Software Engineer III
Equiliem
Software Engineer III (C#/.NET APIs - Backend Focus) Birmingham, AL | Atlanta, GA | Charlotte, NC 6 months Contract-to-Hire Overview We are seeking a Software Engineer III to support the R2 Project within a fully on-premises .NET-based transaction processing platform (FETA). This role is primarily backend-focused, responsible for designing and maintaining APIs that support critical financial transactions including reservations, bookings, and settlements. This is an enterprise environment where engineers work closely with DevOps and product teams to ensure reliable, scalable service delivery. Environment & Tech Context Fully on-premise environment No cloud technologies used Terraform is not used or required DevOps collaboration is expected, but developer role is not DevOps-heavy Frontend vs Backend Scope This is a backend-first engineering role Primary focus: C# / .NET API development React or frontend experience is a plus only, not required UI exists in React, but this role is not expected to work on frontend Day-to-Day Responsibilities Design, develop, and maintain C#/.NET REST APIs Support transaction processing workflows (reservations, bookings, settlements) Build and maintain API integrations and proxies Troubleshoot issues in non-production and production environments Participate in Agile ceremonies (standups, sprint planning, etc.) Perform and participate in code reviews Follow established SDLC processes and engineering standards Collaborate with DevOps for CI/CD awareness and deployment support Required Qualifications Bachelor's degree in Computer Science, Computer Engineering 5+ years of software development experience Strong hands-on experience with C# and .NET API development Experience building and supporting RESTful APIs Experience troubleshooting production systems Strong understanding of Agile and SDLC practices Preferred Qualifications Experience in financial services or transaction-based systems Exposure to API gateways or proxy-based architectures Basic understanding of CI/CD pipelines (awareness only) Experience with React (nice to have, not required) Cloud experience (not required, not used in this environment) Equiliem
$122k - $240.5k
Position Summary Software Engineer III with Agentic AI Experience, AI & Engineering/Engineering as a ServiceAgentic AI is moving from experimentation to production, and organizations everywhere are racing to figure out how to build it responsibly and at scale. We...SuggestedWork at officeLocal areaVisa sponsorshipFlexible hoursShift work$102.3k - $147.05k
...a team that succeeds together. Because at UKG, your work matters—and so do you.About The Team: UKG is looking for a Senior Software Engineer III - Eng to build and maintain our public/private cloud’s PaaS layer (Platform as a Service). This is a specialized team that abstracts...Suggested$102.3k - $147.05k
...you can count on, and a team that succeeds together. Because at UKG, your work matters—and so do you. We are looking for a Software Engineer-III to join our dynamic team. This role provides an opportunity to lead projects and contribute to high-impact software solutions...SuggestedWorldwide$136.35k - $174.9k
...and other countries.NCR Voyix CorporationAtlanta, GASoftware Engineer III (f/t)Job Description:Building highly scalable microservice API... ...elastically scale based on traffic patterns;Technical mentorship of software engineers;Monitoring the latest industry trends to help...SuggestedFull time- Software Engineer III We are seeking a Software Engineer III to support a high-priority, enterprise-wide security remediation initiative. This engineer will work across a diverse application portfolio to identify and resolve vulnerabilities uncovered by automated repository...Suggested
$100k - $170k
Role Summary/Purpose:The Assistant Vice President, iOS Software Development Engineer III craves working in a hands-on mobile environment and leads by example to make sure projects are delivered on time and to specification. To be successful in this role, you will need deep...Full timeWork experience placementWork from homeVisa sponsorshipWork visaMonday to Friday$95.6k - $188.4k
Position Summary Our Deloitte AI & Engineering team to transform technology platforms, drive innovation, and help make a significant... ...growth through innovation. Work you'll do As a Project - Software Engineer III on the Engineering as a Service team, you will be...Local areaFlexible hours$145k - $165k
Software Engineer III (Ruby on Rails)RemoteAt PrizePicks, we are the fastest-growing sports company in North America, as recognized by Inc. 5000. As the leading platform for Daily Fantasy Sports, we cover a diverse range of sports leagues, including the NFL, NBA, and Esports...Full timeRemote workWork visa- Full Stack Engineer III-V Build Secure, Scalable Applications That Power Mission-Critical Operations Georgia System Operations Corporation... ...critical business operations. The position spans the full software development lifecycle from intuitive front-end user experiences...Work experience placement
- ...Job Description Position: Full Stack Application Developer III Location: Atlanta, GA – Hybrid Duration: 3 Years Client... ...Bachelor’s degree in Computer Science, Information Systems, Software Engineering, Human-Computer Interaction, Data Analytics, or a related...Contract work
4P Consulting Inc.
Atlanta, GA27 days ago - Position Summary Our Deloitte AI & Engineering team works to transform technology platforms, drive innovation, and help make a significant... ...innovation. Work you'll do As a PROJECT - Data Engineer III on the AI & Data team, you will be responsible for… Design, develop...Local areaVisa sponsorship
- ...System Integrator III - Critical Infrastructure Smart Tech Contracting delivers turnkey BAS & EPMS solutions for mission-critical... ...(MSI), we unify controls construction (DDC, PLC, SCADA) with software engineering, optimized graphics / UI standards, and program-level...Temporary workFor subcontractorWork at officeRemote workRelocationShift workNight shiftWeekend work
$102.3k - $147.05k
...succeeds together. Because at UKG, your work matters—and so do you. About the Team: We are seeking an experienced Senior Software Engineer to join our Development team. In this role, you will lead the design and delivery of scalable, secure, and reliable cloud-...Full timeWorldwide- ...government clients, is seeking a full-time Technical Consultant III – TRIRIGA Application Developer to provide support to a Federal... ...cybersecurity requirements, and change management procedures throughout the software development lifecycle. Serves as a Certified IBM TRIRIGA...Full timeWork experience placementRemote work
Dynamic Solutions Technology LLC
Atlanta, GA8 days ago $85k - $116.8k
...role supporting our Hyperscale Data Center project in Spartanburg, SC. We have immediate opportunities for Construction Project Engineer III to support our EPCM projects. At Jacobs, we’re challenging today to reinvent tomorrow by solving critical problems for thriving...Full timeContract workFor contractorsWork at officeImmediate startRemote work$134.5k - $265.1k
...Summary As a Cyber Forward Deployed Engineer (FDE), you will work at the intersection... ...doAs an Engineering and Product Engineer III on the Cyber Engineering team, you will... ...Experience with DevSecOps practices and secure software development lifecycle.Exposure to search/...Local areaVisa sponsorship- ...Job Description Job Description UPS Field Service Engineer III Atlanta, GA | Home-Based / Field Deployment | Full-Time | Senior Level Bloom Talent Solutions specializes in placing top-tier professionals with high-growth, industry-leading companies. We are proud...Full timeImmediate startNight shiftWeekend work
Bloom Partners Talent Solutions
Atlanta, GA29 days ago $116.2k - $229.1k
Position Summary AI & Engineering/EaaS - DevOps Engineer IIIBuild and scale modern DevOps capabilities that help clients accelerate... ...and operational improvement to help organizations strengthen software delivery performance and business outcomes.Recruiting for this...Local area- We are seeking a Senior Software Engineer to design and deliver complex, multi-component features and systems. This role is ideal for an experienced engineer who can make thoughtful trade-offs between speed, scalability, and cost while building systems that hold up under...Full timeRelocationFlexible hours
VersiTech / Bold Integrated Payments / Tonic
Sandy Springs, GA5 days ago $87.6k - $146k
...solve novel problems and help us build and deliver our Genospace software platform. As the leading provider of information technology... ...improve patient care. Your Impact: Your work as a Software Engineer in the Genospace team at Ontada will impact individuals and...Full timeH1bWork at officeMcKesson
Atlanta, GA4 days ago- ...Sr Full Stack Software Engineer Position: Senior Full Stack Software Engineer Our client builds technology that rewires the way patient care is ordered, delivered, and paid for connecting patients, providers, health plans, and care suppliers, to ensure patients receive...
Tech Stars Group LLC
Atlanta, GA2 hours ago - The Advanced Software Engineer- Full Stack Cloud Developer will design, develop, and maintain end-to-end web applications with a focus on cloud-based architectures. You will collaborate with cross-functional teams to deliver robust, scalable, and secure solutions that meet...Temporary workFlexible hours
- ...central nervous system for usage data across the enterprise. By engineering seamless data ingestion pipelines, pinpoint-accurate billing... ...About YouBasic Qualification (Senior P4)8+ years experience in software development engineering including designing, developing, and...Full timeWork experience placementWork at officeImmediate startRemote workHome officeFlexible hours
$86.36k - $101.6k
...Description This position will be responsible for the analysis, design, testing, development and maintenance of best in class software experiences. The candidate is a self-motivated individual who can collaborate with a team and across the organization. The candidate...Full timeTemporary workWork experience placementLocal area3 days per week- At U.S. Bank, we’re on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions and enabling the communities we support to grow and succeed. We believe it takes all of us to bring our shared ambition to life,...Full timeWork experience placementLocal area3 days per week
- ...money coaches. That’s how we’re UNSTOPPABLE for our employees!Are you ready to join the Un-carrier movement? At T-Mobile, Senior Software Engineers design, build, and deploy scalable software solutions that meet customer needs and support highly available systems. They...Full timeTemporary workPart timeWork experience placementLocal areaFlexible hours
$172.5k - $260.1k
...creating a unified, automated, and scalable platform that enables engineering teams to deliver reliable and compliant services with speed... ...and delivery - enabling safe, observable, and metrics-driven software releases.Reliability measurement - defining and computing metrics...Permanent employmentFull time$74.1k - $148.3k
...cabling, security, AV, BMS/controls, and related systems that form the digital nervous system of OCI’s data centers. As a Principal Engineer, you will serve as a technical authority and delivery leader, driving the design integration, installation execution, and vendor...Temporary workLive inLocal areaWorldwideRelocationRelocation packageFlexible hoursOracle Defunct
Atlanta, GA4 days ago- Job-ID30854728Reference25-08227TypeContractSenior Software Engineer (C++) Job Title: Senior Software Engineer Location Options: Onsite - Dallas... ...the RoleWe are seeking an experienced Software Engineer III with strong expertise in Visual C++ on the Windows platform. The...
$74k - $111k
...Company Cox Automotive - USA Job Family Group Engineering / Product Development Job Profile Software Engineer I Management Level Individual Contributor Flexible Work Option Hybrid - Ability to work remotely part of the week Travel % Yes, 5% of the...Local areaRemote workVisa sponsorshipFlexible hoursShift work
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