Senior Software Engineer .NET

Auctane

El Barco de Ávila

Presencial

EUR 47.000 - 68.000

Jornada completa

hace 28 horas
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Ventajas ofrecidas por este puesto de trabajo

Central Madrid office
Annual salary review
€2,000 training budget per year
Private health insurance

Descripción de la vacante

Auctane is hiring a Senior Software Engineer to design, develop, and maintain complex software components that align with business and technical requirements. The role emphasizes ownership of features, troubleshooting, and collaboration with cross-functional teams to deliver scalable solutions in Madrid.

You will contribute to technical discussions, refine best practices, and support junior engineers through code reviews and knowledge sharing, ensuring delivery of high-quality products.

Formación

  • Experience designing and developing advanced software systems.
  • Proficiency in object-oriented programming concepts, algorithms, and data structures.
  • Strong focus on software architecture design and product development.
  • Experience with Agile methodologies and DevOps practices.
  • English fluency required.

Responsabilidades

  • Contribute to system architecture discussions and develop aligned software components.
  • Write high-quality, maintainable code per company standards.
  • Test, debug, and optimize software for performance and scalability.
  • Develop and maintain cloud-based APIs, microservices, and integrations.
  • Mentor junior engineers through code reviews and knowledge sharing.
  • Collaborate with product teams to meet business and technical requirements.

Conocimientos

Object-oriented programming
Algorithms & data structures
Agile & DevOps
English proficiency

Herramientas

C# .NET
RDBMS/SQL
TypeScript
JavaScript
AWS

Descripción del empleo

About Us

At Auctane, we are united by a passion to help businesses deliver — whatever their size, wherever they are, and however they operate. We make it possible for businesses to meet the ever-changing requirements of their industry and customer expectations. Auctane products enable hundreds of thousands of businesses to annually mail and ship billions of items — over $200 billion worth — to recipients around the globe.

About Us

At Auctane, we are united by a passion to help businesses deliver — whatever their size, wherever they are, and however they operate. We make it possible for businesses to meet the ever-changing requirements of their industry and customer expectations. Auctane products enable hundreds of thousands of businesses to annually mail and ship billions of items — over $200 billion worth — to recipients around the globe.

The Auctane family of mailing and shipping software products includes ShipStation, Stamps.com, ShipStation API, Metapack, GlobalPost, and Packlink. Our partners include Amazon, UPS, USPS, eBay, BigCommerce, Shopify, WooCommerce, and Walmart.
Our values

Win as One. Delight Customers. Deliver Great Outcomes.

About The Role

As a Senior Software Engineer, you will design, develop, and maintain complex software components that align with business and technical requirements. You will take ownership of feature implementation, troubleshoot technical challenges, and collaborate with cross-functional teams to deliver scalable solutions. Your role will involve contributing to technical discussions, refining best practices, and supporting junior engineers through code reviews and knowledge sharing. Your expertise in programming and software engineering will be essential for achieving project goals and ensuring the delivery of high-quality products.

This role is based in Madrid.
What will you be doing?
  • Contribute to system architecture discussions and develop software components aligned with functional and non-functional requirements.
  • Creating high-quality, maintainable code in accordance with company best practices and standards.
  • Participate in software testing, debugging, and optimization to ensure performance, scalability, and reliability.
  • Develop and maintain cloud-based APIs, microservices, and integrations as part of a collaborative engineering team.
  • Support junior engineers through code reviews, pair programming, and sharing technical insights.
  • Collaborate with the team to refine task prioritization and align work with project goals.
  • Tackling complex problems requiring deep analysis and evaluation of diverse factors.
  • Collaborating closely with other teams and departments, such as product teams to ensure solutions meet business and technical requirements.
  • Communicate effectively with team members and external stakeholders to clarify requirements and share progress updates.
  • Participate in technical discussions, advocate for improvements, and help resolve disagreements constructively.
  • Providing timely, concise, and actionable feedback to team colleagues.
  • Share knowledge through documentation, workshops, or informal team sessions.
  • Assist in technical interviews to evaluate candidates for your team.
  • Maintaining openness to communication with both local and external partners.
  • Proactively learn new tools and practices (e.g., DevOps, cloud services) to expand technical expertise.
What are we looking for?
  • Experience in designing and developing advanced software systems.
  • Proficiency in object-oriented programming concepts, algorithms, and data structures.
  • Continuous focus on enhancing skills in software architecture design, and product development.
  • Strong orientation toward task automation to save time and effort.
  • Implementation of improvements and optimizations in daily operations.
  • Planning and managing complex multi-system deployments without impacting client operations.
  • Ability to balance the demands of delivering high-quality software within tight deadlines.
  • Programming across multiple languages (C#, JavaScript, Java in plus).
  • Experience with Agile methodologies and DevOps practices.
  • Expertise in cloud infrastructure automation.
  • Knowledge and experience in use of design patterns
  • Fluency in English is required for this role.
The tech stack
  • C# .NET - Required
  • RDBMS/SQL - Required
  • TypeScript - Preferred
  • Javascript - Preferred
  • Amazon Web Services - Required
What do we offer?
  • Clear and transparent compensation plan. The salary range goes from 47,000 € to 68,000 € We will discuss the indicated range with you in the first recruiting call to ensure that we are on the same page.
  • Flexible salary benefits Save on personal income tax with Cobee for expenses like transport, restaurants, and kindergarten.
  • Private health insurance Free for all employees via Cigna, plus we cover 50% for your family members.
  • Generous time off Enjoy 26 days of holiday per year (23 base days + your birthday off, Christmas Eve, and New Year's Eve).
  • Your gear, your choice Whether you prefer Mac or Windows, or need an extra screen, we’ll make sure you’re set up for success from day one.
  • Annual Salary Review We’re committed to recognizing your professional growth. Every year, we review salaries to reflect your individual development, achievements, and impact on our business success.
  • Grow your skills We offer up to €2000/year in training (certifications, conferences, workshops) to boost your growth—both technical and personal.
  • Learning resources Access internal and external training, including platforms like LinkedIn Learning, completely free.
  • Holistic wellness program Includes access to Wellhub, Curalinc (psychological support), Rocketlawyer (legal advice), and regular health webinars & challenges.
  • Volunteer day Take one day off a year to volunteer and give back. Bonus points for sharing pics on Slack!
  • Free therapy vouchers Because your mental health matters.
  • Health & wellness support Get up to €55/month to cover your gym or fitness classes (yoga, boxing, pilates, etc.).
  • Weekly language classes Improve or learn a new language (English, Spanish, French, Italian, or German) in small groups with expert instructors—on us!
  • Time for health Get 8 hours per year for personal medical appointments and 10 hours per year to support your family’s medical needs.
  • Work-life balance We’re flexible and people-first. We know life happens, and we aim to make work work for you.
  • Inclusive, upbeat culture No suits here—just a welcoming, casual, and respectful space where diversity is celebrated, and you can be your full self.
  • A global, multicultural team We’re made up of 20+ nationalities, speaking 10+ languages. All communication is in English, so everyone’s included.
  • Packlink Pro discount Enjoy 99% off your personal shipments using our platform.
  • Referral bonuses Know someone amazing? Earn €1K–€3K when you refer candidates we hire—depending on the role.
  • Central Madrid office When you want a change of scenery, drop by our office in the heart of Madrid—free snacks and drinks included!
  • Team events We work hard and play hard with regular team-building activities and meetups.
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