Buscar empleo: 117 ofertas de trabajo de Tecnología de la información en Pontevedra (agosto 2026)

Senior Backend Developer - PHP

hace 8 horas

Pontevedra

PayXpert is a pioneer in omnichannel payments and a subsidiary of the Société Générale group. We serve a diverse array of local and international brands both online and in-store, spanning various sectors. At the heart of our vision is the creation of a payment ecosystem that fosters an inclusive commerce experience for all. We have developed services that focus on revenue optimisation, performance enhancement, fraud prevention, and seamless payment orchestration. Our expertise extends to cross-border payments and alternative payment methods such as Alipay+ and WeChat Pay. Furthermore, our solutions are designed with accessibility in mind, offering features that cater to the visually impaired, ensuring everyone can engage in the modern commerce landscape. The Senior Backend Developer is responsible for designing, building and evolving the backend services that support PayXpert's Payment Gateway, Secure Store and other security‐sensitive components within the core payments platform .The role spans mainly on the PHP‐based e‐commerce gateway but also on the Java/Kotlin payments platform components, working across these stacks to deliver and maintain secure transaction services .The role operates with advanced technical expertise and high autonomy, developing complex backend features, maintaining service integrity and ensuring the protection of sensitive transactional data within a regulated and compliance‐driven environment. Key Responsibilities Backend Development & Secure Domain Ownership - Design, develop, and maintain payment-oriented backend services across both PHP (e‐commerce gateway) and Java/Kotlin (core payments platform) codebases - Contribute to core payment backend applications with a strong focus on security-sensitive transaction flows. - Identify gaps or limitations in core backend services and propose technical solutions aligned with business needs. - Analyze business and technical requirements to assess feasibility and implementation impact. - Own backend components end-to-end, from design and implementation through production support. Act as a co‐owner of the PHP e‐commerce gateway, sharing accountability for its evolution, security and reliability. Security, Reliability & Performance - Apply secure coding practices appropriate for transaction-critical and sensitive data environments. - Support the implementation of payment protocols and security-related service interactions. - Participate in incident analysis and troubleshooting related to payment services. - Ensure backend services meet reliability, performance, and data integrity requirements. - Critically review AI-assisted code for security, correctness and compliance before it reaches production, treating AI output as a draft to be validated rather than trusted by default. Ensure no sensitive transactional data, secrets or regulated information is exposed to AI tooling. Testing, Quality & Continuous Integration - Design and perform unit and integration testing for payment services. - Debug and resolve defects identified during CI pipelines and iterative builds. - Maintain and continuously improve test coverage and backend quality standards. - Participate actively in code reviews to ensure consistency, quality, and security standards. - Use AI coding assistants to accelerate test authoring, refactoring and debugging, while retaining full ownership and accountability for the quality of the delivered code. Collaboration & Delivery - Work closely with Product Managers to design and deliver backend solutions using agile methodologies. - Collaborate with peer developers, QA engineers, and release teams across the Core Business Domain. - Provide technical support for complex production issues and internal problem-solving when required. Continuous Improvement - Contribute to improving backend architecture, service interactions, and development practices. - Support documentation and knowledge sharing related to Secure Store services. - Actively contribute to improving system robustness and long-term maintainability. - Help mature the team's practices for effective and responsible AI-assisted development, sharing prompts, patterns and guardrails that improve productivity without compromising security. Requirements - Bachelor's degree in Computer Science, Engineering, or related fields. - 7–10 years of total backend development experience, including secure, high‐risk backend systems. - 4–6 years in similar senior PHP/Java/Kotlin backend roles, owning production services and developing secure backend features. - Experience working with REST-based backend architectures and service-oriented systems. - Strong familiarity with development and delivery tools: Git, GitLab, Docker, CI/CD pipelines, and issue-tracking tools. - Hands-on experience using AI coding assistants in a professional software development workflow, with an understanding of their security and data-confidentiality implications. - Experience working in payments, fintech, or other regulated and security-sensitive environments is a strong plus. - Exposure to or ability to collaborate on systems built with Java / Spring Boot is a great plus. - Fluent English is mandatory. - French and/or Spanish are a plus. Our Culture & Ways of Working Our culture is built around people, ownership and continuous progress. We strive to create an environment where individuals feel trusted, supported and challenged to grow, with regular feedback and meaningful follow-up. We value collaboration over hierarchy. Ideas can come from anywhere, and every voice matters; we expect our teams to contribute, challenge and shape the way we work. We are strongly product-oriented, with a hands-on mindset and a genuine openness to new ideas. Innovation is not limited to specific teams; it is a shared responsibility. We believe in continuous improvement over perfection. Each quarter, we actively look for ways to optimise our processes, enhance our solutions and raise the bar as an organisation. At PayXpert, we want you to grow, feel valued and enjoy your work experience. Here's what we bring to the table: Compensation & Stability - Competitive salary package with a permanent contract - Flexible working hours and a wellbeing-focused intensive summer schedule. Work Environment & Flexibility - International, diverse and collaborative teams across Spain, France & the UK - Regular engagement events to build strong connections Growth & Career Development - Real ownership and visible impact on key HR initiatives - Continuous learning opportunities tailored to your development plan - Free language courses (Spanish, French, English) to support your global career - Involvement in exciting and innovative fintech projects Recognition & Rewards - Employee referral bonus program Apply now and let's build the future of payments together. In line with our commitment to equal opportunities and fair recruitment practices, candidates may submit a blind CV, excluding personal details that are not relevant to the assessment of their skills, experience and professional suitability for the role. We believe in equal employment opportunity, a culture built around gender-balanced development opportunities for our professionals, a flexible and healthy working environment, and general equality in the workplace. The personal data collected is intended for PAYXPERT and used to process your application with a view to possibly offering you an employment contract. It is intended for use by the departments responsible for recruitment. This information will be kept for a maximum of 2 years if your application is not successful. In accordance with Regulation (EU) 2016/679 of 27 April 2016 on the protection of personal data, you have the right to access, rectify, delete, portability and limit the Processing of Data concerning you. You may also, for legitimate reasons, object to the Processing of your Data. You may exercise your rights by contacting our DPO at the following address gdpr@payxpert.com or at the following postal address Av. Diagonal 440, 08037 BARCELONA,SPAIN. For more information on the Processing of your Personal Data by PAYXPERT, please consult our privacy policy available on our website at the following address: .

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