Expert Full Stack Developer (JS y Java)

Sngular; A distancia; EUR 70.000 - 90.000; Jornada completa

Descripción de la vacante

A global technology solutions company in Madrid is seeking a Principal Software Engineer to lead high-impact engineering projects. Responsibilities include guiding teams in the Atlassian ecosystem and ensuring best practices in software quality and deployment. Candidates should have 8–10 years of experience, strong skills in cloud technologies, and expertise in Java. The company offers a flexible work environment, unlimited vacation, and opportunities for professional development at tech events.

Servicios

Unlimited attendance at meetups and tech events

Flexible hours

2 extra paid days for attending tech events

Unlimited vacation

Formación

• 8–10 years of hands-on experience in software engineering.
• Strong expertise in backend development and cloud technologies.
• Proven experience designing scalable distributed systems.

Responsabilidades

• Lead high-impact engineering projects in the Atlassian ecosystem.
• Set best practices in code quality, testing, and CI/CD.
• Collaborate across teams for timely, high-value software delivery.

Conocimientos

Backend development

Cloud

Software architecture

Data engineering

CI/CD pipelines

Docker

Kubernetes

Java

JavaScript

RESTful APIs

GraphQL

Microservices architecture

React

Relational databases

Fluent English

Atlassian tools

Descripción del empleo

About the role

At Sngular, we’re a global technology solutions company built around people. We’re looking for a Principal Software Engineer to lead high-impact engineering projects and shape the future of our digital solutions.

Responsibilities

With the constant evolution of the architecture of the Atlassian ecosystem, namely with Cloud and Forge, we need experts to help us build the next phase of our client apps. You’ll lead complex, end-to-end software engineering projects in the Atlassian ecosystem, from requirements analysis and architecture to deployment and long‑term evolution. Set best practices in code quality, testing, CI/CD, version control, and scalable architectures. Guide and support engineering teams in programming, scripting, and database technologies. Work in Agile environments. Collaborate across teams to ensure on‑time, on‑budget delivery of high‑value software. Define the structure of software solutions, understanding both business needs and system‑level constraints.

Qualifications

• 8–10 years of hands‑on experience in software engineering.
• Strong expertise in areas like backend development, cloud, software architecture, or data engineering.
• Familiarity with DevOps practices, CI/CD pipelines (e.g., Jenkins, GitLab CI, Bamboo).
• Hands‑on experience with cloud platforms such as AWS, GCP, or Azure.
• Proven experience designing and optimizing scalable and resilient distributed systems, including cloud‑native architectures using Docker, Kubernetes, and service meshes.
• Strong expertise in Java.
• Experience working with JavaScript.
• Experience with RESTful APIs, GraphQL, and microservices architecture.
• Experience with React or similar frameworks.
• Experience with relational databases.
• Fluent written and spoken English.
• Experience with Jira and other Atlassian tools.

Benefits & Perks

• Unlimited attendance at meetups and tech events (on‑site and online).
• Flexible hours, remote‑first, and the option to work from any of our hubs.
• 2 extra paid days for attending tech events.
• Unlimited vacation.

Equal Opportunity Statement

At Sngular we understand diversity and promote inclusion, therefore, we maintain a clear commitment to the establishment and development of policies that integrate equal treatment and opportunities among all people, regardless of their gender, sex, sexual orientation, origin, social family, race, color, age, religion or culture.