Back End Developer

Closer Consulting · Lisbon, Portugal
LinkedIn

Posted

Sep 15, 2026 (Sep 15)

Seniority

Senior

Work Model

Hybrid

Type

Not Specified

Category

Backend

Salary

Not specified

Skills

Artificial Intelligence Data Science Git Linux Perl Python SQL Unix

Description

Mutual Respect, Empathy, Innovation, and Professional Pride. Do you see yourself within these values? Founded in 2006 with the mission "To Challenge Complexity", Closer Consulting is a Data Science company specializing in Business Intelligence, Advanced Analytics, and Artificial Intelligence. Developing projects in the most diverse industries – Banking, Telecommunications, Healthcare, Retail, Energy, Insurance, and Aviation, among others –, we have created an environment where the brightest enquiring minds feel at home, providing our people with the means, opportunities and support they need to thrive and innovate. We are seeking a skilled Back end Developer (Python) to take on new challenges in a hybrid work model in Lisbon. About the Role This role combines software development, automation, and hands-on work in Linux environments. It is ideal for professionals who enjoy building robust solutions, optimizing processes, and collaborating closely with infrastructure and system administration teams. While Python is the primary language used for development, parts of the existing systems are implemented in Perl . Therefore, we highly value candidates who are adaptable and eager to learn or work with different technologies. Key Responsibilities Application Development: Develop and maintain applications and core processes in Python. System Evolution: Participate in the continuous evolution and maintenance of enrollment and identity management systems. Automation & Scripting: Create scripts and automations to streamline and optimize operational processes. Environment Migrations: Assist in migrating processes and services across different production environments. Database Management: Write and optimize SQL queries for data analysis, extraction, and processing. System Reliability: Ensure high reliability, performance, and maintainability of all developed solutions. Cross-Team Collaboration: Work alongside infrastructure and system administration teams to manage users, permissions, and technical processes. Continuous Improvement: Identify opportunities to improve systems, performance, and overall platform architecture. Key Requirements Mandatory Proven experience in software development using Python (2+ years). Solid knowledge of Linux and comfort working within Unix/Linux environments. Strong working knowledge of SQL . Hands-on experience with scripting and operational automation . Proficiency with Git and standard software development best practices. Nice-to-Have Knowledge of Perl (or a strong willingness to work with and maintain legacy Perl codebases). Hands-on experience in Linux system administration . Understanding of user management, permissions, and access control mechanisms. Familiarity with Identity & Access Management (IAM) frameworks and workflows. Experience working with business-critical production environments. Soft Skills & Candidate Profile Proactive, autonomous, and self-motivated. Strong analytical mind with a structured problem-solving approach. Great team player with strong communication skills. Passion for learning new technologies and adapting to diverse technical stacks. High sense of responsibility and commitment to quality code. If you believe in this match as much as we do, send us your CV to [email protected] and reach the closer side of life. Closer is a company that values diversity and inclusion. We are committed to fostering an environment where everyone is treated with dignity and respect, regardless of race, gender, beliefs, sexual orientation, physical or mental disability, or other personal characteristics. At Closer, we embrace the unique perspectives and experiences that everyone brings, and we believe that it is a fundamental driver for the success we've achieved.