standout professionals apart in this role. These skills and qualities are crucial for designing robust software solutions, mentoring teams, and ensuring successful project delivery in complex technical environments.

How does a senior application software engineer typically collaborate with cross-functional teams during the development lifecycle?

Senior Application Software Engineers frequently work alongside product managers, UX/UI designers, QA specialists, and other engineers to ensure software solutions meet business objectives and user needs. They often lead technical discussions, clarify requirements, and provide mentorship to junior developers. Effective communication and a proactive approach to problem-solving are crucial, as these engineers serve as a bridge between technical and non-technical stakeholders throughout the development, testing, and deployment phases.

What is the difference between Senior Application Software Engineer vs Software Developer?

AspectSenior Application Software EngineerSoftware Developer
CredentialsBachelor's or higher in CS or related field; experience often 5+ yearsBachelor's in CS or related field; experience varies, often less than 5 years
Work EnvironmentDesigning, developing, and maintaining complex applications; often involved in architecture decisionsWriting, testing, and debugging code; focused on specific features or modules
Industry UsageCommon in tech, finance, healthcare, and enterprise sectorsWidespread across all industries requiring software solutions

Senior Application Software Engineers typically have more experience and responsibilities, including system design and mentorship, compared to Software Developers who focus more on coding and implementation. Both roles require strong programming skills, but the senior role involves broader project oversight and strategic input.

What cities near Dover, NJ are hiring for Senior Application Software Engineer jobs?

Cities near Dover, NJ with the most Senior Application Software Engineer job openings:

Senior Application Software Engineer jobs near you
Infographic showing various Senior Application Software Engineer job openings in Dover, NJ as of August 2026, with employment types broken down into 77% Full Time, 18% Part Time, and 5% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $151,011 per year, or $72.6 per hour.

Senior Software Engineer

UnitedHealth Group

Basking Ridge, NJ • On-site

$91K - $163K/yr

Full-time

Retirement

Re-posted 13 days ago

Key responsibilities

  • Design, develop, test, deploy, and support scalable software applications and microservices.

  • Collaborate with architects, product managers, and engineering peers to translate business requirements into technical solutions.

  • Troubleshoot, debug, and resolve performance issues and system defects to ensure high availability and stability.

UnitedHealth Group rating

7.6

Company rating: 7.6 out of 10

Based on 146 frontline employees who took The Breakroom Quiz

192nd of 898 rated healthcare providers

Job description

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, and data they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits, and career development opportunities. Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us to start Caring. Connecting. Growing together.
As a Senior Software Engineer, you will join an innovative team dedicated to building high-performance, scalable software solutions that improve health outcomes and streamline operations. In this role, you will design, develop, and maintain critical software systems, collaborating closely with cross-functional engineering teams, product management, and architectural leads. You will leverage modern technologies, automated testing, and CI/CD pipelines to deliver high-quality, resilient technology solutions that support our global enterprise vision.
You will enjoy the flexibility to telecommute* from anywhere within the U.S. as you take on some tough challenges.
Primary Responsibilities:
  • Design, develop, test, deploy, and support scalable software applications and microservices using modern enterprise technology stacks
  • Collaborate with software architects, product managers, and engineering peers to translate functional business requirements into technical solutions
  • Write clean, maintainable, efficient, and well-documented code following enterprise engineering standards and design principles
  • Participate in peer code reviews, design discussions, and architecture planning to enforce quality standards and engineering best practices
  • Troubleshoot, debug, and resolve performance bottlenecks, system defects, and production issues to ensure high availability and stability
  • Drive automated testing practices and support continuous integration and continuous deployment (CI/CD) processes
  • Design, develop, and deploy AI-powered solutions to address complex business challenges with emphasis on responsible use of AI

You'll be rewarded and recognized for your performance in an environment that will challenge you and give you clear directions on what it takes to succeed in your role as well as provide development for other roles you may be interested in.
Required Qualifications:
  • 7+ years of professional software engineering experience designing, building, and deploying enterprise-grade applications
  • 5+ years of hands-on experience with one or more modern object-oriented or functional programming languages (e.g., Java, Python, C#, or Go)
  • 3+ years of experience designing and interacting with relational or non-relational database systems (e.g., PostgreSQL, MySQL, Oracle, or MongoDB)
  • 3+ years of experience developing RESTful APIs, web services, and microservices architecture
  • 2+ years of experience with continuous integration and deployment (CI/CD) tools and cloud platforms (e.g., AWS, Azure, or GCP)

Preferred Qualifications:
  • Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field (or equivalent practical experience)
  • Experience with containerization and orchestration technologies such as Docker and Kubernetes
  • Experience with Agile development practices and tools (e.g., Scrum, Kanban, Jira)
  • Experience with automated testing frameworks and test-driven development (TDD) methodologies
  • Knowledge of healthcare industry data standards, security protocols, and compliance requirements

*All Telecommuters will be required to adhere to UnitedHealth Group's Telecommuter Policy.
Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you'll find a far-reaching choice of benefits and incentives. The salary for this role will range from $91,700 - $163,700 annually based on full-time employment. We comply with all minimum wage laws as applicable.
Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.
Application Deadline: This will be posted for a minimum of 2 business days or until a sufficient candidate pool has been collected. Job posting may come down early due to volume of applicants.
At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location, and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups, and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.
UnitedHealth Group is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations.
UnitedHealth Group is a drug-free workplace. Candidates are required to pass a drug test before beginning employment.
#RPO #GREEN

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