Vistex is a global enterprise software and services company that helps businesses take control of their mission-critical processes. With a multitude of programs covering pricing, trade, royalties and incentives, it can be complicated to see where all the money is flowing, let alone how much difference it makes to the topline and the bottom line. With Vistex, business stakeholders can see the numbers, see what really works, and see what to do next – so they can make sure every dollar spent or earned is really driving growth, and not just additional costs. The world’s leading enterprises across a spectrum of industries rely on Vistex every day to propel their businesses.
Vistex is growing and we are looking for Senior .NET Developer, who will lead the design and evolution of complex software systems, blending technical expertise with the art of programming. Operating with high autonomy, you’ll influence architectural direction, mentor fellow developers, and contribute to cutting-edge technologies that redefine our client experiences
We are looking for a new colleague in Walldorf with over 6 years of experience in C#, .NET Core, and ASP.NET Core and is open to work on-site at least two days per week.
Responsibilities:
- leading technical analysis and architectural decisions to building scalable, secure .NET applications and RESTful services
- owning the full lifecycle of delivered solutions, ensuring high performance, reliability, and operational stability
- driving improvements to system architecture, coding standards, and engineering practices
- resolving complex and ambiguous technical problems across components and services
- coaching and mentoring mid-level and junior developers through structured feedback, pairing, and leading high-standard code reviews.
- conducting technical knowledge-sharing sessions and support team capability growth
- partnering with Product, QA, and DevOps to translate requirements into robust solutions, supporting CI/CD and containerization practices
- contributing to technical strategy, design discussions, and solution brainstorming
- ensuring application performance, security, and operational stability
About us: The Vistex platform helps businesses finally get control of all their different promotions, rebates, SPAs, discounts, and other incentives. With so many programs across so many partner relationships, it can be impossible to see where all the money is going, let alone how much difference it’s actually making to revenue. With Vistex, business leaders can see the numbers, see what really works, and see what to do next – so they can make sure every dollar they spend really is driving more growth, not just more costs. It’s why global enterprises ranging from Coca-Cola to Sony to Grainger rely on Vistex every day. Vistex | Now it all adds up.™
Qualifications Education Required Bachelors or better. Experience Required Experience with C#, .NET Core, and ASP.NET Core Proven expertise in designing and building RESTful APIs and backend services Solid understanding of Clean Architecture, SOLID principles, OOP, and Domain-Driven Design (DDD) Hands-on experience with relational and NoSQL databases Strong experience with Entity Framework Core and raw SQL optimization Practical experience with microservices architecture and Docker-based deployments Good knowledge of cloud platforms and hands-on experience with Azure and/or AWS Proficiency with Git, CI/CD pipelines, and Agile/Scrum methodologies Strong analytical, problem-solving, and technical communication skills Excellent command of English, both written and spokenSkills Required
- Bachelor's degree or higher
- 6+ years experience in C#, .NET Core, and ASP.NET Core
- Proven expertise designing and building RESTful APIs and backend services
- Solid understanding of Clean Architecture, SOLID principles, OOP, and Domain-Driven Design (DDD)
- Hands-on experience with relational and NoSQL databases
- Strong experience with Entity Framework Core and raw SQL optimization
- Practical experience with microservices architecture and Docker-based deployments
- Hands-on experience with Azure and/or AWS
- Proficiency with Git and CI/CD pipelines
- Experience with containerization (Docker) and supporting CI/CD practices
- Experience working in Agile/Scrum methodologies
- Strong analytical, problem-solving, and technical communication skills
- Excellent command of English, written and spoken
- Willingness to work on-site in Walldorf at least two days per week
Vistex Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Vistex and has not been reviewed or approved by Vistex.
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Fair & Transparent Compensation — Pay is considered competitive in several functions and markets, with strong salary reported in certain consulting and technical roles. Compensation often aligns reasonably with market expectations, though not universally.
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Healthcare Strength — Core medical, dental, and vision coverage is described as solid and broadly available in the U.S. Benefits also include life and disability insurance alongside FSA/HSA options.
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Retirement Support — A 401(k) with employer match is available, indicating tangible retirement support for U.S. staff. Multiple accounts reference matching contributions as part of the package.
Vistex Insights
What We Do
The more incentives, promotions, and discounts a business has to offer, the more money you make, right? Well, not exactly. In a world where the sheer volume of incentive programs has become completely unmanageable, someone had to find a way to make sure the numbers actually add up – so you never leave money on the table. And that's where we come in. Vistex solutions helps businesses take control of their mission-critical processes, including their promotions, rebates, pricing, discounts, and other incentives. With so many programs across so many partner relationships, it can be impossible to see where all the money is going, let alone how much difference it’s actually making to revenue. With Vistex, business leaders can see the numbers, see what really works, and see what to do next – so they can make sure every dollar they spend really is driving more growth, not just more costs. Vistex | Now it all adds up
