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Senior Software Developer Jobs in Swansea, SC (NOW HIRING)

SunPlus

Sr. Dotnet Developer

Columbia, SC · On-site

$58/hr

JOB # 9250-SC-DES-Sr. Dotnet Developer PAY RATE: $58/hr on W2 or $85K + Benefits InterviewPr ocess ... Demonstrable software troubleshooting/debugging and analysis skills * Familiarity with the Software ...

Stacklok

Sr. Software Engineer - Platform

North, SC · Remote

$189K - $231K/yr

As a Senior Engineer on Stacklok's core platform team, you will own subsystems within Stacklok Enterprise, the production distribution of ToolHive, the open source platform for running and governing ...

Infojini Inc

Sr. .Net Developer

Columbia, SC

$50.50 - $66.50/hr

Emphases for the Programmer candidates will be on the modernization of legacy computer systems ... Diagnoses, isolates and de-bugs software problems and performs problem resolution. Adheres to ...

DP Professionals Inc

Senior Developer

Columbia, SC · On-site

$44.50 - $58.75/hr

DPP is seeking a Power Platform / Microsoft Fabric Developer for an onsite opportunity with our client in the healthcare insurance industry. Location : Partially onsite (Tues, Wed, Thurs as needed; 8 ...

360 IT Professionals

Sr. Java Developer

Columbia, SC

$53 - $67.50/hr

Company Description 360 IT Professionals is a Software Development Company based in Fremont ... We use Objective C and Swift programming languages to create native applications for iPhone ...

Infojini Inc

Senior Java Developer

Columbia, SC

$53 - $67.50/hr

Senior Java Developer Location: Columbia, SC Duration: 12+ months Description: SCOPE OF THE PROJECT ... design and software for the back end processes to support the provider application as well as ...

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Showing results 21-40

All JobsSoftware Developer JobsSenior Software Developer JobsSenior Software Developer Jobs in Swansea, SC

Senior Software Developer information

See Swansea, SC salary details

$13

$55

$79

How much do senior software developer jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for senior software developer in Swansea, SC is $55.80, according to ZipRecruiter salary data. Most workers in this role earn between $47.36 and $62.60 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 cities near Swansea, SC are hiring for Senior Software Developer jobs? Cities near Swansea, SC with the most Senior Software Developer job openings:
Senior Software Developer jobs near you
Infographic showing various Senior Software Developer job openings in Swansea, SC as of August 2026, with employment types broken down into 86% Full Time, 11% Part Time, and 3% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $116,071 per year, or $55.8 per hour.

Sr. Dotnet Developer

SunPlus

Columbia, SC • On-site

$58/hr

Contractor

Re-posted 10 days ago

Job description

JOB # 9250-SC-DES-Sr. Dotnet Developer
 
PAY RATE: $58/hr on W2 or $85K + Benefits
 
InterviewPr ocess: 1 round, Virtual/Online
Work Location: REMOTE
Position Details:

An existing position is now vacant on the Application Development team in the DES Office of Technology. This position is important in the timely migration of applications and data from the former agency (DHEC) infrastructure to DES systems. Staff augmentation is required to complete this ongoing major project.

Must Have/Required Skills

  • 8 years’ experience with government IT projects as a software developer, software engineer or related field
  • 8 years’ experience in building and optimizing SQL statements and stored procedures
  • 3 years’ experience supporting Water Quality/Safety Information Systems, preferably in a government setting
  • Working knowledge of ASP.NET, .NET, and C#, HTML, and CSS

Additional Duties

  • Demonstrable software troubleshooting/debugging and analysis skills
  • Familiarity with the Software Development Life Cycle (SDLC)
  • Fluent in English with the ability to communicate across project and technical teams
  • Ability to analyze and organize complex technical data logically and efficiently
  • Expertise in developing and executing software test cases
  • Experience in maintaining and upgrading existing applications and systems
  • Effective collaborator with users, vendors, and IT personnel
  • Experience planning, directing, and reviewing work of technical teams and staff
  • Experience in software security standards and best practices.
Preferred/Nice to Have Skills
  • Experience implementing, configuring and supporting SDWIS, Water Quality Exchange (WQX), SWIFT, and DW–SFTIES
  • Experience with Apache Tomcat and Java
  • Experience working/collaborating with the Environmental Protection Agency (EPA)
  • Experience using service/help desk ticket platforms and Microsoft Office products.

Additional Duties

  • Leadership experience in technical teams
  • Experience communicating and coordinating with business units outside of IT scope
  • Subject matter expertise in complex systems and software application.
  • Experience in estimating analysis and development effort of software request and projects
  • Candidate should be a creative problem solver and have the flexibility to learn new products and technologies.

Required Education and/or Certifications

A bachelor's degree in computer science, computer engineering or a related field and experience in computer software development, modification, and maintenance. Relevant experience may substitute for the bachelor’s degree on a year-for-year basis.

System Software Programmer Position Summary/Job Purpose:

The System Software Programmer will perform the independent analysis, design, implementation, modification and maintenance of agency software systems and technical support for required federal data transmittals. The programmer will lead data migration and software implementation for new software and will mentor junior team members.  Emphasis will be placed on supporting Bureau of Water, including SDWIS, WQX, SWIFT and DW-SFTIES.

The programmer will regularly participate in cross-functional discussions to effectively support the needs of internal and external customers.

Key Responsibilities/Job Functions:

  • Software Development and Support – Design, implement, support and maintain software, especially applications supporting the Bureau of Water functions and activities. Manual and automated testing to ensure robust, reliable applications. Address service desk tickets by working with users to understand issues, troubleshooting and debugging as needed.
  • Collaborate with Variety of Audiences – Collaborate with technical team members, customers, business analysts and other stake holders to understand, gather and polish functional and non-functional requirements of software and processes. Mentor other developers and participate in code reviews.
  • Migration Support – Assist in ongoing and future migration processes by identifying dataflows, dependencies, and technical requirements. Modify applications and support deployment process as needed.
  • Documentation and Continuity – Prepare and maintain system documentation for applications supported, including disaster/data recovery. Provide appropriate administrative documentation/project communication.
  • Data Security and Integrity – Adhere to Office of Technology (OT) application development and security standards to protect sensitive information of the agency, constituents, customers and systems.
  • Other – Additional opportunities and duties may be assigned.