react English-speaking jobs in Leiria

Senior Calypso Developer needed for capital markets transformation and implementation programs. Design and deliver solutions across the trade lifecycle using Java, Spring, and Hibernate. Expertise in Calypso v16+, object model, and system integration is required.

Lead RL development for the Ardia humanoid platform, focusing on post-training fine-tuning of VLA policies. Responsibilities include reward design, sim-to-real loops, and building training infrastructure. Requires strong RL expertise and embodied AI experience.

Experienced Billing Specialist to own end-to-end billing for US and Brazil markets. Responsibilities include customer setup, managing tax documentation, and collaborating with Product and Account Management teams. Requires 2-3 years of billing experience.

Lead sales strategy for a multinational food industry supplier. Drive growth through client acquisition, strategic account management, and team leadership. Requires 10+ years in B2B sales and 5+ years in leadership.

We seek an inspiring MFL Portuguese Teacher to deliver high-quality lessons to non-native speakers at King’s College School. Responsibilities include lesson planning, language immersion, and curriculum development.

Drive BaaS product sales growth for startups and SMB clients. Act as a trusted advisor, leading complex deals in issuing, capital, and treasury solutions. Requires 10+ years of customer-facing tech/fintech experience.

Product Designer needed to drive user-centered solutions from discovery through delivery. This role requires expertise in UI/interaction design, collaborating cross-functionally to create intuitive, scalable experiences for luxury e-commerce.

Senior Consultant in Corporate Solutions Payroll supports the payroll team by reviewing monthly runs, producing reports, and managing tax obligations for Portuguese companies. Requires finance/HR degree and payroll experience with Portuguese law.

St. Julian's School seeks an innovative Career Advisor to support students in making informed onward pathway choices. This role involves embedding a comprehensive careers programme and developing family engagement activities.

Financial & Administrative Analyst needed to support client projects and internal operations. Responsibilities include financial analysis, reporting, and administrative workflow management. Fluency in Portuguese is mandatory.

Junior Investments Analyst role focusing on Alternatives funds and producing monitoring reports for UK pension funds. Requires finance/econ degree, SQL/VBA/Python knowledge, and strong attention to detail.

Lead B2B social media strategy to drive brand awareness, community building, and lead generation on LinkedIn and other channels. Develop content, manage community, and drive executive thought leadership.

Recruiter role involving candidate attraction via databases and social media, conducting interviews, and onboarding new employees. Requires native/fluent Dutch (C1), English (B2), and relevant HR experience.

Head of Communications to own Powerdot's end-to-end narrative across markets. Define strategy, lead PR, manage social presence, and run internal comms for a growing EV charging network. Requires 10+ years in comms.

Senior Accounts Receivable Accountant supporting German operations. Manage AR, payable, and general ledger processes. Requires 6+ years AR experience, GL accounting, English proficiency, and fluent German.

This entry-level Product Marketing Analyst role supports iCapital's investment products and technology platforms. Responsibilities include maintaining marketing collateral, ensuring compliance, and assisting with sales enablement and product launches.

Design, build, and maintain full-stack software for connected, electrified fleet solutions. Requires strong backend/frontend skills, mandatory AWS experience, and familiarity with IoT data flow.

Certified Accountant needed for Universal Kraft group. Responsibilities include maintaining financial records, preparing statements, and ensuring regulatory compliance. Requires a degree in Accounting and proficiency in accounting software.

M&A Analyst role supporting the renewable energy sector. Responsibilities include financial modeling, valuation, due diligence review, and supporting strategic decisions. Requires a Master's degree and 1-3 years of experience in finance or investment banking.

Backend API Developer for a sports trading platform. Build scalable API infrastructure, optimize databases, and maintain data pipelines for real-time sports data. Requires a Computer Science or related background.