Senior .NET Developer (Card Payment Experience)
📍 Location: Spain (Remote)
We areWizeline is a global AI-native technology solutions provider that develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.
With the right people and the right ideas, there’s no limit to what we can achieve.
Are you a fit?We're looking for a Senior .NET Developer with a passion for building scalable, cloud-native applications and distributed systems. In this role, you'll design, develop, and maintain high-quality backend solutions using modern .NET technologies while collaborating with cross-functional teams to deliver reliable, secure, and high-performing software.
You'll play a key role in designing microservices, implementing event-driven architectures, improving CI/CD pipelines, and contributing to technical decisions that shape the future of our platform.
If you're passionate about software craftsmanship, cloud technologies, and building resilient distributed systems, we'd love to meet you.
Qualifications:
- Excellent communication and collaboration skills. English B2 Advanced or C1
- Proven experience as a .NET Core Developer (.Net 6 / 8)
- Card payment experience
- Strong understanding of object-oriented programming principles
- Proficiency in C#
- DevOps experience, pipeline, releases. (ideally with AzureDevOps)
- Unit tests, integration and end to end testing experience
- Cloud computing and related concepts (ideally with Azure)
- Messaging systems (ideally Azure Services Bus brokered, topics and queues)
- Experience with Event driven and/or microservices Architecture and related patterns
- Experience with Distributed Systems and related patterns, focusing on fault-tolerant environments:
- Idempotency
- Circuit Breaker
- Sagas
- Inbox
- Outbox
- Experience integrating with internal and external Apis
- Experience with Terraform or Infrastructure as Code (IaC)
- AI Tooling Proficiency: Leverage one or more AI tools to optimize and augment day-to-day work, including drafting, analysis, research, or process automation. Provide recommendations on effective AI use and identify opportunities to streamline workflows.
Why You'll Love This Role
- Build modern cloud-native applications using the latest .NET and Azure technologies.
- Work on scalable, event-driven, and distributed architectures.
- Collaborate with highly skilled engineers in an AI-native technology company.
- Influence technical decisions and contribute to engineering best practices.
- Enjoy continuous learning, professional development, and global collaboration opportunities.
What We Offer
- A High-Impact Environment
- Commitment to Professional Development
- Flexible and Collaborative Culture
- Global Opportunities
- Vibrant Community
- Total Rewards
Specific benefits are determined by employment type and location.
Find out more about our culture here
Skills Required
- Bachelor's Degree in Computer Science, Software Engineering, IT, or related field
- 7+ years professional experience developing backend applications with .NET and C#
- Proficient English (B2/C1) spoken and written
- Strong experience with .NET Core (.NET 6/8) and C#
- Deep understanding of OOP, SOLID principles, and software design patterns
- Experience building and maintaining RESTful APIs and backend services
- Hands-on experience with Unit, Integration, and End-to-End testing
- Experience developing and deploying solutions on Microsoft Azure
- Hands-on experience with Azure DevOps (Pipelines, Releases, CI/CD)
- Experience implementing Infrastructure as Code using Terraform
- Experience designing and maintaining Microservices architectures
- Experience with Event-Driven Architecture using Azure Service Bus (Topics & Queues)
- Familiarity implementing distributed systems patterns (Idempotency, Circuit Breaker, Saga, Inbox/Outbox)
- Experience integrating internal and third-party APIs; building scalable, secure, fault-tolerant systems
- Experience contributing to CI/CD improvements and collaborating with DevOps teams
- AI tooling proficiency for workflow optimization (nice-to-have)
- Experience with Kubernetes, preferably AKS (nice-to-have)
- Experience with Azure Storage services (Blob, Table, Queue) (nice-to-have)
- Experience with monitoring/observability like Azure Application Insights (nice-to-have)
- Experience documenting technical decisions with Architectural Decision Records (ADRs) (nice-to-have)
- Familiarity with Domain-Driven Design (DDD) and Clean Architecture (nice-to-have)
- Experience working in Agile/Scrum environments and mentoring L2/L3 engineers (nice-to-have)
Wizeline Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Wizeline and has not been reviewed or approved by Wizeline.
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Healthcare Strength — Core coverage spans medical, dental, vision, life and disability insurance, with private medical commonly included in Mexico. Additional support such as EAP and wellness programs is also referenced.
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Leave & Time Off Breadth — Paid vacation, holidays, sick leave, volunteer time, and parental leave are called out, alongside flexible or remote work options. Unlimited PTO is mentioned in some contexts.
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Retirement Support — Savings and retirement elements appear across regions, including a 401(k) in the U.S. and a savings fund and profit sharing in Mexico. These components provide structured long-term financial benefits.
Wizeline Insights
What We Do
Wizeline, a global technology services provider, builds the best digital products and platforms at scale. We focus on measurable outcomes, partnering with our customers to modernize core technologies, mature data-driven capabilities, and improve user experience.
