Senior Software Engineer

Sorry, this job was removed at 06:15 p.m. (CST) on Wednesday, Aug 06, 2025
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Lisbon
In-Office
Software
The leading app dev platform that gives you the power to innovate through software. 2021 Forbes Cloud 100
The Role

There are NO limits to your career: come shape the future and be part of a truly unique global culture at OutSystems!

About This Role

We are looking for a Senior Backend Software Engineer to join our highly skilled and autonomous team, working on critical backend components of our product. Our team is distributed across Portugal and Spain and operates with a high level of maturity, self-organization, and innovation. Here, every team member makes a difference, and we ensure that no one is left behind!

As part of this role, you will work extensively on the backend of our product, covering areas such as installation and configuration, code generation and compilation, and application execution. If you are passionate about building scalable, high-performance systems and thrive in an environment that values collaboration and continuous learning, we’d love to hear from you!


What You Will Lead/Do or Key Responsibilities
  • Design and develop solutions with a high level of autonomy, following best development practices (e.g., TDD, BDD, code reviews).

  • Optimize the performance of the platform components you’ll work on.

  • Write and test code in short development cycles with a high degree of automation.

  • Gather feedback from end-users and adapt your solutions accordingly.

  • Build maintainable solutions that scale to thousands of users.

  • Support and mentor junior developers, fostering a culture of learning and improvement.

  • Contribute to the design and communication of high-level functional architectures.


Qualifications / What You Need To Succeed
  • Bachelor’s or Master’s degree in Software Engineering, Computer Science, or a related field (or equivalent experience).

  • 3 - 8 years of software development experience.

  • Strong understanding of software engineering principles, algorithms, data structures, and object-oriented design.

  • Proficiency in one or more programming languages: C# (preferred), Java, or Python.

  • Experience with relational databases (SQL Server, Oracle - valued).

  • Strong troubleshooting skills and a passion for analyzing and designing elegant solutions.

  • Good communication skills and fluency in English.

Plus:

  • Experience with AWS, Kubernetes, and microservices development.

  • Knowledge of continuous delivery and testing techniques.

  • Passion for innovation and bringing development best practices into the team.

  • Drive to explore and adopt emerging technologies and frameworks.

The Longer Story:

OutSystems enables enterprise teams to build AI-powered applications and agents that reduce manual work, streamline internal operations, and accelerate impact. A proven low-code foundation combined with agentic AI and AI app generation capabilities empowers teams to move up to 10x faster with the assurance of security, scalability, and governance built in.
As the future becomes agentic, our customers need us now more than ever. AI has opened the door to extraordinary possibilities—but inside the enterprise, things are moving fast and feeling chaotic. Some early adopters are making progress in production, but for many, AI tools are sprawling without governance, data isn’t ready, and talent isn’t there yet. Enterprises are still drowning in application backlogs and struggling with legacy systems. But with the right platform, AI doesn’t have to add to the chaos. It can become the breakthrough that brings clarity—and drives real, enterprise-wide impact. At OutSystems, we’ve built that platform, providing the tools necessary for enterprises to overcome these hurdles.
We are looking for passionate, talented, and motivated people to join us in helping our customers build, deploy, and scale apps and agents—fast, helping them accelerate innovation while enabling secure, governed human-AI collaboration.
OutSystems is a truly global company, with more than 850,000 developer community members, 1,700 employees, more than 500 partners, and thousands of active customers in over 75 countries and across 21 industries. Founded in 2001, OutSystems has offices in the United States, United Kingdom, the Netherlands, Portugal, Germany, the UAE, Japan, Hong Kong, Malaysia, Australia, India, and Singapore, and of course has a thriving, worldwide community of remote employees.
Amongst our 2,400 customers are some of the world's most recognizable brands across diverse industries—brands like Toyota, Heineken, Bosch, KeyBank, and UCLA. These customers are the reason we have a 4.6 star rating on G2. Their success is ours, and their stories demonstrate tangible ROI and transformational impact. We are a 9x Gartner Magic Quadrant Leader for Low-Code Application Platforms and a multi-year leader in the Forrester Wave. We’re recognized not just as leaders but as visionaries with a strong ability to execute, now extending our leadership into the AI and agentic application development arena.

Working at OutSystems

Our goal is to ensure that OutSystems is a place for bright, happy, and motivated people who share a common purpose and take pride in doing excellent work to pursue our vision of providing the AI-powered low-code development platform enterprise leaders trust to build, secure, and evolve their business applications, agents, and core systems. Our culture is focused on our core values of trust, customer success, innovation, and alignment. Our team members operate with transparency, integrity, and accountability, define success through the lens of the outcomes we deliver for our customers, push the boundaries with excellence, and work together toward our shared vision to deliver on what matters most.

What do we have to offer you?

  • A company that is always growing, changing, and innovating. We challenge each other to innovate in our products, in our team, and how we use our own technology. And we give our teams space to be proactive and creative.

  • Real career opportunities. We care about growth and development. Yes, vertical career progression is a possibility, but it's not the only one. From lateral moves and joining different teams to mastering specialized skills, we support your growth no matter what your goals are.

  • Work colleagues that are as smart, hard-working, and driven as you. We act as one global OutSystems team, taking ownership and working together toward a shared vision.

  • Disrupting the status quo is in our DNA. In fact, it’s why our company exists.

  • We ask “why” a lot. It helps us connect our individual work to the bigger picture and sometimes even uncover a better way.

Are you ready for the next step in your career? Then we’d love to hear from you!

OutSystems nurtures an inclusive culture of diversity, where everyone feels empowered to be their authentic self and perform at their best. A company that embraces the creativity and innovation that comes through diverse perspectives. We are committed to creating a team that reflects society through inclusive programs and initiatives and are proud to be an equal opportunity employer. All qualified applicants receive equal consideration regardless of race, place of origin, color, age, marital status, religion, sex, sexual orientation, gender expression or identity, protected veteran status, disability status or any other status protected by law.

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The Company
1,880 Employees
Year Founded: 2001

What We Do

Thousands of customers worldwide trust OutSystems, a modern application platform that enables organizations of all sizes to deftly tackle any kind of critical application - from legacy modernization and workplace innovation to customer experience transformation.

Using OutSystems, customers can Build applications Fast, Build them Right and Build them for the Future.

Engineers with an obsessive attention to detail crafted every aspect of the OutSystems platform to help organizations build enterprise-grade apps and transform their business faster. OutSystems is the only solution that combines the power of minimal coding with advanced mobile capabilities, enabling visual development of entire application portfolios that easily integrate with existing systems.

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