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Senior Net Developer Jobs in Middletown, DE (NOW HIRING)

22nd Century Technologies

.Net Developer

Aberdeen, MD · On-site

$110 - $120K/hr

Title: Sr..Net DeveloperLocation: Aberdeen, MarylandDuration: Full TimeMax Salary: $110 to $120K ... with object-oriented programming using C#3+ years of experience with relational databases ...

22nd Century Technologies

.Net Developer

Aberdeen, MD · On-site

$110 - $120K/hr

Title: Sr..Net DeveloperLocation: Aberdeen, MarylandDuration: Full TimeMax Salary: $110 to $120K ... with object-oriented programming using C#3+ years of experience with relational databases ...

Dellfor Technologies

senior .net developer

Delaware City, DE · On-site

$53.25 - $67.75/hr

Technical Knowledge and Skills Senior .Net Developer shall possess 7+ years technical knowledge and experience with most of the following systems, platforms, applications, and skills: BS or MS in ...

Net Orbit

Sr. Java Backend Developer

Wilmington, DE · On-site

$49 - $63.50/hr

Sr. Java Developer Wilmington, DE/NYC/Atlanta, GA Need resumes. Resource with 10-15 years hands on and preferably able to lead teams. Working with distributed systems • Strong Java programming ...

Net Orbit

Java Developer(mid-level)

Wilmington, DE · On-site

$49.50 - $64/hr

Sr. Java Developer Wilmington, DE/NYC/Atlanta, GA • Strong Java programming skills • 5-9 years practical software development experience • Robust object-oriented design pattern knowledge and ...

Iff

Senior Automation & Controls Engineer

Wilmington, DE

$100K - $132K/yr

We are seeking a Senior Automation Engineer who can design, implement, and evolve automation ... IFF was recognized on the Forbes Net Zero Leaders 2026 list within the chemicals/materials sector.

Mantis Innovation

Senior Project Engineer

Wilmington, DE · On-site

$120 - $150/hr

... net zero strategies, and sustainability planning; roofing, solar, HVAC assessment management ... The Sr. Project Engineer helps clients identify, design, and implement utility and infrastructure ...

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Senior Net Developer information

See Middletown, DE salary details

$34

$56

$73

How much do senior net developer jobs pay per hour?

As of Aug 21, 2026, the average hourly pay for senior net developer in Middletown, DE is $56.74, according to ZipRecruiter salary data. Most workers in this role earn between $49.86 and $63.46 per hour, depending on experience, location, and employer.

What is the difference between Senior Net Developer vs .NET Developer?

AspectSenior Net Developer.NET Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
CertificationsMicrosoft Certified: Azure Developer Associate or similarOptional, but beneficial
Work EnvironmentLead projects, mentor juniors, design architectureDevelop applications, write code, troubleshoot
ResponsibilitiesArchitect solutions, oversee team, optimize performanceBuild and maintain .NET applications, implement features

The main difference between a Senior Net Developer and a .NET Developer lies in experience, responsibilities, and leadership. Senior Net Developers typically have more years of experience, hold advanced certifications, and take on leadership roles in project design and team mentoring. In contrast, .NET Developers focus on coding and application development with less emphasis on leadership or architecture. Both roles are essential in the software development lifecycle, but the senior position involves broader strategic responsibilities.

What are the most commonly searched types of Net Developer jobs in Middletown, DE?

The most popular types of Net Developer jobs in Middletown, DE are:

What cities near Middletown, DE are hiring for Senior Net Developer jobs?

Cities near Middletown, DE with the most Senior Net Developer job openings:

Senior Net Developer jobs near you
Infographic showing various Senior Net Developer job openings in Middletown, DE as of August 2026, with employment types broken down into 81% Full Time, 6% Part Time, and 13% Contract. Highlights an 79% Physical, 6% Hybrid, and 15% Remote job distribution, with an average salary of $118,023 per year, or $56.7 per hour.

.Net Developer

22nd Century Technologies

Aberdeen, MD • On-site

$110 - $120K/hr

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Net Developer22nd Century Technologies, Inc. is a Small Disadvantage Business with over 18 years of experience providing IT services and solutions to Federal, State & Local government agencies.Job DescriptionTitle: Sr..Net DeveloperLocation: Aberdeen, MarylandDuration: Full TimeMax Salary: $110 to $120K +BenefitsBasic Qualifications:5 years of experience with developing solutions for C# and ASP.NET, the .NET Framework, Spring Framework, complex JavaScript, JSON, jQuery, and database technologies, including SQL Server, MySQL, and Oracle3 years of experience with object-oriented programming using C#3+ years of experience with relational databases, including Microsoft 3+ SQL Server, Oracle, or MySQLExperience with developing applications on Model-View-Controller (MVC), WinForms, or WebFormsExperience with developing SharePoint 2010 applications and Workflows in .NETKnowledge of complex SQL, including stored procedures, triggers, functions, or complex queriesAbility to obtain a security clearanceBA or BS degreeSecret with SSBI (or Top Secret) clearance requiredAA or BS degree (Experience can be substituted for educational requirements.)Security+ CE CertificationPreferred Qualifications:Top Secret clearance preferredBA or BS degree in a technical area (Computer Science, Information Assurance, Cyber Security...)Certified Software Development Professional Certification preferredMicrosoft Certification preferredExperience with developing and presenting, orally and in writing, technical information to non-technical audiences and clientsKnowledge of Web 2.0 principles, including navigation, usability, and accessibilityKnowledge of computer networking and network-based devicesClearance Requirement:Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; Secret with SSBI clearance is requiredAll your information will be kept confidential according to EEO guidelines.

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