Senior Backend Engineer

ASSA ABLOY AB

Build technology that protects people, places, and everyday life. Your work won’t sit quietly in a backlog. It will shape secure, connected solutions used around the world — and you’ll have the trust and freedom to do your best work along the way. Why this role matters At Assa Abloy, technology plays a direct role in creating a safer, more open world. As a Senior Backend Engineer, you’ll be part of teams building secure, scalable digital platforms that power smart access solutions globally. This is a role for someone who wants to own meaningful problems, contribute to technical direction, and work in an environment where quality, balance, and long-term thinking genuinely matter. The role You’ll work as part of a small, cross-functional team with shared end-to-end responsibility, collaborating closely to drive work from idea to delivery and continuous improvement. The team owns both the direction and execution, with a strong focus on improving our customers’ hospitality experience. In this role, you’re expected to take initiative and help move work forward, ensuring progress and alignment across disciplines. You’ll challenge assumptions, surface risks early, and contribute to sound technical decisions by bringing clarity, pragmatism and focus to complex discussions while helping the team deliver meaningful, high-quality outcomes. What you’ll work on Deliver meaningful features end-to-end — design, build, test, deploy, and evolve backend-focused services with a strong sense of ownership and quality. Build modern, scalable systems — develop primarily in Java, Kotlin, Golang, collaborating with frontend engineers and contributing where needed to React/TypeScript applications. Shape architecture and technical direction — apply Domain-Driven Design, Test-Driven Development, microservice and event-driven patterns to solve complex problems and raise the bar across the team. Lead cloud-native development — design and operate services on AWS, using containers, orchestration platforms, and serverless patterns to build resilient, future-proof solutions. Design data and system behaviour at scale — model data across NoSQL and relational systems, ensuring performance, reliability, and secure operation in distributed environments. Strengthen delivery and operational excellence — improve CI/CD pipelines, support production systems, and continuously refine engineering practices for long-term sustainability. What will help you succeed Solid senior experience (5+ years) building backend systems in cloud-native, distributed environments. Strong ownership mindset — you’re comfortable taking a feature from idea to production and standing behind your decisions. Architectural judgement — you know when and how to apply DDD, TDD, microservices, and event-driven design pragmatically. Hands-on cloud and DevOps experience — particularly with AWS, containerisation, CI/CD, and modern deployment models. Experience leveraging AI-assisted development tools and methods to enhance productivity, code quality, and system design. Clear, thoughtful communication and a willingness to mentor others. Why Assa Abloy At Assa Abloy, you’ll join a global organisation with a distinctly Scandinavian approach to work: trust over control, clarity over noise, and people over process. Meaningful mission — Your software helps protect homes, businesses, and communities around the world, contributing to solutions people rely on every day Innovation at scale — Work with modern cloud platforms, event-driven architectures, and evolving technologies in a global environment Autonomy and trust — You’re trusted to make decisions, influence design, and own your work from idea to impact Growth and development — Learn continuously, deepen your technical expertise, and explore opportunities across teams and borders Work–life balance — Flexible working, hybrid options, and a culture that supports sustainable performance Ready to build something that matters? If you’re looking for a senior developer role where your skills, judgement, and wellbeing are genuinely valued, we’d love to hear from you. Apply today and bring your expertise to a role where your decisions truly shape the future of smart access. We review applications continuously, so don’t wait. We’re committed to building diverse, inclusive teams and encourage applications from all who see themselves thriving here. To make sure your personal data stays protected, we do not review applications sent via email or post. If you have questions about the role or process, contact Léa Rein, Senior Talent Acquisition Business Partner. Let’s create a safer and more open world — together. We are the ASSA ABLOY Group Our people have made us the global leader in access solutions. In return, we open doors for them wherever they go. With nearly 63,000 colleagues in more than 70 different countries, we help billions of people experience a more open world. Our innovations make all sorts of spaces – physical and virtual – safer, more secure, and easier to access. As an employer, we value results – not titles, or backgrounds. We empower our people to build their career around their aspirations and our ambitions – supporting them with regular feedback, training, and development opportunities. Our colleagues think broadly about where they can make the most impact, and we encourage them to grow their role locally, regionally, or even internationally. As we welcome new people on board, it’s important to us to have diverse, inclusive teams, and we value different perspectives and experiences.

Legora

ABOUT US Legora is redefining how legal work gets done. Not built for lawyers, built with them. We work alongside the world’s best legal teams, who expect excellence, precision, and speed, and we hold ourselves to the same bar. Our AI-native workspace lets legal professionals move faster, think more clearly, and operate with sharper precision. By analysing thousands of documents in minutes and powering end-to-end workflows, we cut through complexity, teams can focus on what matters: judgment, strategy, and outcomes. 1,000+ customers across 50+ countries trust us, including Cleary Gottlieb, Goodwin, Linklaters, White & Case, Dentons, and Barclays. We’ve scaled to $100M+ in ARR, with teams across Europe, North America and APAC, and continue to expand through acquisitions including Qura, Walter AI and Graceview. We partner with world-class performers: including Aaron Judge and the New York Yankees, Ludvig Åberg (and his caddie), and campaigns featuring Jude Law. Joining Legora means three things. * We lean in: ownership over titles, outcomes over intentions. * We fight for excellence: high standards, direct, ego-free feedback. * We grow together: as a team and with our customers. Mission before ego. Everyone contributes. No one coasts. If you’re driven by impact, pace, and raising the bar. This is the place. The role As a Senior Backend Engineer at Legora you will build, review and ship amazing products helping legal professionals all over the world in their day-to-day job. You’ll get the chance to work across the entire tech stack with clear ownership and autonomy. What you will be doing: * Architect and implement features for our web platform * Take ownership of our codebase, balancing high-quality code, security and speed of development * Work with technologies such as Node.js, Postgres, Elasticsearch, AWS, Azure and Kubernetes * Review code and mentor junior colleagues to support them in their development, making the team even better! * Drive continuous improvement and challenge us, the industry and yourself * You’ll travel regularly to Stockholm for onboarding, collaboration, and major product milestones — working shoulder-to-shoulder with the team when it matters most. Who you are * A passionate engineer with several years of experience building great products using cutting-edge technologies * You feel comfortable working across the entire tech stack, with focus on backend development * You’re autonomous and take pride in the code you write * You’re a problem solver who’s not afraid to come up with creative solutions and think holistically about software architecture * Experience in infrastructure and integrations are a big plus Legora is an Equal Opportunity Employer At Legora, we believe great teams are built on diversity of thought and experience. We’re proud to be an equal opportunity employer and committed to creating an inclusive, high-performance culture where everyone can do their best work. We welcome people of all backgrounds and don’t discriminate based on race, color, religion, national origin, gender, gender identity or expression, sexual orientation, age, disability, veteran status, or any other characteristic protected by law.

Sumup

ABOUT THE TEAM At SumUp, we're on a mission to bring merchants and consumers closer together and help local communities thrive. Within the Consumer Mission, we're building a rewarding banking experience that connects people to the small businesses they love while tackling some of the most technically demanding challenges in fintech: critical infrastructure migrations, smooth, uninterrupted payment experiences, seamless open banking integrations, and high‑availability banking systems that can’t afford to fail – all while enabling free transactions for our merchants. This role sits at the heart of that work — you’ll take real ownership of backend services that are close to our consumers, directly shaping their everyday experience, with impact that’s visible and felt across the entire platform. 🎥 Take a look inside our London office WHAT YOU'LL DO * Build and maintain Backend services for Core neobanking features including bank transfers, open banking, savings accounts, and payment processing * Take end-to-end ownership of features and projects, covering scoping, design, development, testing, deployment, and maintenance, leveraging Go along with Docker and Kubernetes for container orchestration. * Take ownership of critical infrastructure migrations — including our banking core system transitions — without disrupting live customer experiences * Collaborate closely with cross-functional teams including product, design, data science, security, and operations) to understand requirements, provide technical insights, and contribute to architecture discussions that ship meaningful banking features end-to-end * Support fellow developers and actively help build a collaborative, innovative engineering culture * Shape technical architecture and lead code reviews, helping define and promote best practices in code quality, testing, automation, and security to raise the overall engineering bar. * Build and integrate tools and systems that improve operational efficiency and reliability, with strong observability through monitoring, alerting, and hands‑on involvement in incident response and post‑mortems. YOU'LL BE GREAT FOR THIS ROLE IF YOU HAVE… * Strong proficiency in Go, Kotlin or Python, with a track record of building scalable, production-grade backend services * Experience working with cloud platforms (AWS or comparable) and container orchestration tools such as Docker and Kubernetes * Solid understanding of SQL and NoSQL databases, distributed systems, and the trade-offs that come with high-availability requirements * Comfort navigating complex, regulated environments — whether that's financial services, payments, or similarly high-stakes domains * A collaborative, product-oriented mindset with the ability to work independently, communicate clearly, and adapt when priorities shift Any of the following would be considered a plus * Previous experience in a Growth-focused engineering team. * Familiarity with the Fintech or Banking regulatory landscape. No visa sponsorship available with this position WHY YOU SHOULD JOIN SUMUP * 🌎 Opportunity to work with a truly global, multicultural team from our central London Bridge location. This involves an office-first setup * 🌈 Commitment to Diversity and Inclusion: be part of a workplace that values and promotes diversity, fostering an inclusive environment where everyone's perspectives are respected and embraced * 🚀 Enrolment onto our Virtual Stock Option programme: you will own a stake in SumUp's future success * 🏖 Generous time off: enjoy 28 days of paid leave, plus bank holidays and special leaves * 📚 A dedicated annual L&D budget for attending conferences and/or advancing your career through further education * 🏥 Health matters: private health insurance, including optical and dental * 🚗 Life made easier: salary-sacrifice commuter benefits via Gogeta * 💼 Financial security: retirement scheme (SumUp matches 7% when you contribute 5%) * 🛡 Peace of mind: life insurance from MetLife for 2× your salary * 🌴 Break4me: 1-month sabbatical after 3 years of service * 🔗 Referral Bonus: earn additional rewards by referring talented individuals to join the SumUp team ABOUT SUMUP Be empowered to do more that matters. At SumUp, we're on a mission to empower small businesses across the globe by providing simple and affordable tools that allow them to thrive. Today, over 4 million businesses in 37 markets rely on SumUp as their financial partner to manage payments, finance and customer relationships. Our commitment to small businesses is reflected in our diverse team of over 3,000 SumUppers from over 90 nationalities, united by global collaboration and an innovative mindset. Our core values lay the foundation for who we are and what we stand for, shaping our work culture and driving our success. We foster inclusivity and a continuous learning culture, providing a safe space for personal and professional growth. Our differences make us unique and strong as we strive to create an environment where everyone belongs and feels supported, no matter how they identify. SumUp is proud to be an Equal Employment Opportunity employer, actively seeking and embracing diversity in our workforce. We don't make hiring or employment decisions based on 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. Our commitment extends beyond recruitment to creating a safe and respectful workplace where harassment of any form is strictly prohibited. Discover more about our culture and opportunities on our careers website, and follow our journey on LinkedIn, Instagram, and TikTok. 📽 Want to bring this role to life visually? Check out our Global Employer Brand video library to add a video to your job post or create LinkedIn content. 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.