frontend developer English-speaking jobs in León

Technip Energies is a leading engineering and technology company for the energy transition, with leadership positions in LNG, hydrogen, and ethylene, as well as growing market positions in blue and green hydrogen, sustainable chemistry, and CO2 management. The company benefits from its robust project execution model, backed by a broad offering of technologies, products, and services.

Key Account Manager, Barcelona AreaManufacturing (High Innovation model)Hybrid Model (minimum 3 days per week in office + some international travel) Salary: 70-75k + bonus + car Retained & Exclusive Search: B-People is working with a new Advanced Manufacturing Division to find a strategic Key Account Manager.

Business Development Representatives (BDRs) will engage with US IT managers to generate leads for client sales representatives. The role involves phone conversations to understand client needs and schedule meetings. A four-week onboarding process and ongoing training are provided.

Structural Engineer needed for custom energy solutions in Refrigeration, Cooling, and Heating. Perform structural calculations, assist in design, and produce AutoCAD drawings. Experience with structural calculation software (Robot, STAADPro, ETABS, or SAFE) required. Fluent English and MS Office proficiency necessary.

We are looking for a Commercial Operations Specialist to join our Trading and Operations department in our Business Unit based in Bilbao, Spain.

Dynamic English teacher needed for part-time position at Kids&Us Cesano Maderno. Deliver engaging classes using a proven method and materials. Monitor student progress and build relationships with families and colleagues. Full English proficiency (C2 level) required.

Manage strategic accounts for DACH independent agencies, ensuring client retention and satisfaction. Develop agency partnerships, advise on digital strategy, and analyze performance metrics to optimize client accounts and achieve revenue goals.

Video Editor needed for ecommerce ads across Facebook, YouTube, Instagram, etc. Must have 2+ years experience with Premiere or similar software and 1+ year creating social and ecommerce ads.

Directs, produces, and edits video content, managing all aspects of film production. Develops scripts, collaborates with creative teams, and integrates AI tools for storytelling and production.

Solutions Architect will design and implement AI security solutions for enterprise clients. This role involves understanding customer needs, translating them into technical designs, and guiding implementation. Requires 4+ years of experience in solutions engineering, technical consulting, or similar roles.

The Athlete Services & Travel Coordinator ensures a premium athlete experience from registration to race completion. Responsibilities include athlete communication, travel support, accommodation coordination, and on-site experience management.

If you are based in Barcelona, we are looking for you. At BitMetrics, we build the software layer that gives machines perception and intelligence in the physical world. Our products enable vision-guided robotics and AI-powered visual inspection across real operational environments.

Your Mission, Should You Choose to Accept It At Grandmother Café, hospitality is about presence, warmth and human connection. As a Café Specialist, you're the Grandmother Anchor, your value doesn’t come from speed, technical perfection or performance metrics. It comes from how people feel when they’re with you.

QA Engineer will design and execute functional, automated, regression, and exploratory test cases for web, mobile, and Smart TV applications. Responsibilities include validating user experience, reporting defects, performing API testing, and ensuring cross-browser and cross-device compatibility. Requires 3+ years of experience as a Manual QA Engineer, familiarity with API testing tools, and understanding of test case management tools.

The role As soon as a customer has signed, the implementation team is responsible for the onboarding of customers on the Perk platform, and providing recommendations to optimise the client experience. We guide new customers from signup to launch, providing consultative, administrative, technical, and educational support to maximise the client's experience with the Perk platform.

Designs and delivers technical solutions for energy storage systems, including BESS, PCS, and EMS components. Analyzes customer requirements, evaluates technical feasibility, and prepares technical documentation and proposals. Collaborates with cross-functional teams and serves as a technical point of contact for customers.

The New Society seeks interns for Wholesale, E-commerce, Buying, and Design. Internships offer opportunities to support teams, gain industry experience, and contribute to a growing fashion brand.

About Service ClubAt Service Club, we are on a mission to make hiring in the service industry smarter, faster, and more sustainable. We empower top brands to find, train, and onboard pre-vetted drivers quickly, while helping jobseekers up-skill and succeed with our award-winning Academy.

Technical Sales Manager to support commercial activities by providing technical expertise in ingredient-based solutions. Bridges technical and commercial teams, delivering tailored solutions to customers. Requires a degree in Food Science, Chemistry, or a related field and experience in technical sales, applications, or product development.

Marketing Support Intern will assist the Marketing team with product launches, shopper initiatives, and PR actions. Tasks include promotional calendar updates, product detail page reviews, and point-of-sale coordination.