Senior Software Engineer

Kantar Group; Porto; Presencial; EUR 60 000 - 80 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Life Leave

Birthday leave

Volunteer days

Carer leave

Hybrid work model

Resumo da oferta

Kantar Group in Porto is seeking a Senior Software Engineer to design, build, and evolve core backend services powering internal platforms. You will collaborate with product managers and engineers to deliver well-designed, performant APIs and scalable data solutions.

The role emphasizes hands-on engineering with influence on team practices, architecture, and standards. Hybrid work and competitive benefits are offered.

Qualificações

• Experience building backend services with Node.js and TypeScript.
• Experience designing robust REST APIs and/or GraphQL.
• Knowledge of databases and ORMs (PostgreSQL, MongoDB, Prisma/Sequelize).
• Understanding of secure, scalable backend systems and collaboration with product teams.

Responsabilidades

• Design, build, and maintain scalable backend services.
• Develop robust APIs to support internal platforms and reporting.
• Collaborate with product and engineering teams to translate requirements into reliable solutions.
• Ensure data accuracy, consistency, and scalable integrations.

Conhecimentos

Node.js

TypeScript

REST APIs

GraphQL

Security concepts

Communication

Ferramentas

PostgreSQL

MongoDB

Prisma

Sequelize

CI/CD

Cloud platforms

Descrição da oferta de emprego

Weere known for our data.Youll help us turn it into technology that teams and clients can rely on.

At Kantar, technology plays a critical role in how we deliver trusted insights to the worlds leading brands. As aSenior Software Engineer, youll help build and evolve the core backend services that power our internal platforms, enabling teams across the business to access accurate, timely, and scalable data.

Youll work on backend systems that need to be dependable and easy to evolve, collaborating closely with product managers and fellow engineers to deliver APIs that are welld designed, performant, and built with longrm quality in mind. This is a role where youll combine handson engineering with collaboration and influence, shaping both the solutions you build and how the team builds them.

What youll be doing

Designing, building, and maintainingscalable backend servicesusingNode.js and TypeScript

Developing robust APIs that support our internal platforms and reporting needs

Working closely withproduct and engineering teamsto understand requirements and deliver reliable solutions

Ensuring data is accurate, consistent, and scalable through effective database integrations

Contributing to code quality, performance, and practical engineering standards across the team

The skills and experience you9;ll bring

Strong experience building backend services usingNode.jsandTypeScript

Confidence working with databases such asPostgreSQL or MongoDB, and ORMs like Prisma or Sequelize

Experience designing and maintaining APIs (REST and/or GraphQL)

An understanding of how to build secure, reliable backend systems

Clear communication skills and a collaborative approach to problemsolving

Nice to have (but not essential):

Experience with authentication and security concepts

Familiarity with event riven systems or messaging tools

Exposure to testing frameworks, CI/CD pipelines, or cloud platforms

What7s in it for you

On top of all your normal benefits like holiday, meal cards and life assurance, we also offer:

Five days of Life Leave per year; for those days when life justgets in the way.

Birthday leave one extra day of holiday taken on the nearest workday to your birthday

Two days a year to give back and volunteer with an organisation of your choice.

Enhanced primary and secondary carer leave for however you choose to grow your family.

The chance to hit the beach on your lunch break (yes, we have somewhere you can store your surfboard!)

Please be aware, the majority of our roles are hybrid, working three days a week in our office.

We7re not able to offer visa sponsorship or help with relocation support for this role. Please make sure you7ve got the right to work in the country where this role is located before applying.

What part of Kantar might I be joining?

Youll be joining our Profiles division, home to specialists in survey design, sampling and data science. With the worlds largest audience network (over 170 million people), were trusted by many of the worlds leading brands to provide amazing insights from real people.