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Senior Software Developer Jobs in Lewes, DE (NOW HIRING)

GREENMAN-PEDERSEN INC.

Senior Traffic Engineer

Milford, DE

$100K - $138K/yr

GPI is seeking a Senior Traffic Engineer to grow and lead our traffic engineering discipline in the ... Experience with traffic analysis and design software such as Synchro, HCS, VISSIM, AutoCAD, or ...

Greenman-Pedersen, Inc.

Senior Traffic Engineer

Milford, DE · On-site

$100K - $138K/yr

Description GPI is seeking a Senior Traffic Engineer to grow and lead our traffic engineering ... Experience with traffic analysis and design software such as Synchro, HCS, VISSIM, AutoCAD, or ...

Mountaire Corporation

Senior Programmer Analyst

Millsboro, DE · On-site

$39 - $52.75/hr

Protect company assets (hardware and software) Educations/Experience Requirements * Bachelors ... Oracle Designer/Developer, SQL, PL/SQL - and or all A-plus #LI-TB1 Are you looking for more than ...

Mountaire Farms

Senior Programmer Analyst

Millsboro, DE · On-site

$39 - $52.75/hr

Protect company assets (hardware and software) Educations/Experience Requirements * Bachelors ... Oracle Designer/Developer, SQL, PL/SQL - and or all A-plus #LI-TB1 Are you looking for more than ...

TheMasonGroup

Senior Automation Programmer

Lewes, DE · On-site

$89K - $110K/yr

Senior Automation Programmer We are seeking a highly skilled Automation Engineer with 5-8 years of ... Hands-on experience with HMI software; SCADA knowledge strongly preferred. * Strong problem-solving ...

Pennoni

Senior Civil Engineer / Project Manager

Milton, DE · On-site

$79K - $106K/yr

In particular, we are looking for a Senior Civil Engineer who can also serve as our Project Manager ... Proficiency with engineering CADD software, especially AutoCAD Civil 3D and/or HydroCAD.

Pennoni

Senior Field Surveyor

Milton, DE

... engineering projects). * Prepare plans and construction layouts. * Schedule field crews while ... Proficiency on all standard Microsoft Office software applications, especially with MS-Excel.

Pennoni

Senior Field Surveyor

Milton, DE · On-site

... engineering projects). * Prepare plans and construction layouts. * Schedule field crews while ... Proficiency on all standard Microsoft Office software applications, especially with MS-Excel.

Pennoni

Senior Civil Designer

Milton, DE · On-site

Associate's degree in Civil Engineering, Design Technology, or a related technical field of study ... Proficiency on standard Microsoft Office software applications. * Proven ability to utilize ...

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Senior Software Developer information

See Lewes, DE salary details

$15

$61

$87

How much do senior software developer jobs pay per hour?

As of Aug 11, 2026, the average hourly pay for senior software developer in Lewes, DE is $61.36, according to ZipRecruiter salary data. Most workers in this role earn between $52.07 and $68.80 per hour, depending on experience, location, and employer.

What skills and qualifications are needed to thrive as a senior software developer?

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 does a senior software developer do?

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 is a senior software developer?

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 Lewes, DE? The most popular types of Software Developer jobs in Lewes, DE are:
What are popular job titles related to Senior Software Developer jobs in Lewes, DE? For Senior Software Developer jobs in Lewes, DE, the most frequently searched job titles are:
What job categories do people searching Senior Software Developer jobs in Lewes, DE look for? The top searched job categories for Senior Software Developer jobs in Lewes, DE are:
What cities near Lewes, DE are hiring for Senior Software Developer jobs? Cities near Lewes, DE with the most Senior Software Developer job openings:
Senior Software Developer jobs near you
Infographic showing various Senior Software Developer job openings in Lewes, DE as of August 2026, with employment types broken down into 1% Internship, 77% Full Time, 19% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $127,630 per year, or $61.4 per hour.

Senior Traffic Engineer

GREENMAN-PEDERSEN INC.

Milford, DE

$100K - $138K/yr

Full-time

Re-posted 23 days ago

Job description

GPI is seeking a Senior Traffic Engineer to grow and lead our traffic engineering discipline in the Delmarva region. This is a key leadership role for an experienced professional who desires to win work, build a team, and deliver technically sound traffic engineering services for public-sector clients.

This position is ideal for an experienced traffic engineer ready to take on greater business development responsibility in the DelMarVa region. The candidate should be highly proficient, be able to support project delivery, and will collaborate closely with senior engineers and project managers on a wide range of transportation projects.

In this role, you will pursue and manage contracts, develop client relationships, recruit and mentor staff, and perform traffic analyses, design, and reviews on active projects. This position offers the opportunity to work on high-impact projects while helping shape the growth of GPI's traffic engineering practice in the region.

Do you value a company that puts employee satisfaction at the forefront of who they are? If so, GPI wants you!

GPI is a multi-discipline engineering firm providing planning, design, and construction services for transportation infrastructure and building system projects throughout the United States for over 50 years. Ranked in the Top 100 Firms by Engineering News Record, GPI is a forward-thinking, innovative firm with a culture committed to excellence and fosters staff empowerment. For more information, visit: www.gpinet.com

Responsibilities

  • Support business development efforts through project pursuits, proposals, and client coordination
  • Seek and pursue traffic support service contracts to build a portfolio of traffic-related work in Maryland and Delaware
  • Manage contracts, projects, and tasks for traffic engineering assignments
  • Coordinate with clients, agencies, and internal project teams to ensure successful project delivery
  • Prepare and review traffic engineering analyses, including traffic impact studies, operational analyses, and safety evaluations
  • Develop and review traffic signal plans, signing and pavement marking plans, and other traffic design elements
  • Perform and review traffic capacity and operational analyses using industry-standard tools
  • Review and interpret traffic data, including turning movement counts and field observations
  • Prepare and review technical reports, memoranda, exhibits, and agency submissions
  • Support junior staff through technical guidance and mentoring
  • Assist with construction administration and respond to field issues as needed

Qualifications

  • Bachelor's degree in civil engineering or a related discipline
  • PE required, PTOE preferred
  • 12 or more years of relevant traffic or transportation engineering experience
  • Proven ability to manage projects and client relationships and coordinate multidisciplinary teams
  • Solid understanding of traffic engineering principles, standards, and design practices
  • Experience with traffic analysis and design software such as Synchro, HCS, VISSIM, AutoCAD, or MicroStation
  • Experience with Maryland DOT, DelDOT, county, or municipal projects is strongly preferred
  • Strong written and verbal communication skills

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