Principal Software Developer (Hands-On Web Development Exp w/ C# & .NET

Aspen Technology, Inc.; Georgia; On-site; USD 120,000 - 180,000; Full time

Job summary

AspenTech is seeking a senior software professional to design, develop, maintain, and support DMC3/GDOT products in a collaborative team. You will translate customer requirements into features and use cases, delivering secure, scalable software with ease of deployment and maintenance.

The role emphasizes AI-assisted development tools, cross-team collaboration, and driving successful product releases with quality assurance and customer adoption in mind.

Qualifications

• Bachelor’s degree in computer science or related field with 10+ years of experience.
• Experience designing, developing, deploying scalable web applications across the full SDLC.
• Proficiency with Microsoft web technologies: ASP.NET Core, MVC/Web API, Web Forms, and Classic ASP.
• Strong experience with C# (.NET) and SQL data management.
• Familiarity with unit testing and AI-assisted development tools is a plus.

Responsibilities

• Design, develop, maintain, and support DMC3/GDOT products.
• Translate customer requirements into features and use cases.
• Deliver innovative, secure, maintainable software with easy deployment.
• Collaborate with Product Management, Customer Support, and QA for successful releases.

Skills

C# .NET

ASP.NET Core

SQL

JavaScript

React

Angular

Unit testing

Security principles

Education

Bachelor’s degree in computer science

Tools

Angular

React

DevExpress

ASP.NET MVC/Web API

Job description

The driving force behind our success has always been the people of AspenTech. What drives us, is our aspiration, our desire and ambition to keep pushing the envelope, overcoming any hurdle, challenging the status quo to continually find a better way. You will experience these qualities of passion, pride and aspiration in many ways - from a rich set of career development programs to support of community service projects to social events that foster fun and relationship building across our global community.

Your Impact

Primarily focus on designing, developing, maintaining, and supporting DMC3/GDOT products. Analyze customer requirements and translate them into product features and use cases. Deliver innovative solutions to enhance our products, ensuring they provide better value for our customers with a focus on simplicity in deployment and maintenance. Secure application design to ensure products adhere to modern software security and access-control standards. Leverage AI-assisted development tools for coding, troubleshooting, refactoring, and generating unit tests to improve efficiency and code quality. Collaborate with other teams to identify synergies among AspenTech’s extensive range of products. Work collaboratively with the extended team in Product Management, Customer Support, and Quality Assurance to ensure a successful product release and seamless customer adoption.

What You'll Need

• Bachelor’s degree in computer science or related fields with 10+ years of working experience.
• Proven experience in designing, developing, and deploying scalable web applications across the full software development lifecycle.
• Proficiency with Microsoft web application technologies, including ASP.NET Core, ASP.NET MVC/Web API, ASP.NET Web Forms, and Classic ASP.
• Strong experience with C# (.NET).
• Knowledge of software security principles, including authentication, authorization, and access-control models.
• Experience writing SQL queries and managing data using SQL is a plus.
• Familiarity with unit testing frameworks.
• Experience with third-party UI controls or frameworks such Angular, React, or DevExpress is a plus.
• Experience with JavaScript, Typescript, C++ is a plus.
• Experience using AI-assisted development tools for coding, troubleshooting, refactoring, and generating unit tests.
• Strong problem-solving skills.
• Excellent interpersonal, communication, writing, and presentation abilities.
• Demonstrated ability to convey complex information clearly and concisely.
• Experience in software project management is a plus.

AspenTech is a global software leader helping industries meet the increasing demand for resources from a rapidly growing population in a profitable and sustainable manner. Our Digital Grid Management software suite, including AspenTech OSI products, helps power and utilities companies achieve superior real-time control, optimization and management for exceptional performance of complex energy networks. If you're looking to make a difference every day and push the limits of performance, AspenTech is doing things no one else thought was possible. As a leading industrial software partner, we help companies all over the world run safer, greener, longer and faster. With over 3700 employees and more than 60 global locations, AspenTech is meeting today's sustainability and business challenges head-on with unmatched expertise, cutting-edge AI-powered technology and a passion to innovate.

AspenTech is an Equal Opportunity/Affirmative Action employer.

AspenTech does not discriminate against employees or applicants on the basis of age, race, color, religion, creed, ancestry, sex, sexual orientation, gender identity or expression, pregnancy or related conditions, marital status, familial status, national origin, disability, medical condition, genetic information, citizenship, military service or protected Veteran Status or any other basis protected by applicable federal, state, or local law.

Reasonable Accommodation: We will provide reasonable accommodations to qualified individuals who have a disability or sincere religious reasons to request accommodation, when necessary to enable the individual to participate in the job application or interview process. If you wish to request an accommodation, please contact us at [e-mail].

GDPR Privacy Notice: AspenTech collects a range of personal information during the recruitment process. This may include the following personal or special categories of personal data: recruitment information such as your application form and resume, references, qualifications and membership of any professional bodies and details of any pre-employment assessments; your contact details and date of birth; your gender; your marital status and family details; your identification documents including passport and driver's license and information in relation to your immigration status and right to work with us; information about your contract of employment (or services) including start and end dates of employment, role and location, working hours, details of promotion, salary (including details of previous remuneration), pension, benefits, and holiday entitlement; your racial or ethnic origin; any criminal convictions and offences.

AspenTech Security and Privacy Policy Plan Participants Enrolled in the AspenTech US Medical Plans: The Transparency in Coverage Final Rules require certain group health plans to disclose on a public website information regarding in-network provider rates and historical out-of-network allowed amounts and billed charges for covered items and services in two separate machine-readable files (MRF’s). The MRF’s for the benefit package options under AspenTech’s US Employee Benefit Plan are linked below: Transparency in Coverage Rule - Machine Readable Files Transparency In Coverage Rule And Consolidated Appropriations Act Overview and FAQS