Senior Sharepoint Developer - Hybrid

UST; Madrid; On-site; EUR 52,000 - 78,000; Full time

Benefits offered by this job

23 days Annual Leave

Flexible benefits program

WFH/remote work policy

Training platforms access

Career stability and growth

Referral bonuses

Job summary

UST is seeking an Experienced SharePoint Developer / Application Engineer to join our international team and support a major banking client.

The role focuses on SharePoint On-Premises development and maintenance, with strong .NET/C# expertise. You will work across modern and legacy systems, ensuring security, performance, and scalable solutions in a large enterprise environment.

Qualifications

• Hands-on experience with SharePoint On-Premises development and support.
• Strong knowledge of SharePoint architecture (Sites, Lists, Permissions, Workflows, Web Parts, Deployment).
• Solid C# and .NET development experience.
• Experience with SQL Server and relational databases.
• Experience integrating apps via APIs and Web Services.
• Experience in large-scale enterprise environments and fluent English.

Responsibilities

• Develop, maintain, and troubleshoot SharePoint On-Premises solutions.
• Design custom SharePoint components, workflows, integrations, and application functionality.
• Analyze existing SharePoint applications and implement improvements.
• Support upgrades, patching, migrations, testing, and deployments.
• Develop and maintain .NET/C# components and services within the landscape.
• Collaborate with analysts, architects, infrastructure, security teams, and vendors.
• Participate in code reviews and release management.

Skills

SharePoint On-Premises development

C# / .NET development

SQL Server

APIs & Web Services integration

English fluency

Analytical & problem-solving

Tools

GitLab / CI-CD

PowerShell scripting

Visual Studio

Job description

Role Description

We are still looking for the very Top Talent…and we would be delighted if you were to join our team! More in details, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35,000 employees all over the world and presence in more than 35 countries. We are leaders in digital technology services, providing large-scale technological solutions to some of the world's leading companies.

What we look for?

We are currently looking for an Experienced SharePoint Developer / Application Engineer to join a major international banking and wealth management client.

We are seeking a highly skilled professional with strong expertise in SharePoint On-Premises development and maintenance, combined with solid .NET/C# development experience. The ideal candidate will be comfortable working with both modern and legacy technologies, supporting business-critical applications while contributing to modernization initiatives in a complex enterprise environment.

Key Responsibilities

• Develop, maintain, enhance, and troubleshoot SharePoint On-Premises solutions.
• Design and implement custom SharePoint components, workflows, integrations, and application functionality.
• Analyze existing SharePoint applications and implement technical improvements.
• Support application lifecycle activities including upgrades, patching, migrations, testing, and deployments.
• Develop and maintain .NET/C# components and services within the application landscape.
• Integrate SharePoint with enterprise applications through APIs, web services, and databases.
• Contribute to modernization initiatives and gradual replacement of legacy applications.
• Perform root-cause analysis and resolve complex production incidents.
• Ensure solutions comply with security, stability, performance, maintainability, and compliance requirements.
• Create and maintain technical documentation and development standards.
• Collaborate with business analysts, architects, infrastructure teams, security teams, and external providers.
• Participate in code reviews, testing, release management, and continuous improvement activities.

Mandatory Requirements

• Several years of hands-on experience with SharePoint On-Premises development and support.
• Strong understanding of SharePoint architecture, including:
  • Sites
  • Lists & Libraries
  • Permissions
  • Workflows
  • Web Parts
  • Solution Deployment
• Strong experience with C# and .NET technologies.
• Experience with SQL Server and relational databases.
• Experience integrating applications via APIs and Web Services.
• Solid understanding of software engineering principles, source control, testing, deployment, and application lifecycle management.
• Experience maintaining and troubleshooting legacy codebases.
• Strong analytical and problem-solving skills.
• Experience working in large-scale enterprise environments.
• Excellent communication and collaboration abilities.
• Fluent English.

Nice To Have

• Experience with Java and Java-based applications.
• Experience with .NET Core / ASP.NET Core.
• Knowledge of JavaScript, TypeScript, and React.
• Experience with SharePoint modernization or migration projects.
• Knowledge of SharePoint Online / Microsoft 365 environments.
• Experience with GitLab, CI/CD pipelines, or similar DevOps tooling.
• PowerShell scripting and automation experience.
• Experience working within highly regulated industries, especially financial services.
• Understanding of secure software development and application risk management.

What can we offer?

• 23 days of Annual Leave plus the 24th and 31st of December as discretionary days!
• Numerous benefits (Health Care Plan, Internet Connectivity, Life and Accident Insurances).
• Retribución Flexible´ Program: (Meals, Kinder Garden, Transport, online English lessons, Health Care Plan…).
• Free access to several training platforms.
• Professional stability and career plans.
• UST also compensates referrals from which you could benefit when you refer professionals.
• The option to pick between 12 or 14 payments along the year.
• Real Work Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime…).
• UST Club Platform discounts and gym access discounts.

At UST, we are committed to equal opportunities in our selection processes and do not discriminate based on race, gender, disability, age, religion, sexual orientation, or nationality. We have a special commitment to Disability & Inclusion, and we are interested in hiring people with a disability certificate.

Skills

SharePoint, C#, .NET, Microsoft SQL Server