Software Engineer, Growth

⚡️ What We Do Flower is Flexible Power. We are a next-gen energy company leveraging AI and machine learning to make renewable energy stable and always available – even when the sun isn’t shining and the wind isn’t blowing. Through smart optimization and trading of energy assets like wind and solar farms, battery systems, and EV chargers, we make renewable energy reliable and predictable, leading the charge towards the energy system of tomorrow. 🌟 Who We Are Tech company at heart – purpose in our DNA. Flower consists of a diverse group of innovative individuals with a strong desire to improve the state of the world. At Flower, we believe trust, collaboration and diversity are essential to not only create an inclusive work environment, but also drive career growth. By embracing varying perspectives, we allow creativity and progress to flourish. To accelerate towards our goal of becoming the pioneering force powering the energy system of tomorrow, we are now looking for a passionate and skilled Software Engineer to join our Asset Optimisation domain. 👩‍💻 About The Role Our optimization services decide how Flower's flexibility and renewable portfolios are allocated across energy and balancing markets, from days in advance, continuously updating right up to delivery. Our systems run fully automated and dispatch hundreds of MWs of flexible capacity to where the grid or market needs it most. As a Software Engineer, you will join a quant-heavy team of data scientists, optimization engineers and energy market experts. Your focus is the engineering side of these services: architecture, tooling, reliability, system interfaces, observability. This is a hands-on role - you will write code every day and own the standards and foundation the rest of the team builds on. What You'll Do Own the structure and quality of our optimization codebase - architecture, refactoring, testing - and set the engineering bar the team works to Ensure the optimization stack holds up as we scale our portfolio to GW-scale and new geographies Standardize what is currently bespoke, and decide what has to be rebuilt versus hardened Handle reliability and edge cases in the trading path, define graceful failure modes - for example, what should happen when a bid submission fails halfway through? Define interfaces towards other teams and take part in those discussions on behalf of the team Own our optimization environments, infosec hygiene & testing infra across our services Maintain and improve CI, deployments, observability and alerting Who You Are ~ 3–7 years of experience building and running software in production Fluent in Python and related tooling (uv, prek, ruff, ty, FastAPI, Pydantic, DuckDB) Experience managing quantitative models in production (simulation, optimization, heavy batch compute, ML workloads) Experience with AWS (Modal is a plus) Hands-on across the stack, from architecture down to repo settings, pipelines and environments, and the occasional internal frontend Solid instincts for system design and API boundaries, comfortable having these conversations with adjacent teams Pragmatic - you can tell a bad idea from a good one on your own, and you know when good enough is good enough Motivated to work in energy markets & in a trading environment 📍 Location Our beautiful office is located in the heart of Södermalm, just a short walk from Slussen subway station. We encourage in-office collaboration but support a hybrid work model. ✉️ Apply Our corporate language is English, as we have about 30 nationalities in the office. We therefore appreciate it if you could submit your CV in English. Throughout the recruitment process you will meet with the Talent Partner, the Head of Predictions & Asset Optimization, our Product Manager, the Team for a tech assessment and the VP of Engineering. We look forward to hearing from you! —- We kindly but firmly decline any engagement in recruitment assistance for our hiring processes. This includes partnership offers or the sale of recruitment tools.

“Think It, Build It, Ship It, Tweak It”… is what we try to use when we develop future processes for regulatory reporting and you will be involved in the development process in one of Swedbank’s fast paced business area. In Swedbank you have the opportunity to: Be involved in different steps in the development phase such as analysis, design, coding, test, and documentation depending on the scope for our various development Features. Create sustainable technical solutions for the regulatory reporting in tight collaboration with your team and the business users. Contribute to making good estimations of the development work and to be able to specify the work in stories and tasks. You will, together with your team colleagues, develop and manage the code in an efficient way, perform tests to protect quality and receive feedback from end users of the result. Practice having good understanding of the usage and to see problems and solutions from different perspectives. Be part of continuous integrations activities related to changes made in other areas affecting the Regulatory reporting system and this will require effective relationships and communication with other development teams in the organisation. Be part of cross-training and code reviews in order to ensure knowledge of the code is spread throughout the team. What is needed in this role: A strong developer background Knowledge and experience of Trading- and Capital Markets products. Datavault Microsoft SQL Server (MSSQL) Visual Studio SQL Server Integration Services (SSIS) CI/CD Basic understanding of these areas is beneficial: o Regulatory reporting o Financial Products o Agile Since we are developing solutions within the Regulatory reporting framework it is most valuable if you have a genuine interest and experience from this area within financial services, or else you need to be willing to initially study and learn about these regulations. The role also requires: To be responsible and self‑motivated Have experience of working with deadlines and multiple simultaneously ongoing initiatives Be a strong team player and enjoy problem solving together with your colleagues Contribute to and continuously improve agile ways of working. Be passionate about driving change into the business and that the key to success is by collaborating with others. You must also have a great interest and be willing to learn and develop within areas of code branching strategies, automated testing and learn how to apply Information Management structures of data used in the system. With us, you can experience: Personal and professional growth through self-leadership and continuous development. Meaningful work that positively impacts our workplace, our customers, and society. An open and collaborative culture that encourages cross-functional teamwork and provides networking opportunities. A supportive and inclusive environment that promotes a balanced and sustainable work-life, with flexible working conditions when suitable for the role. Benefits such as our share based reward program Eken, company pension plan, employee offer for banking products, health insurance. "Join our team and... become part of an international team of professional colleagues, who work together to deliver challenging projects, maximize customer satisfaction and contribute to Swedbank's position in society. You will be part of delivering real change into C&I and supporting the business on reaching the C&I strategic wanted position. Regulations such as MIFIR, REFIT and MMSR are on the agenda as well as daily maintenance of the Regulatory Reporting solution, which is currently under change." Susanne Petersson, your future manager The culture within our ART is delivery and customer focused and together with your team of equally passionate people you will constantly be challenged to think outside your comfort zone. We are looking for a Software Engineer to join our Regulatory Reporting Agile team. We work according to Scaled Agile Framework (SAFe), and our Lean-Agile mindset helps us to continuously reflect on and relentlessly improve our ways of working. We look forward to receiving your application by 14.08.2026.  Location: Stockholm Recruiting manager: Susanne Petersson We want to inform you that the selection process may begin after the summer holidays. We would like to let you know that a background check and a drug test may be a part of the process for this role. We have made our choice regarding recruitment media and therefore kindly decline contact with ad sellers or sellers of other recruitment services. Swedbank does not discriminate anybody based on gender, age, sexual orientation or sexual identity, ethnicity, religion or disability – everybody is welcome. #LI-Hybrid