backend developer English-speaking jobs in León

Technip Energies seeks an Endpoint Engineer to manage, secure, and optimize endpoint devices. Responsibilities include deploying, configuring, maintaining, and troubleshooting desktops, laptops, mobile devices, and peripherals.

As a Business Development Representative intern, you will gain hands-on experience in B2B SaaS outbound sales. You will prospect, research, and develop event opportunities in the UK market, qualifying leads and generating pipeline.

The CyberSecurity Operations Analyst implements, operates, and improves security operations, including SIEM, EDR, SOAR, and threat detection/response processes. Collaborates with Technology, IT, and Platform teams to ensure end-to-end visibility and response across various environments. Drives SecOps initiatives, operates security monitoring platforms, develops detection rules, and investigates complex security incidents.

Evaluates and executes investment opportunities, supports portfolio company value creation, and conducts industry research. Requires fluency in Spanish and English, 2-4 years of relevant experience, and strong financial modeling skills.

Drive client growth through data-driven advertising solutions. Manage client communication, launch and optimize campaigns, and analyze performance. Experience in digital advertising and strong understanding of the digital advertising ecosystem required.

Experienced Data Breach Handler needed to lead high-criticality security incident response. Responsibilities include defining investigation and recovery strategies, coordinating DFIR analysts, and communicating with clients, leadership, and regulatory bodies. Minimum 1 year incident response experience and 3 years cybersecurity experience required.

Data Engineer needed to develop and maintain ELT pipelines, optimize Snowflake performance, and build dbt models. Experience with Snowflake, dbt, SQL, Python, and ELT/ingestion tooling required.

Field Service Engineer responsible for RTK and VOSCAL activities in Spain. Manages field service projects, performs on-site calibration, and plans VOSCAL campaigns. Requires 2+ years of experience in service and test & measurement products, including RF, MW, and low frequency.

Technical customer-facing professional needed to enable clients and internal engineering teams using Agentic AI. Responsibilities include supporting use cases, troubleshooting, and driving platform adoption. Requires software engineering, DevOps, or platform engineering experience and a solid understanding of AI/ML concepts.

Senior Infrastructure Consultant to design, plan, and standardize x86 technologies. Responsibilities include capacity planning, infrastructure design, and coordinating key initiatives. Requires deep expertise in x86 technologies, virtualization, and performance analysis tools.

Freelance PMO/Project Coordinator to support IT programme delivery. Requires 5-10 years experience in PMO, Project Coordination, or Project Management support roles, strong organizational and communication skills, and fluency in English.

Acts as a Level 3 escalation point for complex security investigations. Provides technical guidance to Level 2 analysts. Performs in-depth analysis of security events, alerts, and logs. Leads incident investigations, including containment, eradication, and remediation. Analyzes malicious activity and adversary tactics. Supports customers in optimizing their security monitoring capabilities. Contributes to the development of detection use cases and investigation playbooks. Monitors trusted sources for emerging threats. Documents investigation findings and prepares technical reports.

Full-Stack Engineer to design, develop, and implement end-to-end features leveraging AI tools like Claude Code. Requires proficiency in .NET, Java, Angular, TypeScript, and testing methodologies.

Senior Java Developers provide L2/L3 support for Java Spring Boot microservices, REST API integrations, and distributed enterprise applications. Responsibilities include diagnosing and resolving incidents across cloud and on-premise environments, troubleshooting databases, and supporting messaging systems. Requires 5+ years of Java/J2EE development and application support experience, strong expertise in Spring Boot, Microservices Architecture, and REST APIs, and hands-on experience with AWS and/or IBM Cloud environments.

Leads and expands Worg Pharmaceuticals' business across Europe, Latin America, and selected emerging markets. Responsible for driving international sales growth, managing distributor relationships, identifying new business opportunities, and coordinating with internal operations.

IT Manager to lead international development squads (30+ developers) across Spain and France. Coordinate technical teams, stakeholders, and the client, ensuring project delivery and quality standards. Strong Agile experience, bilingual English (required), and experience managing distributed teams are essential.

The Customer Service Manager at FELT Bicycles handles customer and technical inquiries, tracks service concerns, and collaborates with teams to ensure positive customer experiences. Requires 5+ years of customer service experience and strong communication, problem-solving, and organizational skills.

Drive advertising sales by presenting branding opportunities to senior government officials and business leaders. Build and manage client relationships with CEOs, Ministers, and decision-makers.

This role supports payroll and/or customer service activities, ensuring accurate and timely delivery. Responsibilities include processing payroll, supporting statutory and year-end reporting, advising on client queries, and collaborating with team members.

Manages and elevates butler service standards across a luxury fleet. Drives consistent, personalized service delivery and strengthens Butler team capabilities. Provides training, feedback, and support to ensure high-quality service.