javascript English-speaking jobs in Santa Cruz de Tenerife

System Administrator needed for a leading iGaming company in Barcelona. Maintain and create websites, update software, and administer infrastructure. Requires 3+ years experience, advanced Linux knowledge, virtualization expertise, and scripting skills.

Digital analytics engineer to design, implement, and optimize data collection, analytics, and personalization solutions across the Adobe Experience Cloud.

Connectivity Supply Executive ensures high quality delivery and process ease for global supply operations. Responsibilities include property onboarding, content quality checks, customer service escalation, and IT support coordination.

Part-time lecturers to teach business-related disciplines at the Madrid Campus. PhD required. Previous university teaching experience and demonstrated ability to design and manage lesson plans are necessary.

Business Development Manager to identify and secure clients for a leading CRO specializing in onco-hematological diseases. Responsibilities include client analysis, relationship building, RFP/RFQ responses, project monitoring, and network development.

Office Manager needed for a stealth AI startup. Part-time (50%) role supporting people operations, ensuring smooth office operations, team support, and efficient processes.

Identify, assess, and remediate vulnerabilities across IT environments using tools like Tenable Nessus, Qualys, or Rapid7. Validate findings, prioritize remediation, and coordinate with IT and DevOps teams.

Manages and executes international congress experiences, ensuring alignment with strategy and creative standards. Coordinates timelines, budgets, and workflows for seamless delivery. Collaborates cross-functionally with stakeholders to elevate the customer journey.

Experienced IT Infrastructure Project Manager to lead and deliver complex infrastructure initiatives, including datacenter builds, Azure landing zones, and global network rollouts.

Data Engineer needed to design, build, and maintain large-scale data systems. Requires experience with data warehousing, ETL tools (DBT mandatory), cloud environments (AWS or Azure), Apache Airflow, and relational or columnar databases.

Freelance Dynamics 365 Business Central consultant supporting global rollout across 50+ countries. Focus on finance functionality enhancements, stabilization, localization, and process optimization. Requires experience with Business Central, finance processes, and international ERP implementations.

Software Security Engineer to integrate security controls throughout the software lifecycle. Identify and assess application vulnerabilities, review architectures, and promote secure coding practices. Requires 2+ years of experience in Application Security, Software Development, or IT Operations, with SAST, DAST, and SCA experience. Programming skills in Java and/or Python are needed. Fluent English required.

DXC Technology seeks a Sales Manager to drive growth within the Financial Services sector in the Iberian region. Responsibilities include identifying and acquiring new business opportunities, building relationships with prospective clients, and exceeding sales targets. Requires 5-15 years of sales experience, knowledge of the Financial Services sector, and the ability to generate over 10 million EUR in revenue.

Provide daily support and troubleshooting for S4HANA across Finance, Procurement, Projects, and Grants. Implement enhancements, configuration changes, and patches with technical teams. Support testing cycles and maintain knowledge base for 5,000+ users.

Senior IT Project Manager to lead a strategic IT integration project following a company acquisition in Barcelona. Responsibilities include project leadership, governance, stakeholder management, communication, compliance, financial control, risk management, and issue resolution. Requires proven project management experience, Agile practices knowledge, and fluency in English.

Account Manager to drive growth in central and northern Spain. Manage a portfolio of high-value clients, building relationships and pursuing new business opportunities.

UX & Conversion Manager will define user experience strategy, lead UX/UI improvement initiatives, and optimize conversion flows across app, web, and kiosks. Requires 5+ years of experience in digital, ecommerce, or product environments with proven omnichannel strategy execution.

Frontend/Fullstack Engineer will design, build, and test user-centric web applications using React, Next.js, and Node.js. The role requires 5+ years of experience in software engineering, expertise in JavaScript, TypeScript, and modern CSS tools, and familiarity with SQL and NoSQL databases.

Manage and grow affiliate partnerships, optimize revenue, and develop the affiliate program. Requires 2+ years of experience in affiliate marketing, strong communication skills, and fluency in English and Russian.

Lead and develop a team of IT Recruitment Consultants in Madrid. Drive team performance, foster a positive environment, and contribute to the success of the South Europe business unit. Proven experience as a Senior IT Recruitment Consultant or Team Leader in the South European market is required.