Senior Software Engineer - Search and Recommendation

Senior Product Manager - Motors

Wallapop

Wallapop is a Barcelona based scale-up driven by the purpose to empower people to embrace a more conscious and human way of consumption. We believe in a world where collaborative economy is mainstream. This is what drives us. 💫 Wallapop operates in Spain, Italy and Portugal, offering a catalogue of several hundreds of millions of products and services. Powered by technical innovation and continuous improvement, we bring together the scale & trust of classifieds with the marketplace’s convenience & reach. 🌱 Our mission is to enable a connected trade ecosystem, making 2nd-hand the norm through smart use of technology.   The Challenge 🧩 We are looking for a Senior Product Manager with expertise in Motors, Automotive Marketplaces, or Vehicle Aggregators to join the team, reporting directly to a Director of Product. You will own the end-to-end experience for the Motors vertical, identifying product-market fit for new services that cater to both private sellers, buyers and professional car dealers. This is a high-impact role where you will balance the complexity of high-ticket transactions with user simplicity, ensuring that buying or selling a vehicle on Wallapop is transparent, trustworthy, and efficient. This role requires a blend of industry insight, product vision, and leadership skills to drive initiatives that address the unique challenges of the automotive market. You will work in a cross-functional team, partnering daily with software engineers, designers, data scientists, and stakeholders like marketing, sales (professional accounts), operations, and customer service. What You Will Do 👇 * Shape the Motors Ecosystem: Contribute to the long-term vision for Wallapop’s automotive category. You’ll prioritize a roadmap that boosts inventory quality, generates high-value leads for professionals, and makes listing a vehicle effortless for everyone. * Tailor the Experience: Adapt our core marketplace features to meet the unique demands of the automotive world—think specialized search tools, smart vehicle categorization, and intuitive dealer management systems. * Launch New Services: Partner with Operations, Finance, and external partners to design and launch value-added services like vehicle history reports and financing options. * Experimental Discovery: Use data and experimentation (such as A/B testing) to improve the user journey from the first search to the final contact, reducing uncertainty and improving the quality of every lead. * User & Market Intelligence: Act as the voice of the customer. You’ll gather insights from buyers, private sellers, and professional dealerships to deeply understand and solve the friction points of online vehicle sales. * Collaborative Leadership: Guide cross-functional teams through the full product lifecycle, fostering an environment where high-quality features are shipped effectively and collaboratively. * Evaluate Performance: Keep a pulse on product health and user feedback to drive continuous improvements and service excellence. * Stay Curious: Keep up with automotive trends—from the rise of electric vehicles to new digital retail regulations—and advocate for best practices that keep Wallapop ahead of the curve. What We’re Looking For 🔎 * Product Leadership: Significant experience in Product Management, specifically within automotive marketplaces, motors classifieds, or vehicle aggregators. You have a track record of navigating the unique dynamics of C2C and B2C transactions. * Market Mastery: You understand the car-buying journey deeply—from how private sellers list their vehicles to how professional dealers use tools like DMS or inventory feeds to reach buyers. * Technical Collaboration: You are comfortable bridging the gap between product vision and engineering. You can discuss API integrations and system architecture effectively to ensure technical feasibility and scalability. * Strategic & Analytical Thinking: You enjoy solving complex problems and can use data to back up your decisions. You’re comfortable with data analysis tools and methodologies. * Collaborative Influence: You have a natural ability to lead cross-functional teams and influence stakeholders at all levels, fostering a culture of transparency and shared goals. * Language: Fluency in English is required to collaborate with our international team. What Would Be A Plus 🚀 * Machine Learning Familiarity: Experience or interest in ML concepts, such as price estimation models or recommendation algorithms, to help us provide smarter insights to our users. * Spanish Language Skills: While our main language is English, Spanish proficiency is a plus   Do note that all our jobs are 📍 Barcelona based. We follow a hybrid model where flexibility rules. We commit to a minimum of 6 days per month in the office. Each team self-organizes to decide on cadence and in-person/remote rituals. Wallapop is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees as we want Wallapop to be a place for everyone. Additionally to the opportunity to contribute to an agile product set up and work together towards achieving our meaningful mission, we offer the following 🍭 Perks & Benefits: * Generous individual learning budget of 2k per year * Free office meals, lunch selection from different providers * Group and individual English, Catalan & Spanish lessons as part of our working day * Private Health Insurance with Alan * Flexible working hours + intensive Fridays * Flexible remuneration to deduct from gross salary (kindergarten/food/transport check) * Gym & Wellness plan, including physiotherapist in the office * Generous referral Program & Charity Donation * Bonus for weddings & newborns * Wallapop Renta (Tax income support) * Monthly plan for free shipping, bumps & home-pick-up on our services * Work anniversary Gifts and Birthday Surprises * Contribution towards your WIFI in your monthly payroll * One-off payment based on compensation package to go towards setting up your home office * Relocation package (monetary support and legal advice) and visa sponsorship, if applicable * 26 holidays per year * TOP hardware of your choice (latest Apple or Windows)   What does the hiring process for this position look like? 👀**Please, note that all interviews take place remotely over hangouts.** Intro Call - run by talent acquisition, focus on providing more information about the role and the company as well as going over your experience, motivation, and expectations. This usually takes 45-60 minutes. Expertise Interview - run by the hiring team, focus on the required core skills and the ability to deliver in a given context. This usually takes 60 minutes. Case Study Submission - you will be assigned a task to submit within 5 up to 7 days where you will be able to showcase your expertise / technical skills required for the role. Case study Interview - You will present the case study to showcase your product expertise. This usually takes 60 minutes. Stakeholder Interview - run by relevant stakeholders reflecting the reality of the context of the role, focus on the ability to collaborate & deliver in a cross-functional set-up. This usually takes 60 minutes. Culture Interview - run by culture interviewers, focus on adherence to Wallapop's purpose and business proposition. This usually takes 60 minutes.  Offer - should you be the right candidate, your offer will be discussed over a call with talent acquisition and will then be confirmed in writing.

Senior Software Engineer

Sumup

About SumUp We believe in the everyday hero. Small business owners are at the heart of all we do, so we're creating tools that help them run their businesses. With a founder’s mentality and a 'team-first’ attitude, our diverse teams across Europe, South America and the United States work together to ensure that the small business owners we partner with can be successful doing what they love.  Team Description The Lending team offers a fair, easy, timely, and financially relevant lending experience to small merchants. Empower small business owners to manage their financing independently of the stage of their business, either funding their growth, managing their cash flow, or covering their operational costs. Enable capital to be available to our merchants and consumers, always and everywhere. We are looking for our new Senior Engineer for our team responsible for developing and maintaining the backend two important pieces of our products: Risk Assessment and Dunning & Collection. This includes designing, implementing, and testing new features, as well as improving the performance and scalability of existing ones. What you’ll do * The goal is to improve the functionality and user experience of SumUp's lending platform and to ensure that it meets the needs of our merchants. * Design and develop Risk Assessment and Dunning & Collection micro-services, considering differences between markets; * Improve the performance and scalability of the systems; * Design and develop integration with external partners to enable growth. * Contribute to the development of a high-performing team. You’ll be great for this role if * More than 4 years of experience as a Software Engineer * Experience with Golang or other OOP languages such as Java, Kotlin, Python, etc.  * Experience in creating and maintaining simple components in React. * Experience with RESTful API design and development. * Experience with Git and Git workflows. * Experience with SQL and NoSQL databases, such as PostgreSQL It will be an awesome add * Good English communication skills to engage in technical refinements with an international team * Experience in a fintech/startup environment Why you should join SumUp * Opportunity to work with a truly global, multicultural team (we are 3000+ people from 93 countries, spread across 4 continents). * Learning & development budget for attending conferences and external training * Competitive salary package and virtual stock option program * Office relaxation activities such as yoga and massages regular brunches, football events, and office parties * 23 days paid vacation days * Additional health insurance and Multisport card * Restaurant ticket * An amazing team and work environment that works with passion and purpose to achieve incredible results SumUp is an Equal Employment Opportunity employer that proudly pursues and hires a diverse workforce. SumUp does not make hiring or employment decisions on the basis of race, colour, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age, or any other basis protected by applicable laws or prohibited by company policy. SumUp also strives for a healthy and safe workplace and strictly prohibits harassment of any kind. SumUp will not accept unsolicited resumes from any source other than directly from a candidate Job Application Tip We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job. Please note that this is only a guide. If you don’t tick every box, it’s ok too because it means you have room to learn and develop your career at SumUp.

Senior Software Engineer

Monzo

🚀 We’re on a mission to make money work for everyone. We’re waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as personal and business bank accounts, we offer joint accounts, accounts for 16-17 year olds, a free kids account and credit cards in the UK, with more exciting things to come beyond. Our UK customers can also save, invest and combine their pensions with us.  With our hot coral cards and get-paid-early feature, combined with financial education on social media and our award winning customer service, we have a long history of creating magical moments for our customers! We’re not about selling products - we want to solve problems and change lives through Monzo ❤️ ----------------------------------------------------------------------------------------------------------------------------------   📍Barcelona, Spain | 💰 Base salary for this role is depending on experience + Incentive Awards tied to your performance  + benefits  Hybrid model: 3 days a week in the office About our Engineering Teams: We have over 400 engineers across Monzo who design and build our in-house banking platform. We have big ambitions for the future, and technology plays a big role in creating a bank our customers want, so engineers at Monzo collaborate across disciplines to solve interesting challenges throughout the company. These range from the products our customers use everyday to underlying infrastructure, security, payments and finance, customer operations, financial crime, and data, to name just a few areas. As a bank, there is scope for impact across a huge number of opportunities. We contribute to open source software as much as possible. Our blog is a good place to learn even more about what we do! Your day-to-day    This role is all about collaborating with your team to make a difference to your customers. As a backend engineer you’ll work in a squad alongside other disciplines like product managers, marketers, user researchers, designers, mobile engineers, web engineers, data analysts, business analysts, writers and more!  Together you’ll build and support a particular part of Monzo. Our squads belong to our wider collectives (a word we use to describe self-governing business units of ~100 people). They are; Core Banking, Business Banking, Wealth, Borrowing, Growth, Payments, Platform, Fincrime, Security & Expansion. They’re all looking for additional Backend Engineers right now, we do a standard interview process across all our collectives and at the end we will find the best match for you based on your skills, experience, preferences and aligning with the business need!  Our backend engineers have a variety of different backgrounds. As long as you enjoy learning new things, we’d love to talk to you. We do not ask for formal qualifications or degree requirements for any of our engineering roles. You should apply if: * you have strong experience working on the backend of a technology product * you want to be involved in building a product that you (and the people you know) use every day * you have a product mindset: you care about customer outcomes and you want to make data-informed decisions * you’re comfortable working in a team that deals with ambiguity * you’re interested in distributed systems and writing resilient software * you have some experience with strongly-typed languages (Go, Java, C, Scala etc.). * you think you’d enjoy the kind of work we’re doing We're on the look out for L50 Engineers at the moment, you can read more in our Engineering Progression Framework - we will interview you across the whole frame work, so if you are not sure what level you are aiming for please chat to your recruiters!  Not ticking every box? That’s totally okay! Studies show that women and people of colour might hesitate to apply unless they meet every single requirement. At Monzo, we’re dedicated to creating a diverse and welcoming team. If you’re passionate about this role and keen to learn and grow with us, we encourage you to apply— even if you don’t have everything thats listed just yet. Drop us your application, we’d love to hear from you! What you’ll be working on:  We hire very technically agnostic so whilst we use the below technologies we do not expect prior knowledge, you will be fully supported in our organised onboarding to get up to speed in the below:  * Go to write our application code (there’s an excellent interactive Go tutorial here) * Cassandra for most persistent data storage * Kafka for our asynchronous message queue * Kubernetes and Docker to schedule and run our services  * Envoy Proxy for RPC * AWS for most of our production infrastructure and GCP for most of our data infrastructure * React for our public web apps and internal tools * We also have physical datacenters with actual cables to connect to various third parties The Interview Process: Our interview process involves three main stages:  1. Initial Call  2. Take home task or pair coding exercise  3. Final interview: including a system design and a behavioural interview  Our average process takes around 4 weeks but we will always work around your availability.  One of our engineers has written a detailed blog on their experience through this process, for extra details, hints and tips please see here. What’s in it for you: 💰 Base salary for this role is depending on experience + Incentive Awards tied to your performance  + benefits  📍Barcelona, Spain ⏰ We offer flexible working hours and trust you to work enough hours to do your job well, at times that suit you and your team. 📚Learning budget of €1,200 a year for books, training courses and conferences   #LI-JS1 ---------------------------------------------------------------------------------------------------------------------------------- Equal opportunities for everyone Diversity and inclusion are a priority for us and we’re making sure we have lots of support for all of our people to grow at Monzo. At Monzo, we’re embracing diversity by fostering an inclusive environment for all people to do the best work of their lives with us. This is integral to our mission of making money work for everyone. You can read more in our blog, 2026 Diversity and Inclusion Report and 2025 Gender Pay Gap Report. We’re an equal opportunity employer. All applicants will be considered for employment without attention to age, ethnicity, religion, sex, sexual orientation, gender identity, family or parental status, national origin, or veteran, neurodiversity or disability status. If you have a preferred name, please use it to apply. We don't need full or birth names at application stage 😊