Senior Software Engineer

Ascendion; Redmond (WA); On-site; USD 110,000 - 120,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) plan

Long term disability insurance

Paid time off

Job summary

Ascendion is seeking a Senior Software Engineer - Backend Services in Redmond to build, maintain, and scale large-scale backend systems used by millions of players. You will own end-to-end backend solutions, collaborate across teams, and drive reliability and performance.

The role requires strong C#/.NET backend expertise, experience with microservices, Kubernetes, Terraform, Helm, and Azure DevOps, plus a proactive, communicative approach to production systems and incident management.

Qualifications

• Strong experience with C#/.NET backend services.
• Design, build, and support microservices and distributed systems.
• Hands-on with Kubernetes, containers, Helm, Terraform.
• Experience with Azure cloud and Azure DevOps (ADO).
• Strong CI/CD and DevOps practices.
• Telemetry, monitoring, observability, and production troubleshooting.
• Experience with multiple databases and storage technologies.
• Understanding of reliability, scalability, and performance.

Responsibilities

• Build, maintain, and scale backend services used by millions of players.
• Design end-to-end solutions and own components across services.
• Collaborate with cross-functional teams and drive production-readiness.
• Mentor teammates and contribute to deployment, monitoring, and incident response.

Skills

C#/.NET

Backend service development

Microservices

DevOps practices

Problem solving

Communication

Independent work

Production systems

Tools

Kubernetes

Terraform

Helm

Azure DevOps

Azure cloud services

CI/CD

Job description

Ascendion | Engineering to elevate life

Ascendion is an AI-native software engineering disruptor helping businesses innovate faster, smarter, and with greater impact. We partner with enterprise clients across North America, the UK, Europe, and APAC to solve complex challenges in data, experience design, software product engineering, and workforce transformation. Powered by expert engineers, thousands of AI agents, and our Engineering to the Power of AI (EngineeringAI) method, we deliver measurable outcomes that build trust, unlock value, and accelerate growth.
Learn more at https://ascendion.com/.

About Ascendion

We have a culture built on opportunity, inclusion, and a spirit of partnership. Come, change the world with us:

• Build the coolest tech for the world’s leading brands
• Solve complex problems - and learn new skills
• Experience the power of transforming digital engineering for Fortune 500 clients
• Master your craft with leading training programs and hands-on experience

Experience a community of change makers!

Join a culture of high-performing innovators with endless ideas and a passion for tech. Our culture is the fabric of our company, and it is what makes us unique and diverse. The way we share ideas, learning, experiences, successes, and joy allows everyone to be their best at Ascendion.

About the Role

Senior Software Engineer - Backend Services

We are looking for a strong Senior Software Engineer to join the team and help build, maintain, and support large-scale backend services used by millions of players worldwide.

Key Skills

• Strong experience with C#/.NET and backend service development
• Experience designing, building, and supporting microservices and distributed systems
• Hands-on experience with Kubernetes, containers, Helm, and Terraform
• Experience with Azure cloud services and Azure DevOps (ADO)
• Strong understanding of CI/CD pipelines and DevOps practices
• Experience with telemetry, monitoring, observability, and troubleshooting production services
• Experience working with multiple database and storage technologies
• Strong understanding of system reliability, scalability, and performance optimization

Technology Stack

• Java
• C#/.NET
• Node.js
• Kubernetes
• Terraform
• Helm
• Azure DevOps
• Redis
• PostgreSQL
• Azure Table Storage
• Azure Blob Storage
• Cosmos DB
• MongoDB
• What We’re Looking For
• Strong ownership, accountability, and technical leadership
• Ability to work independently and drive solutions end‑to‑end
• Excellent problem‑solving, debugging, and troubleshooting skills__
• Experience operating and supporting production systems on a scale
• Strong communication and collaboration skills
• Ability to ramp up quickly and contribute across multiple services and technologies

Nice to Have

• Experience supporting gaming platforms or large‑scale consumer‑facing services
• Experience working in live‑service environments with high availability requirements
• Familiarity with games , including hands‑on gameplay experience and an understanding of the player experience

Salary and Other Compensation

The annual [salary] for this position is between [$110k - 120k annually]. Factors which may affect pay within this range may include geography/market, skills, education, experience and other qualifications of the successful candidate.

Benefits

• [medical insurance]
• [dental insurance]
• [vision insurance]
• [401(k) retirement plan]
• [long term disability insurance]
• [short-term disability insurance]
• [5 personal days accrued each calendar year. The Paid time off benefits meet the paid sick and safe time laws that pertains to the City/ State]
• [10-15 days of paid vacation time]
• [6 paid holidays and 1 floating holiday per calendar year]

Want to change the world? Let us know.

Tell us about your experiences, education, and ambitions. Bring your knowledge, unique viewpoint, and creativity to the table. Let’s talk!