Application Developer
System One
Job Title: Application Developer
Location: Oklahoma City, OK
Type: Contract
Work Model: Hybrid – onsite and remote
Hours: 40.0
Overview
We have a great opportunity for an experienced Application Developer who is willing to work on a multi-year contract on a hybrid basis. The position is mostly remote but the successful candidate must be willing to be in Oklahoma City on an as-needed basis. This role will be assisting the modernization from on-premise to cloud infrastructure for a critical application. The qualified candidate will have at least 5 years of experience working with C#, .Net, Web API, Angular, SQL, Azure DevOps and must be local in Oklahoma currently. This opportunity is only open to US Citizens or existing Green Card Holders at this time.
Responsibilities
- Design, develop, and maintain scalable, secure applications using C# .Net, Web API, Angular 16+, SQL, and Azure DevOps.
- Collaborate with technical staff, analysts, testers, and project managers to ensure high-quality deliverables.
- Support the modernization of legacy systems and integration of new cloud-based solutions within Azure environment.
- Translate functional and technical requirements into clean, maintainable code and documentation.
- Participate in Agile SDLC processes, including sprint planning, stand-ups, and reviews.
- Develop APIs, automation workflows, and system interfaces to improve operational efficiency.
- Perform unit testing and code reviews, submitting pull requests for review and approval.
- Assist in user story creation, backlog prioritization, and acceptance criteria definition.
- Ensure adherence to secure coding practices and compliance with TRS business rules.
- Manage multiple development tasks to meet project timelines and quality standards.
Requirements
- Knowledge of modern application development frameworks, programming languages, and secure coding practices.
- Knowledge of software development lifecycle (SDLC) methodologies, including Agile.
- Knowledge of business process analysis, functional design principles, documentation standards, user story development, and acceptance criteria definition.
- Knowledge of TRS business rules, including those specific to the Pension Software System.
- Familiarity with legacy systems architecture, dependencies, technologies, and integration points.
- Skill in performing all aspects of application development, including coding, unit testing, documentation, code reviews, and submitting pull requests for TRS staff to review.
- Skill in developing, enhancing, and maintaining application components that meet functional and technical requirements.
- Skill in developing clear, actionable user stories and maintaining a prioritized backlog.
- Skill in developing APIs, system interfaces, and automation workflows.
- Ability to deliver high-quality work output with minimal defects.
- Ability to translate technical specifications into maintainable, production-ready software.
- Ability to collaborate effectively with TRS technical staff, analysts, testers, and project managers.
- Ability to manage multiple development tasks and meet established timelines.
- Degree in Computer Science or MIS with 3-5 years’ experience or equivalent.
Duration
More than 2 years
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
#M-
#LI-
Ref: #208-Rowland Tulsa
System One, and its subsidiaries including Joulé, ALTA IT Services, TeamPeople, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
- ...Application Developer Are you looking for a growth opportunity for a reputable organization with a positive work environment? Our client is looking for an Application Developer to support a large-scale modernization initiative focused on transforming critical business...SuggestedPermanent employmentWork at officeLocal area
- ...Title: Application Developer Location: Oklahoma City, OK (Remote) Duration: Long Term Description The Teachers’ Retirement System of Oklahoma (TRS) is undertaking a comprehensive, multiyear modernization initiative to replace aging legacy systems—...SuggestedRemote work
- ...Job Title: Application Developer Location: Remote (Occasional on-site meetings in Oklahoma as needed) Experience Level: Mid–Senior Level (3–5+ years experience) Overview The Teachers’ Retirement System of Oklahoma (TRS) is embarking on a comprehensive, multi...SuggestedFull timeContract workLocal areaRemote work
- ...Title:- Application Developer Requirements Knowledge of modern application development frameworks, programming languages, and secure coding practices Knowledge of software development lifecycle (SDLC) methodologies, including Agile Knowledge of business...Suggested
$85k
...Job Description Job Description Job Title: Applications Support Developer Location (city, state): Oklahoma City, OK Pay: Up to $85,000 annually Work Schedule: Monday – Friday | 8:00 AM – 5:00 PM | Fully Onsite Benefits: This position is eligible for...SuggestedSummer workCasual workLocal areaMonday to Friday- ...This Senior Software Application Developer/Architect position supports the Department of Homeland Security (DHS), Customs and Border Protection (CBP) in the area of Support Services. The mission-critical program provides comprehensive training, safety, standards, curriculum...Full timeContract workRemote work
- ...are essential to reaching the world for Christ. To learn more about how we strengthen our team through diversity, visit our careers page. All data collected in our application process, from resume collection to application questions, is used for recruitment purposes only.Full timeTemporary workWork experience placementCasual workInternshipLocal area
- ...The YouVersion Staff Engineer is primarily responsible for developing software for each platform they support and will review and approve... ...our team through diversity, . All data collected in our application process, from resume collection to application questions, is...Full timeTemporary workWork experience placementCasual workInternshipLocal areaWorldwide
- ...## Job Description We are seeking a highly skilled **Salesforce Administrator & APEX Developer** for a contract engagement within our IT department. In this role, you will focus on the daily management, troubleshooting, and bug-fixing of our Workforce solution built...Full timeContract work
$120.5k - $162.68k
...expertise in IBM IMS™ Transaction Manager (TM) and Database (DB) application programming to drive the evolution of our IMS compatible... ...complex system-level components. ~ Direct hands-on experience developing or maintaining IMS TM and DB applications on IBM z/OS (...Full timeRemote workWorldwideFlexible hours- ...Application Developer Client: Oklahoma Teachers’ Retirement System (TRS) Experience: 3-6years Work Arrangement: Remote; in-person attendance may be required for some on-site meetings. TRS will not reimburse contractor travel expenses. Location: Oklahoma, OK...Full timeFor contractorsLocal areaRemote work
- ...There is no remote/virtual work scenario Senior/Lead Web Developer Responsibilities for Senior Web Developer Provide... ...server as a subject matter expert for a wide range of areas, applications, and technologies. Provide effort estimates for large projects...Full timeContract workWork experience placementLocal areaRemote workRelocation
- CURRENT EMPLOYEES - Please apply using "Jobs Hub" in Workday. This career site is for external applicants only.Diamondback is seeking an SAP Full Stack Developer with experience in SAP Fiori, ABAP on HANA, and SAP S/4HANA. This role plays a key part in designing, building...Full time
- .... The YouVersion Software Engineer is primarily responsible for developing software for various YouVersion projects and products, focusing on backend API development, mobile development, or web application development. This role will support the development, review, and...Full timeTemporary workWork experience placementCasual workInternshipLocal area
- ...This includes coordination with outside vendors, customers and other AWACS organizations. Work in concert with an engineering team to develop software requirements, design, build and integrate solutions which support a complex set of requirements including Information...Full timeFor subcontractor
- .../Indigenous Technologies is currently looking for a Software Developer to join our team at Air Logistics Center (ALC) located at Tinker... ...of a large software development team supporting web-based applications for ALC customer’s globally. This position is Monday through...Full timeTemporary workMonday to Friday
$75.1k - $118.9k
...Oklahoma City, Oklahoma . In this role you will design, develop, integrate and test software for our end-user customers and businesses... ..., you will be responsible for the design, architecture, application development, and flight simulation. You will work with multi-...Full timeRelocation packageShift work- ...with a demonstrable knowledge of MIL-STD-6016 and MIL-STD-6011. Applicants without this minimum experience will not be considered. Five... ...requirements to the datalink and mission computing software components. Develop solutions to a wide range of complex problems that require...Full time
- ...Syms Strategic Group (SSG) is seeking a talented Software Developer Location: Remote Department: Veterans Affairs Type:... ...Write code, programs, tests, and analysis of new application software Advise IT management about IT issues within the Company...Full timeRemote work
- ...Full Stack Developer IV Desired Traits: Dynamic, Accountable, Returns-Driven, Commercial, Integrity What is a Full Stack... ...Developer IV develops, integrates, and maintains full-stack applications and cloud infrastructure supporting SEF Energy IT operations,...Full timeWork at office
- ...days * Competitive Pay * Career Development Love's Travel Stops & Country Stores is looking for a Sr Salesforce Developer to join our Application Development team. As a member of the Salesforce Development team, you will be responsible for accelerating software...
- .Net Developer Rattan Consulting is looking for full-time C#/.Net developer. Position Summary: The C#/.Net Developer will be involved... ...includes a competitive benefits package. We are looking for applicants that are individually motivated, can work without direct...Full timeRelocation
- ...to the development, maintenance, and enhancement of web-based applications, databases, and data processing tools primarily supporting the... ...the listed location options. Position Responsibilities:Design, develop, test, and maintain full stack software solutions that support...Permanent employmentFull timeWork experience placementInterim roleRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift work
- ...and care for their families so they can focus on contributing to the fullest.Job Summary:As a Software Developer, you will analyze business needs and create applications that support the organization’s information systems requirements. Working with minimal supervision,...Full time
$140k - $200k
The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify's text-to-speech products to turn whatever they're reading - PDFs, books, Google Docs, news articles, websites - into audio, so they can read faster...Work at officeRemote work$127.1k - $198.58k
...and technology modernization initiatives. The role involves developing, implementing, and maintaining software solutions, algorithms... ...Familiarity with? data engineering, machine learning, or AI/ML applications ?in aviation or operational contexts. Experience...Permanent employmentFull timeContract workPart timeLocal areaRemote work- ...Company Description USM Business Systems Inc. is a quickly developing worldwide System Integrator, Software and Product Development, IT Outsourcing and Technology assistance supplier headquartered in Chantilly, VA. We offer world-class ability in giving most astounding...Full timeWork experience placementWorldwide
- ...Location & Schedule Oklahoma City, Ok, Will Rogers Building, 2 days on-site, 3 days remote Our client has an opening for Salesforce Developer and Admin SW1025 - This position is up to 12 months, with the option of an extension, and the client is in Oklahoma City,...Contract workRemote work
$45 - $60 per hour
...Job Description Job Description Role: Salesforce Developer & Administrator Position Type: Contract Location: Oklahoma... ...excellent opportunity to work on a highly visible enterprise application while contributing to ongoing enhancements and long-term platform...Permanent employmentContract workWork at officeLocal area- ...and owning the reliability and performance of the services that application and product teams depend on. You bring strong engineering... ...into Knowledge Graphs by mapping source data to ontology models.Develop data mapping and transformation workflows using R2RML or similar...Full timeWork experience placementLive inWork at officeLocal area
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Application Developer. Be the first to apply!
- software applications developer Oklahoma City, OK
- app developer Oklahoma City, OK
- application performance engineer Oklahoma City, OK
- senior application security engineer Oklahoma City, OK
- senior application support engineer Oklahoma City, OK
- director of enterprise application services Oklahoma City, OK
- cash application clerk Oklahoma City, OK
- paper application Oklahoma City, OK
- director enterprise applications Oklahoma City, OK
- now accepting applications Oklahoma City, OK




