Senior .NET Software Engineer

Montarelo Recruiting; Islas Baleares; Presencial; EUR 40.000 - 80.000; Jornada completa

Descripción de la vacante

An innovative Fintech company is seeking a Senior Software Developer to join their dynamic team in Madrid. This role involves taking a leadership position in developing robust backend solutions and collaborating with cross-functional teams to enhance engineering practices. With a focus on quality and scalability, the ideal candidate will have extensive experience in backend software engineering, particularly in C# or Java, and a strong understanding of SQL and microservices architecture. Join a friendly and informal environment that values creativity and offers opportunities for professional growth, including flexible working arrangements and a supportive team spirit.

Servicios

Friendly and informal atmosphere

Professional and personal training opportunities

Flexible working hours

Work from home up to 3 days per week

Challenging and diverse work environment

Formación

• 5+ years in backend software engineering roles, navigating technical trade-offs.
• Broad proficiency in C#, Java, or similar object-oriented languages.

Responsabilidades

• Lead team goals, contributing to design, architecture, and development.
• Design robust backend solutions ensuring high-quality results.

Conocimientos

C#

Java

SQL

Data Structures

Algorithms

Microservices Architecture

Agile Methodologies

Communication Skills

Educación

BA/BSc in Computer Science

Software Engineering

Herramientas

AWS

Azure

Google Cloud

MongoDB

RabbitMQ

SQS

Kafka

Descripción del empleo

The company : Our customer is a Fintech that operates all over the world and is one of the leading providers of online payment solutions.

They will hire the selected candidate as an internal and permanent employee, based in Madrid, but providing services to their global organization.

Description of the position :

We’re looking for a Senior Software Developer to join our Team in Madrid.

Key Responsibilities and tasks :

• Take a leadership role in achieving team goals, contributing to the overall design, architecture, development, quality, and production deployment of the team's systems.
• Design and implement robust, scalable, and maintainable backend solutions for complex scenarios, ensuring high-quality results that may be consumed by other teams.
• Collaborate effectively within your team and with cross-functional partners, such as Product, Design / UX, DevOps, and other R&D teams, representing your team as needed.
• Maintain and improve the team's engineering practices, suggesting and implementing technology, patterns, or process enhancements.
• Proactively identify areas of improvement in team systems, processes, and scalability.
• Lead by example in code quality, contributing significantly to code reviews and acting as a focal point for engineering excellence questions.
• Help monitor production systems, investigate potential issues, and lead efforts to resolve critical production challenges while maintaining a customer-centric approach.

Working Experience :

• 5+ years in backend software engineering roles, with demonstrated ability to navigate technical trade-offs and ambiguity effectively.

Professional skills :

• Broad Proficiency in C#, Java, or similar object-oriented languages.
• Expertise in SQL and database management.
• Strong knowledge of data structures and algorithms.
• Experience with microservices architecture.
• Experience in designing new functionality for existing complex components while maintaining scalability and performance.
• Ability to collaborate effectively and communicate technical concepts to diverse stakeholders.

Not a must but a great advantage :

• Practical experience with Agile development methodologies.
• Familiarity with cloud platforms (AWS, Azure, or Google Cloud).
• Hands-on knowledge of non-relational databases like MongoDB.
• Experience with message queues or streaming platforms (e.g., RabbitMQ, SQS, Kafka).
• Experience in mentoring new hires and interns, fostering a culture of collaboration and best practices.

Education and Training :

• BA / BSc in Computer Science, Software Engineering, or equivalent experience.

Languages :

• English : Very good Business English required (excellent communication skills). At least B2 level.
• Spanish : Would be valuable for the position, but not required.

Job Conditions :

Job location : Madrid. European Union nationality otherwise EU / Spain work permit required as a prerequisite.

Expected travel : Very limited, just a few days trip per year, only during the weekdays, to the global IT headquarters for onboarding, teaming and alignment.

Employment Type : Permanent Full Time, as internal employee.

Salary : Depending on qualification and experience.

Additional benefits :

• Friendly and informal atmosphere in a company that cares about an excellent team spirit.
• Challenging, diverse and independent work in an innovative and creative environment.
• Professional and personal training opportunities to advance your career.
• Company-internal benefits.
• Organize your own working hours including the possibility of working from home (up to 3 days per week).
• You will work right in the heart of Madrid in a digital innovation international team.

If you are interested, please apply here or send an email to including in the subject : ‘SW Developer’ along with your English CV.