freelance English-speaking jobs in Guimarães

Internal Control Manager for IT will define, promote, and maintain IT General Controls (ITGC) and application controls. This role assesses IT systems, designs and implements Key Internal Controls (KICs), and supports remediation of control deficiencies. Requires 10+ years of IT General Controls experience, certifications such as CISA, CISM, CISSP, and strong knowledge of SAP environments.

This role is a hands-on operational leadership position for a Platform Engineering & Infrastructure Manager based in Porto, Portugal. The successful candidate will lead a team responsible for the operations, reliability, and modernization of the company's private cloud and platform engineering environment. Responsibilities include operational leadership, cross-domain coordination, network & platform event management, incident & change management, and driving modernization workflows. The ideal candidate has 7+ years of experience in platform engineering, infrastructure operations, DevOps, or infrastructure environments, with a strong understanding of Linux systems, compute, virtualization, storage, and private cloud infrastructure. Experience with Infrastructure as Code, automation, and CI/CD operational practices, as well as Kubernetes platforms in production environments, is required.

Electrical Converter Engineer needed to improve reliability and performance of electrical converters. Responsibilities include implementing improvements based on CIM cases, guiding design teams, and overseeing fleet quality enhancements. Requires experience with CIM cases, root cause analysis, and Design for Reliability.

Experienced MEP Project Manager to lead large-scale data centre developments across Portugal and Europe. Manage projects from design through construction, commissioning, and handover. Strong technical background in mechanical or electrical building services systems required.

Hexa seeks a Recruitment Consultant to support IT talent acquisition for consulting and outsourcing projects. The role involves sourcing, screening, and assessing IT professionals, managing recruitment processes, and partnering with internal teams to understand project needs.

Manage and prioritize product backlog, translate business needs into user stories, and facilitate Agile ceremonies. Coordinate development, business, and technical teams for successful product delivery.

As Knowledge Management Lead, you will drive the evolution of the Hire-to-Retire Knowledge Management framework, establishing standards and ways of working to enable knowledge creation, maintenance, sharing, and reuse. You will build a global network of Knowledge Owners and Managers, partner with delivery teams, and act as a trusted advisor on Knowledge Management topics.

Axians seeks a Unauthorized Trading Controller for an international project. The role involves identifying and analyzing financial transactions, minimizing operational and fraud risks, and contributing to statistical reporting and KPIs. Bachelor's in economics, Finance and Accounting, 0-2 years experience in Banking and Financial Operations, and fluency in English are required.

Senior Paid Social Media Ads Specialist to build, manage, and optimize large-scale social campaigns across Meta, TikTok, LinkedIn, and Pinterest. Requires 4-5 years of experience, expert-level knowledge of ad platforms, and a "Pivot" mindset for data-driven strategy adaptation.

Dynatrace Engineer to implement, administer, and optimize the Dynatrace platform for end-to-end observability across applications, infrastructure, and cloud environments.

Full-Stack Engineer will design, implement, and deliver software features from concept to completion. Responsibilities include developing backend services, APIs, and user interfaces, as well as collaborating with product managers and other engineers.

BIM Manager needed for a rapidly expanding construction specialist in Sines, Portugal. Requires relevant third-level qualification, BIM management experience, and proficiency in Revit, AutoCAD, and structural design.

Full Professor/Professor Catedrático sought for tenure-track position. Requires PhD in Engineering or related field, "Agregação" title, strong publication record, and experience leading research projects. Must excel in teaching, securing funding, and managing research teams.

Solicitor to handle corporate secretarial tasks, property and commercial registry procedures, and legal documentation. Will support contract reviews, prepare notarial acts, and ensure compliance with corporate governance. Requires a law degree, active registration with the OSAE, and 3+ years of experience in property and commercial registries. Fluent in Portuguese and English.

Research grant for a Master's in Psychology to work on a project evaluating the implementation and effects of the Triple P Standard in community services. The grant is for 6 months, renewable for a maximum of 3 years.

Experienced content leader needed to build and scale content as a growth engine in a global, remote-first environment. Responsibilities include defining and executing content strategy, managing SEO initiatives, and leading a team of content creators. Must have 7+ years of experience in content strategy, editorial leadership, or content production, including at least 3 years leading a content function. Proven success in improving acquisition metrics and strong expertise in technical and content SEO are required.

Junior Investment & Corporate Finance Analyst to support investment analysis, financial modeling, and valuation in a growing pharmaceutical company.

Founders Associate internship at a profitable climate-tech startup. Support the founding team across strategy, sales, and finance. Hands-on role with direct impact on company direction.

Spektrum seeks a contractor to provide UHF TACSAT, HF, and High Capacity DLOS radio training to NATO personnel. The selected supplier will prepare and deliver NCI Academy curriculum to the standard expected of a NATO CIS Technical Instructor.

As an Accounts Payable Operations Specialist (Invoice-to-Pay), you will monitor dashboards, detect errors and delays, and drive timely actions to ensure invoices are posted correctly in SAP. You will oversee the external AP operations team, coordinate with suppliers, and contribute to AP performance reporting.