Jobs at Mindera

Lead the architecture and development of high-performance, secure, scalable frontend applications using React and Next.js. Establish testing strategies with unit, integration, end-to-end, TDD, and shift-left practices. Optimize Core Web Vitals, SEO, accessibility, and user experience while providing technical leadership, mentoring, and architectural direction within Agile Scrum or Kanban teams.

Provides interim senior technical and delivery leadership across Contact Centre Transformation and Personalisation. The role oversees complex partner-led engineering delivery, resolves technical blockers, supports two Engineering Managers, aligns technical decisions with business objectives, manages dependencies and stakeholders, and prepares a handover to the permanent engineering leader. The position is hybrid, with three onsite days weekly in Paddington, and has no line-management responsibility.

Deploys, supports, and develops Microsoft Viva and SharePoint solutions for large enterprises. Responsibilities include configuring Viva Connections, Viva Amplify, SharePoint Communication Sites, and SharePoint News; building custom Viva Connections cards with Quick Views, Card Views, and Adaptive Card Extensions; developing SPFx solutions; gathering stakeholder requirements; and troubleshooting and optimizing enterprise Microsoft 365 environments.

Build and architect scalable Python services, APIs, cloud infrastructure, data pipelines, and deployment systems. Lead technical direction, Python engineering standards, testing, security, observability, CI/CD, operational resilience, and Agile delivery across teams. Use Azure, Terraform, AKS, Kubernetes, Docker, Kafka or Kinesis, and FastAPI. Guide teams and communicate complex technical concepts to executives, clients, and diverse stakeholders. Experience with AI-enabled applications and LLM evaluation frameworks is also required.

Leads a software engineering team, overseeing delivery of high-quality solutions and supporting technical execution. Provides mentorship, develops team members, collaborates with product and design teams on goals and timelines, and improves engineering processes. Requires strong Java and JavaScript skills, distributed systems and GraphQL knowledge, cloud expertise, Agile experience, and effective leadership and communication.

Lead backend engineering and platform enablement work across shared retail capabilities, designing scalable APIs, microservices, integrations, and cloud-native AWS solutions. Own architecture, Infrastructure as Code, CI/CD, testing, security, observability, and production operations. Influence technical decisions, mentor engineers, collaborate with stakeholders, and deliver iteratively within Agile teams. Previous CRM experience is essential, ideally with Clavio.

Develop and maintain scalable Java/Kotlin full-stack applications across the full delivery lifecycle. Responsibilities include solution design, coding, deployment, production troubleshooting, testing, observability, cloud infrastructure, technical mentoring, roadmap contribution, technology adoption, and technical interviewing. The role requires collaboration within agile teams, ownership of software quality, and occasional national or international travel. Candidates must be located in Portugal.

The Senior Java Backend Developer will design and implement robust backend solutions using Kotlin or Java, contribute to the full software development lifecycle, and mentor junior developers in an Agile environment.

Lead the development and production operation of recommendation systems. Responsibilities include consolidating algorithms, developing features and models, evaluating and deploying solutions, monitoring production performance, retraining, experimentation, and optimization. The role requires hands-on Python, Databricks, and PySpark development, refactoring data science code, applying software engineering principles, creating tests, collaborating with engineering teams, and communicating technical decisions to stakeholders.

Own the design and reliability of reusable AI accelerators, agent harnesses, multi-agent workflows, orchestration, evaluation pipelines, telemetry, and observability. Build production-grade agentic systems capable of planning, coding, testing, validating, and improving outputs. Develop LLM applications using prompting, function calling, structured outputs, RAG, vector stores, and Anthropic and OpenAI APIs. Deploy scalable full-stack applications with cloud, DevOps, backend, and frontend capabilities.

Build and operate production batch and streaming data pipelines from databases, event streams, and APIs. Own lake, lakehouse, and warehouse architecture, optimizing performance and cost. Implement orchestration, testing, observability, alerting, recovery, infrastructure as code, CI/CD, data contracts, governance, access controls, lineage, and documentation. Collaborate with leadership, clients, and data-producing teams while mentoring others and communicating technical decisions clearly.

The Java Technical Lead/Staff Engineer will lead engineering teams, mentor developers, oversee solutions design, and ensure effective delivery of software projects using Java and associated technologies.

As a Senior Java Developer at Mindera, you will mentor teams, deliver technical solutions, troubleshoot issues, and enhance online technology across various frameworks and practices.

Lead and deliver backend solutions (Java/Kotlin) across the delivery lifecycle: design, implementation, testing, deployment and production diagnostics. Mentor teammates, drive architecture and tooling choices, promote observability, and support technical hiring and roadmap decisions.

Design and build high-performance, secure, full-stack solutions using Java, React, and Next.js while ensuring smooth integration between server-side and front-end.

The Java Fullstack Developer will design backend services in Java, develop frontend applications with Next.js, and work on cloud-native solutions. Responsibilities include creating APIs, UI components, and ensuring system performance and security best practices.

Build and maintain high-quality, cross-platform user interfaces using React Native and Expo. Implement features for iOS, Android and Web, write TypeScript, create tests (Jest/TDD), optimize performance, collaborate with designers/product, participate in code reviews, and contribute to architecture and CI/CD pipelines.

Design and build high-performance front-end solutions focusing on React and Next.js. Collaborate with a team in an agile environment.

The Senior Data Engineer designs and maintains data infrastructure, collaborates with teams, and builds data models and APIs to support data-driven decisions.

Lead architecture and delivery of enterprise Salesforce Loyalty Cloud solutions, design loyalty programs and personalized SFMC journeys, integrate Loyalty with Salesforce clouds and external systems, drive security, governance, and best practices, lead workshops, guide development teams, support deployments and post-launch optimization.