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Senior Software Developer Jobs in Newton, NJ (NOW HIRING)

Valley Bank

Sr. Full-Stack Developer

Morristown, NJ · On-site

Manage the complete software process from initial concept and prototyping, application design ... Demonstrated application of thoughtful prompt engineering and structured interaction patterns to ...

ApolloTech MSI

Software Engineer

Long Valley, NJ · On-site

As a Software Engineer, you will be responsible for designing and developing software applications and systems that meet the needs of our diverse client base. You will be working with a small team to ...

WisEngineering

Firmware Software Engineer

Dover, NJ · On-site

Munition Setter System Firmware/Software Engineer Job Summary: As a WisEngineering employee, you ... The successful candidate will be trained and mentored by senior personnel to meet the unique ...

ApolloTech MSI

Software Engineer

NJ · On-site

As a Software Engineer, you will be responsible for designing and developing software applications and systems that meet the needs of our diverse client base. You will be working with a small team to ...

SEACORP

Software Engineer I

Middletown, NY

SEACORP is seeking a well-qualified Software Engineer I . Primary Duties and Responsibilities: Job Summary : SEACORP's Combat Systems Business Area is seeking a highly motivated and detail-oriented ...

VIVA USA INC

Senior Controls Engineer

Mount Bethel, PA · On-site

$90K - $119K/yr

The Senior Controls Engineer will be responsible for applying engineering principles independently ... Effective at troubleshooting control system hardware and software and implementing corrective ...

New

CP Engineers

Senior Electrical Engineer

Sparta, NJ · On-site

$115K - $145K/yr

The Senior Electrical Engineer will review, sign, and seal electrical drawings and will also ... Oversee electrical system modeling using industry-standard software (e.g., SKM, ETAP, EasyPower, or ...

CP Engineers

Senior Electrical Engineer

Sparta, NJ · On-site

$115K - $145K/yr

The Senior Electrical Engineer will review, sign, and seal electrical drawings and will also ... Oversee electrical system modeling using industry-standard software (e.g., SKM, ETAP, EasyPower, or ...

CP Engineers

Senior Electrical Engineer

Sparta, NJ · On-site

$115K - $145K/yr

The Senior Electrical Engineer will review, sign, and seal electrical drawings and will also ... Oversee electrical system modeling using industry-standard software (e.g., SKM, ETAP, EasyPower, or ...

Onto

Senior Systems Engineer

Budd Lake, NJ · On-site

$102K - $153K/yr

Job Summary & Responsibilities The Senior Systems Engineer for the Iris T1 platform will play a ... The ideal candidate will collaborate closely with crossfunctional partners-including software ...

Onto

Senior Systems Engineer

Budd Lake, NJ · On-site

$102K - $153K/yr

Job Summary & Responsibilities The Senior Systems Engineer for the Iris T1 platform will play a ... The ideal candidate will collaborate closely with cross-functional partners-including software ...

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All JobsSoftware Developer JobsSenior Software Developer JobsSenior Software Developer Jobs in Newton, NJ

Senior Software Developer information

See Newton, NJ salary details

$15

$64

$91

How much do senior software developer jobs pay per hour?

As of Jul 29, 2026, the average hourly pay for senior software developer in Newton, NJ is $64.13, according to ZipRecruiter salary data. Most workers in this role earn between $54.42 and $71.92 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Software Developer, and why are they important?

To thrive as a Senior Software Developer, you need deep expertise in programming languages, software architecture, and problem-solving, typically backed by a bachelor’s degree in computer science or a related field. Proficiency with development frameworks, version control systems like Git, and cloud platforms such as AWS or Azure is standard, and certifications in these areas can be beneficial. Leadership, strong communication, and mentoring abilities set standout candidates apart in this role. These skills ensure that complex projects are delivered efficiently, code quality is maintained, and junior team members are effectively guided for overall team success.

What Is a Senior Software Developer?

Senior software developers have several years of experience in the software industry. They have proven successful in exceeding client expectations when developing programs and have provided excellent support in the managing of those applications. They have worked their way up from junior software developer positions and have mastered a variety of coding languages and programs. Senior software developers train and oversee a team of junior software developers.

What kinds of projects and responsibilities can a Senior Software Developer expect to handle on a daily basis?

As a Senior Software Developer, you’ll typically be responsible for leading complex development projects, designing technical solutions, and mentoring junior team members. Daily tasks often include writing and reviewing code, participating in architecture discussions, collaborating with cross-functional teams (such as QA, product management, and DevOps), and troubleshooting high-level technical issues. You may also be involved in setting coding standards, conducting code reviews, and helping to plan sprints or project roadmaps.

What are Senior Software Developers?

Senior Software Developers are experienced professionals who design, develop, and maintain complex software applications. They often lead development teams, mentor junior developers, and make critical architectural decisions. Their responsibilities include writing high-quality code, troubleshooting technical issues, and ensuring that software projects meet performance and security standards. With deep expertise in programming languages and software engineering principles, they play a key role in delivering successful technology solutions for organizations.

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

AspectSenior Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience often 5+ yearsBachelor's or higher in CS or related field; similar experience levels
Work EnvironmentCollaborates on complex projects, mentors juniors, leads technical effortsDesigns, develops, tests software; may work on specific modules or systems
Industry UsageCommonly used in tech companies, startups, and enterprise firmsWidely used across industries, often interchangeable with developer roles

The main difference is that Senior Software Developers typically have more experience, leadership responsibilities, and focus on complex project oversight, while Software Engineers may focus more on designing and implementing software solutions. Both roles require similar credentials and are integral in software development teams, but Senior Software Developers often take on mentorship and strategic tasks.

More about Senior Software Developer jobs
What are the most commonly searched types of Software Developer jobs in Newton, NJ? The most popular types of Software Developer jobs in Newton, NJ are:
What cities near Newton, NJ are hiring for Senior Software Developer jobs? Cities near Newton, NJ with the most Senior Software Developer job openings:
Senior Software Developer jobs near you
Infographic showing various Senior Software Developer job openings in Newton, NJ as of July 2026, with employment types broken down into 100% Full Time. Highlights an 92% In-person, and 8% Remote job distribution, with an average salary of $133,396 per year, or $64.1 per hour.

Sr. Full-Stack Developer

Valley Bank

Morristown, NJ • On-site

Full-time

Posted 8 days ago

Valley Bank rating

7.5

Company rating: 7.5 out of 10

Based on 18 frontline employees who took The Breakroom Quiz

104th of 170 rated banks

Job description

Responsibilities include but are not limited to:
  • Leverage AI (such as Cursor and Claude) to accelerate the design, implementation, and documentation of applications and integrations supporting capabilities across the bank (e.g., client onboarding, payments, fraud detection, servicing, etc.).
  • Design and build responsive, interactive user interfaces using modern frameworks like React or Angular, ensuring a seamless user experience across devices.
  • Architect, develop and maintain robust server-side logic, integrations and microservices/APIs using C# and/or Python.
  • Manage the complete software process from initial concept and prototyping, application design, development, and CI/CD pipelines. Work closely with the Cloud Infrastructure team to ensure application deployment per environment, monitoring and FinOps awareness. Providing appropriate documentation for design reviews as well as handoffs to TechOps team for deployment and production monitoring.
  • Troubleshoot, debug, and upgrade software while optimizing for speed, scalability, and security.

Required Skills:
  • AI Tooling Mastery: Proven experience using Cursor, Claude, or GitHub Copilot to support the full development lifecycle, including design exploration, implementation, testing, and documentation and to deliver code faster than traditional methods.
  • Demonstrated application of thoughtful prompt engineering and structured interaction patterns to produce reliable, maintainable code.
  • Technical Proficiency: Strong command of C#/.NET and Python for backend services, integrations, automation workflows and building RESTful APIs.
  • Frontend Expertise: Solid understanding of secure web & mobile UI applications using HTML5, CSS3, JavaScript, and at least one modern frontend framework (e.g., React).
  • Data Management: Proficiency with relational and non-relational databases, BLOB storage, caching mechanisms, and pub-sub event driven architectures.
  • Infrastructure: Experience with the Azure cloud platform (preferred) or AWS. Experience with Docker & Kubernetes required.
  • Proficiency in version control systems such as Git or GitHub.
  • Business Knowledge: Experience in the Financial Services domain is required. Commercial banking, consumer banking, lending, and/or payments is preferred.
  • Soft Skills: A "doer" mindset--the ability to move on clarity rather than waiting for absolute certainty.

Required Experience:
  • Bachelor's degree in Computer Science, Information Technology, Software Engineering. Minimum of 5 years of experience as a Full-Stack Developer, including demonstrable usage of AI-forward tools such as Claude and Cursor. Proven experience working with frontend web-based UIs, microservices architectures, API design principles (RESTful services), containerization, and orchestration technologies.

Preferred Experience:
  • Advanced degree in Computer Science, Information Technology, or Software Engineering. Familiarity with DevOps practices and CI/CD pipelines and a minimum of 3 years working in a banking, payments or financial services vertical.

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