QA Automation Engineer / SDET (Barcelona)

Nuvolar

We are a global technology consulting company specializing in IT solutions, cloud-based platforms, mobile and web applications, and training and support services. With over 14 years of experience and a multicultural team of more than 100 professionals, we deliver projects for highly complex industries such as pharmaceuticals, diagnostics, healthcare, and consumer goods. At our company, we value international talent, diversity, flexibility, and a collaborative environment that fosters both professional growth and personal well-being. ABOUT THE ROLE At Nuvolar, we are looking for a QA Engineer to join one of our healthcare projects, working on digital products that support clinical workflows and complex healthcare solutions. You will become part of engineering teams working on cloud-based products involving backend services, APIs, integrations, and end-to-end workflows. You will contribute to QA activities throughout the software lifecycle, combining functional testing, automation, and collaboration with developers and product teams to deliver reliable software. This role is a great opportunity for a QA Engineer who enjoys understanding products, designing meaningful test scenarios, identifying risks, and contributing to the continuous improvement of QA practices, including automation and AI-assisted testing approaches. 🧠 WHAT YOU’LL DO * Execute QA activities across healthcare software products, ensuring new features and implementations meet quality standards. * Understand product requirements and workflows to translate them into effective test scenarios. * Design, maintain, and execute test plans covering functional testing, regression testing, exploratory testing, integration testing, and end-to-end workflows. * Perform backend and API testing using tools such as Postman, OpenAPI/Swagger, or similar technologies. * Validate REST APIs, integrations, data flows, error handling, and expected system behaviour. * Contribute to test automation initiatives by creating, maintaining, and improving automated test cases. * Collaborate closely with developers, Product Owners, QA engineers, and technical stakeholders to identify risks and improve product quality. * Analyse defects, define clear reproduction steps, and support teams in understanding the impact and priority of issues. * Support release validation activities, ensuring critical workflows are properly tested before delivery. * Use AI-assisted tools to improve testing activities, including test design, automation, debugging, documentation, and productivity. * Contribute to the continuous improvement of QA practices, automation coverage, and testing processes within the team. ✅ WHAT WE’RE LOOKING FOR * Proven experience as a Software QA Engineer working on software products, ideally in complex or integration-heavy environments. * Strong understanding of QA methodologies, test design techniques, regression testing, exploratory testing, integration testing, and defect management. * Experience testing backend services and REST APIs. * Experience using API testing tools such as Postman, Swagger/OpenAPI, or similar. * Previous exposure to test automation, with experience creating, maintaining, or improving automated test cases. * Practical experience or strong interest in automation frameworks such as Playwright, Cypress, Selenium, or similar technologies. * Ability to understand business requirements and translate them into meaningful testing scenarios. * Experience working in Agile/Scrum teams and collaborating closely with developers, QA engineers, and Product Owners. * Knowledge of cloud environments, ideally AWS, with a practical understanding of services such as DynamoDB, SQS/SNS, and Secrets Manager. * Experience working with GitHub and CI/CD workflows, ideally GitHub Actions. * AI literacy, including familiarity with AI-assisted tools, AI agents, or practical use of AI to improve QA activities, test design, automation, debugging, or documentation. * Ability to communicate clearly in technical discussions and collaborate effectively with different stakeholders. * Professional level of English, both written and spoken. ⭐️ NICE TO HAVE * Experience working in healthcare, digital health, medical software, diagnostics, or other regulated environments. * Experience with clinical workflows, healthcare data, or enterprise software platforms. * Strong hands-on experience with Playwright and TypeScript. * Experience with frontend testing or end-to-end automation frameworks. * Experience with cloud-based products and distributed systems. 💜 WHY YOU’LL LOVE WORKING AT NUVOLAR * Flexible Work & Work-Life Balance: enjoy options to balance work and personal life, including every other Friday off. * Hybrid Work Mode:  with around 40% onsite presence and the flexibility to work remotely the rest of the time. * Seniority Program: enjoy additional benefits and privileges as you grow with the company. * Social & Team Budget: even though we primarily work remotely, we encourage team gatherings and activities, with a dedicated budget. * Continuous Learning: access training, mentorship, and professional development opportunities. * Growth Opportunities: work on challenging healthcare technology projects, build solutions that impact multiple teams, work with modern automation technologies, and contribute to the evolution of quality engineering practices. 👥 THE HIRING PROCESS 1. Project & Role Introduction A first conversation with one of our engineering team members to introduce the project, explain the role in detail, and answer your initial questions about the opportunity. 2. Technical Assessment You'll complete a take-home QA challenge designed to evaluate your technical approach, testing strategy, and problem-solving skills. 3. Technical Interview A discussion with our engineering team to review your assessment, explore your technical experience, and talk through real-world testing scenarios, technical decisions, and your way of working. 4. Cultural Fit Interview A conversation with our Talent Acquisition team to learn more about your background, career goals, and what you're looking for in your next opportunity. It's also a chance for you to ask any remaining questions about Nuvolar, our culture, and the role. 5. Client Interview (if required) Depending on the project, there may be a final conversation with the client to discuss the role, the team, and how you'll collaborate within the project environment. In our screening process, we prioritize verifiable signals of excellence, regardless of seniority. There are no preferential paths beyond what your application demonstrates, and we evaluate every candidate through the same process. Some people hold back because they feel they lack experience or have an “imperfect” CV. If you like the role and believe you could excel over time, don’t self-reject. All applications go through our careers page, which is the only way to be considered. If you pass our screening, you’ll be asked to complete one or more tests.  🚀 Join a team where trust, growth, and purpose go hand in hand. Apply now and let’s build meaningful tech — together, from anywhere. If you want to be aware of all of our latest updates, follow us via LinkedIn | Instagram | Glassdoor | Medium Equal Opportunity Statement Nuvolar Works is an equal-opportunity employer. We welcome and encourage applications from all backgrounds. We do not discriminate based on age, sex, gender, gender identity or expression, sexual orientation, family or marital status, disability, national origin, race, ethnicity, religion, or any other protected characteristic. Candidates with disabilities are encouraged to apply, and we are committed to providing an inclusive and accessible recruitment process. If you require any adjustments during the hiring process, please let us know.

Capital on Tap

We’re Capital on Tap 👋 💳 Capital on Tap started because small businesses were underserved. Big banks were slow, their products weren't fit for purpose, and small business owners often couldn't access what they needed. We set out to fix that. Today we're a financial platform - not just a credit card company. We offer a best-in-class business credit card, SME-focused spend management platform, a savings product that hit £1 billion in funds within its first year, and a growing suite of tools and financial products that make running a small business easier.  1,000+ employees, £20bn in annual card spend, 200,000+ customers, 17,000+ Trustpilot reviews averaging 4.7 stars, and we're profitable. We’ve done a pretty good job so far, but we’re just getting started!  📍 Porto Matosinhos | 🏢 2 Days in the Office | €65,000 - €75,000 QUALITY ENGINEERING AT CAPITAL ON TAP 🚀 Quality Engineering is embedded across our mission teams, partnering with Engineering, Product, and UX to champion quality at every stage of the software lifecycle. We build quality in from the start - not bolt it on at the end. The Lead Automation Engineer is a critical, hands-on role embedded within a Mission team. Reporting functionally to your mission team’s Lead, you will be the quality champion for your specific feature set. You will leverage standardised automation tooling to maximise test coverage, accelerate delivery velocity, and maintain the highest quality standards for our products. What You'll Be Doing 🗃️ Mission Team Quality Ownership & Strategy * Define and own the comprehensive testing strategy for your domain (e.g., payments, banking, onboarding), ensuring end-to-end quality and compliance in partnership with the QA Team Lead. * Act as the primary contributor for automation; design, develop, and maintain robust automated tests (API, UI, Mobile). * Champion a "Shift-Left" mindset, working with Product Owners and Developers from the refinement stage to ensure quality is engineered in from the start. * Directly manage the mission team’s automation targets and use data-driven insights (MTTD/MTTR, defect escape rates) to predict high-risk areas. Technical Leadership & Tooling Adoption 🧰 * Serve as the mission team's expert on central automation frameworks, driving consistent adoption of CI/CD processes and quality gates. * Identify team-specific gaps and collaborate with the central Tooling Team to develop custom helpers or data generators that enhance the core framework. * Ensure automated test suites are fully integrated into CI/CD pipelines to enable rapid, reliable deployment and a "fail fast" mechanism. * Coordinate complex technical testing, including microservices, security (OWASP ZAP), and performance testing. Collaboration, Coaching & AI Innovation 🤖 * Coach and upskill developers and junior QA engineers on automation best practices and test design patterns. * Champion the use of AI tools (Claude, GitHub Copilot) for complex tasks like architecture exploration, incident investigation, and test generation. * Leverage component testing, service virtualization, and contract testing to reduce dependencies and enable independent team testing. * Define test data strategies and environment requirements to support both automated and exploratory testing. Our Values & Culture 🌞 * Just Pilot: We never settle for “good enough”. We pilot new ideas fast, ask questions to figure it out, and scale quickly. * Why Not Today? Fast is as slow as we go - speed and simplicity gives us a competitive advantage. * Be a Buddy: We tap in from day one to help the team, we do the right thing even if it’s hard. * Owners and Dates: We don’t chase people. If you own a task and agree to a date, the expectation is that it gets done. * Feedback: We want our employees to flourish, so we regularly provide direct and constructive feedback. We’re Looking For 🔎 * Experience: 5+ years in QA Automation/SDET roles with proven success leading quality within an Agile team. * Programming: Strong proficiency in modern languages essential for automation, specifically C# or JavaScript/TypeScript. * Fintech Expertise: Experience testing complex financial systems (card issuing, transaction processing, or credit risk). * Automation Mastery: Hands-on experience with tools for UI (Playwright, Cypress) and API (REST Assured, Other API testing frameworks). * Cloud & CI/CD: Familiarity with Azure, Git, and integrating automated testing into deployment workflows. * Leadership: Ability to influence without authority, encouraging developers and POs to prioritise automation and quality. Even if you don’t have all of the necessary skills, we still encourage you to apply. Interview Process 🤝  * First stage: 30-minute intro, CV review, and values with Talent Partner * Second stage: 45-minute “Tech Chat” with Team Manager * Final stage: 60-minute Code Pairing + 30-minute Stakeholder Interview with Engineering & Product Diversity & Inclusion 🌈 We welcome, consider and encourage applications from anyone who shares our commitment to inclusivity. Join us in creating a space where authenticity thrives, and everyone can do their best work. Great Work Deserves Great Perks Check out our benefits: 🏥 Private Healthcare through AdvanceCare 🎁 Anniversary Rewards (€280, €570, €860, 4-week fully paid sabbatical) 🚘 Paid Car Parking 🏖️ 36 days holiday (inclusive of public holidays with public holidays carried over if they fall on a weekend) 📖 Annual Learning and Wellbeing Budget 💬 6 free therapy sessions per year 🍫 Free drinks and snacks in our offices   Other Info 👍Check out our ‘Top Tips’ for interviewing. ✔️Keep updated on new job opportunities by following us on Linkedin. 📧Email careers@capitalontap.com if you have any questions. Excited to work here? Apply! If you’d like to progress your career within our fast growing, profitable fintech then click apply and we will aim to get back to you within 3 working days (during busy periods this could take up to 5 working days.)

Aker Systems

Aker Systems was founded in 2017 by a team of experienced technology professionals who recognised an opportunity to provide highly secure enterprise data platforms to large organisations.  We build and operate ground-breaking, ultra-secure, high performance, cloud-based data infrastructure for the enterprise. Our proprietary technology solutions drive performance and reduce costs while helping our clients to improve the management and sharing of data across their organisations. In 2024, Aker Systems won the Breakthrough Culture Awards highlighting growth companies putting culture first. In 2020 Aker Systems was recognised as a ‘One to Watch’ on the Sunday Times Tech Track.  The Company was also recognised at the Thames Valley Tech Awards 2020; winning the Thames Valley Tech Company of the year, the Emerging Tech Company and High Growth Tech Business categories.  We encourage people of all different backgrounds and identities to apply.  We are committed to maintaining an inclusive, and supportive place for you to do your very best work. About the Role We are seeking a Lead Performance Automation Engineer to define and drive performance engineering strategy, tooling, and practices across large-scale, distributed, cloud-native platforms. This is a technical leadership role responsible for ensuring systems are: * Scalable * Reliable * Resilient under load * Optimised for performance and cost efficiency You will lead performance testing and engineering initiatives across multiple teams, embedding non-functional quality into every stage of the software lifecycle. Key Responsibilities 1. Performance Engineering Strategy & Leadership * Define and own the organisation-wide performance testing and engineering strategy. * Establish standards for: * Performance testing approaches * Workload modelling * Capacity planning * Introduce and scale performance engineering practices across multiple delivery teams. * Provide technical leadership and mentoring to QA and engineering teams on performance best practices. * Align performance goals with business SLAs, SLOs, and user experience expectations. 2. Performance Test Architecture & Automation * Design and implement scalable performance test frameworks and automation pipelines. * Lead adoption of tools such as: * Gatling, JMeter, k6, Locust or similar * Build reusable solutions for: * Load testing * Stress testing * Spike testing * Soak testing * Integrate performance testing into CI/CD pipelines for continuous validation. * Ensure performance tests are repeatable, reliable, and production-representative. 3. Workload Modelling & Test Design * Define realistic user workload models based on production data and usage patterns. * Design performance test scenarios reflecting: * Peak load * Concurrent users * Throughput and latency requirements * Apply risk-based prioritisation for performance testing. * Ensure coverage across: * APIs * Microservices * Data pipelines * Event-driven systems 4. Backend, API & Distributed System Performance * Lead performance validation for: * Microservices architectures * Event-driven systems (Kafka) * High-throughput APIs * Analyse latency, throughput, error rates, and bottlenecks across distributed systems. * Validate system behaviour under failure conditions and degraded environments. * Ensure horizontal scalability and resilience strategies are tested. 5. Cloud, Infrastructure & Scalability Testing * Validate performance across: * AWS cloud environments * Containerised platforms (Docker, Kubernetes) * Conduct capacity planning and infrastructure benchmarking. * Ensure systems scale efficiently using: * Auto-scaling * Load balancing * Distributed architectures * Evaluate performance of Infrastructure as Code (Terraform) deployments. 6. Observability, Analysis & Bottleneck Resolution * Use observability tools to analyse system performance, including: * Metrics (Prometheus, Datadog) * Logs (ELK) * Traces (distributed tracing tools) * Identify and diagnose: * CPU, memory, I/O bottlenecks * Network latency issues * Database performance constraints * Collaborate with engineering teams to optimise system performance and architecture. 7. Non-Functional Quality Governance * Define and enforce performance SLAs, SLOs, and acceptance criteria. * Establish quality gates for performance within CI/CD pipelines. * Ensure performance requirements are validated before production release. * Drive adoption of performance testing standards across teams. * Support audit, compliance, and regulatory expectations in performance-critical systems. 8. Production Performance & Continuous Improvement * Analyse real production performance data to refine testing strategies. * Lead performance-related incident investigations and RCA activities. * Establish feedback loops between production observability and test environments. * Drive improvements in: * System responsiveness * Stability under load * Operational resilience 9. Metrics, Reporting & Optimisation * Define and track performance KPIs, including: * Response times * Throughput * Error rates * Resource utilisation * Build performance dashboards and reporting frameworks. * Drive continuous optimisation initiatives based on performance data. * Align performance metrics with business outcomes and user experience. Technology Environment Performance Testing Tools * Gatling, k6, JMeter, Locust (or similar) Languages * Java, Kotlin, Python, or JavaScript Architecture * Microservices, Event-driven systems, Kafka Cloud & Infrastructure * AWS, Kubernetes, Docker, Terraform CI/CD * GitHub Actions, GitLab CI, Jenkins Observability * Prometheus, Grafana, Datadog, ELK, Distributed Tracing What We’re Looking For Essential * Proven experience as a Performance Test Lead / Performance Engineer / SDET * Strong experience defining performance testing strategies and frameworks * Hands-on expertise with modern performance testing tools * Deep understanding of: * Scalability and distributed system performance * Cloud-native architectures * Experience integrating performance testing into CI/CD pipelines * Strong skills in: * Performance analysis and bottleneck identification * Root cause analysis and system optimisation * Experience defining and tracking performance SLAs/SLOs and KPIs * Ability to lead and influence cross-team quality improvements Desirable * Experience in high-scale or regulated environments * Exposure to: * Chaos engineering * Resilience and fault injection testing * Experience with capacity planning and cost optimisation * Knowledge of security-performance interactions (e.g., encryption overhead) Personal Attributes * Strong systems thinking and analytical mindset * Ability to translate performance data into practical engineering improvements * Influential leader across engineering and product teams * Proactive and outcome-driven * Strong communication and stakeholder management skills Aker Systems Attributes At Aker we work as a team; we are collaborative, hardworking, open, and delivery obsessed. There is no blame culture here: try things, and take responsibility for the outcomes. You are always part of the wider Aker. We help our colleagues and take pride in successfully achieving difficult tasks. We run towards problems and help to solve them. Communicate always, do so accurately and in a timely fashion. In return, we offer a competitive salary, 25 days holiday plus bank holidays, company paid medical insurance and life assurance, pension scheme, annual training allowance, wellbeing allowance, virtual GP, Employee Assistance plan and more. Equal Opportunities Aker Systems fosters a diverse environment that encourages openness in its communications and is committed to providing equal employment opportunity for all people regardless of race, religion, gender or sexual orientation, age, marital status, national origin, citizenship status, disability, veteran status or other personal characteristics. We embrace differences of opinion and diversity because they help challenge us and find new groundbreaking technical solutions.