Senior Software Developer

Overview We're hiring an experienced and motivated Senior Software Developer in our National Technology Practice to support key internal and external clients from one of our many hub offices across the U.S. Responsibilities Lead and participate in the design, development, and delivery of enterprise applications using modern technologies including C#, .NET (Razor/Blazor), Python and JavaScript/Node.js Collaborate with clients and stakeholders to analyze business needs, define scope, and translate requirements into technical specifications and scalable software solutions. Design and develop backend services, APIs, and data‑driven Web, desktop and mobile applications, ensuring high performance, reliability, and maintainability. Contribute to and lead application architecture and system design leveraging established design patterns and reusable frameworks. Develop, maintain, and optimize SQL‑based data solutions, including: Writing and maintaining SQL scripts Designing stored procedures, views, and data transformations Supporting data integrity and performance tuning Participate in DevOps best practices, including: Building and maintaining CI/CD pipelines in Azure DevOps Managing code repositories using Git Supporting automated build, release, and deployment processes Work across development, test, and production environments, ensuring smooth deployments, environment consistency, and release quality. Develop high‑quality, well‑documented code that adheres to best practices and coding standards, minimizing rework and ensuring long‑term maintainability. Lead or contribute to code reviews, mentoring junior developers and promoting continuous improvement in development standards. Produce and maintain technical documentation, including system diagrams, data documentation, and design artifacts, clearly communicating architectural decisions. Provide database design and management expertise, ensuring efficient data models and alignment with application requirements. Participate in or lead software development best practices initiatives, helping define standards, improve processes, and drive engineering excellence. About You (Qualifications) Bachelor's degree (B.S. or B.A.) in Computer Science, Information Technology, or a related discipline; or equivalent experience with four or more years of relevant programming experience in engineering or a related field. Typical experience: 8–10+ years of professional experience in software development or related areas. Experience applying AI and machine learning technologies (e.g., large language models, computer vision) to enhance enterprise applications, automate workflows, and deliver data‑driven solutions. Ability to integrate AI capabilities into software development workflows using tools such as GitHub Copilot to improve productivity, accelerate delivery, and maintain code quality. Preferred experience with: Enterprise software solutions Power BI SharePoint SQL Server and other relational databases (e.g., Postgres, Oracle) Experience with C# and the .NET platform, including ASP.NET Core. Experience with Python (preferred). Experience with JavaScript/TypeScript and Node.js. Strong background in database design and/or administration of enterprise relational database management systems. Demonstrated excellent interpersonal, communication, and technical writing skills. Rewards & Benefits Depending on your employment status, benefits may include medical, dental, vision, company‑paid life and short‑ and long‑term disability benefits, employer‑matched 401(k) with 100% vesting, employee stock purchase plan, Paid Time Off, leave of absence options, flexible work options, recognition and employee satisfaction programs, employee assistance program, and voluntary benefits. Compensation range is $80k‑$130k+ annually depending on skills, experience, and geographic location. Equal Opportunity Statement AtkinsRéalis is an equal opportunity, Drug‑Free employer EOE/Veteran/Disability. Please review AtkinsRéalis' Equal Opportunity Statement. #J-18808-Ljbffr