Senior Software Engineer

Mastercard

. Develop and maintain Mastercard’s Open Banking platform products .

Posted 9/15/2026full-timeRemote • SpainSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in developing and maintaining APIs using C#, .NET, and ASP.NET, with a strong focus on security and compliance in regulated environments. Proficient in utilizing Azure cloud technologies and DevOps practices to deliver high-quality banking solutions.

Highest-signal resume keywords

C# DevelopmentASP.NET ExpertiseAzure Cloud TechnologiesAPI SecurityAzure DevOps

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

API DevelopmentC#ASP.NET.NETAzureTerraformTest AutomationCI/CD PipelinesVersion ControlInfrastructure as Code

Soft Skills

Collaborative TeamworkProblem SolvingMotivation

Tools & Technologies

Azure DevOpsVersion Control SystemsTest Automation ToolsCI/CD Tools

Certifications & Qualifications

Security Training

Industry Keywords

Open BankingFinancial IndustryData AccessibilityInformation SecurityCompliance

Tech Stack

Tools & technologies

ASP.NETAzureCloudTerraform.NET

About the role

Key responsibilities & impact

Develop and maintain Mastercard’s Open Banking platform products
Build solutions providing secure, high-quality connectivity to banks across Europe
Develop bank connectivity APIs and turnkey account information and payment initiation solutions
Solve emerging industry problems involving API security, data accessibility, processing, and analysis
Collaborate with a distributed team, including colleagues primarily in Denmark and Poland
Work primarily with C#, .NET, ASP.NET, and Azure cloud technologies
Use Azure DevOps, version control, test automation, and CI/CD pipelines
Handle corporate information-security responsibilities and complete mandatory security training

Requirements

What you’ll need

Deep knowledge of APIs built in C# with .NET (latest version), ASP.NET, and Azure/cloud deployment; extensive ASP.NET experience is acceptable even without cloud experience
Experience building software using modern development standards
Experience with ticketing systems such as Azure DevOps, version control systems, test automation, and CI/CD pipelines
Experience with provisioning infrastructure as code using Terraform is beneficial
Interest in computer security, including certificates and HTTPS, is beneficial
Prior experience in closely regulated industries such as financial or medical is welcome but not required
Ability and motivation to work collaboratively as part of a team
Security responsibilities: abide by Mastercard security policies, ensure information confidentiality and integrity, report suspected security violations or breaches, and complete mandatory security training

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Mastercard Website LinkedIn All Job Openings 10,000+ employees 💳 Fintech 💸 Finance Fintech
Finance Mastercard is a global technology company in the payments space that connects consumers, financial institutions, merchants, governments and businesses to enable electronic payments and commerce. It operates a worldwide payments network, provides payment processing, digital and data services, and fraud- and security-related solutions to support transactions and economic inclusion. The company emphasizes innovation, sustainability and inclusive growth and hires across many functions globally. Senior Software Engineer 🔥 0 minutes ago 🇪🇸 Spain – Remote ⏰ Full Time 🟠 Senior 🧑‍💻 Full-stack Engineer 👻 Ghost score 10% ASP.NET Azure Cloud Terraform .NET Apply Now Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Develop and maintain Mastercard’s Open Banking platform products
Build solutions providing secure, high-quality connectivity to banks across Europe
Develop bank connectivity APIs and turnkey account information and payment initiation solutions
Solve emerging industry problems involving API security, data accessibility, processing, and analysis
Collaborate with a distributed team, including colleagues primarily in Denmark and Poland
Work primarily with C#, .NET, ASP.NET, and Azure cloud technologies
Use Azure DevOps, version control, test automation, and CI/CD pipelines
Handle corporate information-security responsibilities and complete mandatory security training 🎯 Requirements
Deep knowledge of APIs built in C# with .NET (latest version), ASP.NET, and Azure/cloud deployment; extensive ASP.NET experience is acceptable even without cloud experience
Experience building software using modern development standards
Experience with ticketing systems such as Azure DevOps, version control systems, test automation, and CI/CD pipelines
Experience with provisioning infrastructure as code using Terraform is beneficial
Interest in computer security, including certificates and HTTPS, is beneficial
Prior experience in closely regulated industries such as financial or medical is welcome but not required
Ability and motivation to work collaboratively as part of a team
Security responsibilities: abide by Mastercard security policies, ensure information confidentiality and integrity, report suspected security violations or breaches, and complete mandatory security training Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score Similar Jobs Senior Software Engineer 🔥 5 hours ago Mastercard 10,000+ employees 💼 Consulting 📦 Logistics 📣 Marketing Website LinkedIn All Job Openings Senior Software Engineer developing Mastercard’s Open Banking platform with C#, .NET, ASP.NET, and Azure. Building secure bank connectivity and payment initiation solutions remotely from Spain. 🇪🇸 Spain – Remote ⏰ Full Time 🟠 Senior 🧑‍💻 Full-stack Engineer ASP.NET Azure Cloud Terraform .NET Technical Lead – GPU Infrastructure 🕒 Yesterday Tether.to 11 - 50 ₿ Crypto 💳 Fintech 💸 Finance Website LinkedIn All Job Openings Technical Lead owning Tether Data’s bare-metal GPU, Slurm, Kubernetes, and managed inference platform. Leading a distributed infrastructure team and partner delivery. 🇪🇸 Spain – Remote ⏰ Full Time 🟠 Senior 🧑‍💻 Full-stack Engineer Bootstrap Cloud Distributed Systems Grafana JavaScript Kubernetes Linux NFS Node.js Prometheus Java Software Engineer, Inglés 🕒 Yesterday knowmad mood 1001 - 5000 💼 Consulting 🏥 Healthcare 📦 Logistics Website LinkedIn All Job Openings Ingeniero Java backend senior desarrollando nuevos proyectos para un cliente bancario. Trabajo 100% remoto con Java, Spring, microservicios y AWS. 🇪🇸 Spain – Remote ⏰ Full Time 🟡 Mid-level 🟠 Senior 🧑‍💻 Full-stack Engineer 🗣️🇪🇸 Spanish Required AWS Cloud Java Kafka Spring Spring Boot SpringBoot Senior Full Stack Software Engineer – Team Lead 🕒 Yesterday Mitek Systems 201 - 500 🤖 Artificial Intelligence 📋 Compliance 🔐 Security Website LinkedIn All Job Openings Full Stack Engineering Team Lead guiding hands-on development of identity authentication and fraud prevention software. Leading architecture, cloud engineering, delivery, and engineer development. 🇪🇸 Spain – Remote 💵 €55k - €70k / year ⏰ Full Time 🟠 Senior 🧑‍💻 Full-stack Engineer AWS Cloud Cypress Distributed Systems EC2 Groovy Java JavaScript Microservices MongoDB Python React Redux Terraform TypeScript Go Senior Full Stack Engineer – End-to-End Product Development 🕒 4 days ago knowmad mood 1001 - 5000 💼 Consulting 🏥 Healthcare 📦 Logistics Website LinkedIn All Job Openings Senior Full Stack Engineer construyendo productos digitales desde cero para knowmad mood, líder en transformación digital. Desarrollo fullstack con React, Java e IA generativa. 🇪🇸 Spain – Remote ⏰ Full Time 🟠 Senior 🧑‍💻 Full-stack Engineer 🗣️🇪🇸 Spanish Required Java React View More Full-stack Engineer Jobs 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Remote jobs Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources About us Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Is Remote Rocketship legit? Privacy policy Terms of service Job board SEO course Remote Job Search MasterClass Resume Review AI Apply Copilot OpenClaw job finder API docs Find jobs using your resume Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs