Lead Developer

Reaktor

OUR AWARD-WINNING TECH COMMUNITY IS LOOKING FOR LEAD DEVELOPERS TO JOIN US IN HELSINKI.    AS A LEAD DEVELOPER AT REAKTOR, YOUR JOB IS TO WORK WITH THE FULL SOFTWARE DEVELOPMENT LIFECYCLE, HELP YOUR TEAM SUCCEED, AND DELIVER RESULTS   YOUR DAILY TASKS INCLUDE: * Being the first point of contact for the client when it comes to technical questions or the quality of the delivery * Working together with the client’s tech and business teams: facilitating collaboration between different stakeholders to ensure quality delivery * Implementing new features that require changes to front-end applications, back-end servers, and/or databases, knowing what is needed from infrastructure to support the team's work * Improving the team's ways of working by empowering them to discover optimal workflows and enabling a healthy work-life balance among team members * Building relationships with the client to ensure future collaboration  * Assisting the team in adopting and following agile practices   YOU ARE  AN EXPERIENCED DEVELOPER WHO ENJOYS FACING TECHNICAL CHALLENGES AND IS AT HOME PROVIDING CLARITY IN AMBIGUOUS SITUATIONS  TO THRIVE IN THIS POSITION, YOU’LL NEED:  * Experience on a broad spectrum (back end, front end, and ops). Usually, to be successful in this role at Reaktor, we've noticed it's good to have a minimum of eight years of relevant work experience * Solid understanding and experience of agile project management principles * To have both previous team-lead and consulting experience * Experience working with several client stakeholders to solve complex problems * Previous experience with at least one common server-side programming language. Currently, many of our projects are built with TypeScript/JavaScript and Node.js. But, Java/Scala/Kotlin, Clojure, and Python are also used * Strong knowledge of at least one common client-side language and framework. We often use TypeScript/JavaScript and React on our web app projects and Swift, Java/Scala/Kotlin, or TypeScript/JavaScript React-native on mobile * Relevant skills to create new backend services and tweak CI/CD pipelines when the project requires * Know-how on databases (e.g., PostgreSQL) * Fluent verbal & written English skills * To be willing to work in a hybrid setup, where you work with your team at the office or at the client premises WHY JOIN US? For two decades, we’ve been developing qualities and capabilities for adapting, reacting, and supporting change – building Reaktor to hold up in a fast-paced environment while ensuring the well-being of our people. WHILE WORKING AT REAKTOR, WE’LL PROVIDE YOU WITH:  * To be able to impact how you work. Together with the client, your team chooses the approach, technologies, and methodologies you think will work best in any given situation * A community with as much support as your heart desires * A team that’s not only experienced but considerate as well – they all want you to succeed * A sustainable work-life balance and support for your daily life outside of work. (e.g., free moving day, Reaktor car share, sick child care services, office space to use for your private events, etc.) * An opportunity to grow as a professional. In addition to the day-to-day work, we offer internal training courses, community events, and 15-minute coffee breaks to discuss hot topics in tech and design * A possibility to take part in more extended academy-like studies like Cloud Academy. * 300+ hobby clubs, from winter swimming and running to knitting and archery, that bring people together outside of (and sometimes inside) office hours. Many of these are supported by Reaktor DIVERSITY, EQUITY, AND INCLUSION Together, we are committed to making Reaktor an environment that embraces and values all of our employees for the whole of who they are. We encourage applicants from all backgrounds to apply, knowing that studies show that members of underrepresented communities don’t apply for jobs unless they fully satisfy all of the requirements. If you're thinking twice about applying for this reason, we invite you to send us your application anyway. You could be just the person we're looking for. Read more about our DEI work here. Interested? Drop us a line via the form below. We'll be happy to hear from you!

Reaktor

OUR AWARD-WINNING TECH COMMUNITY IS LOOKING FOR LEAD DEVELOPERS TO JOIN US IN TAMPERE.    AS A LEAD DEVELOPER AT REAKTOR, YOUR JOB IS TO WORK WITH THE FULL SOFTWARE DEVELOPMENT LIFECYCLE, HELP YOUR TEAM SUCCEED, AND DELIVER RESULTS   YOUR DAILY TASKS INCLUDE: * Being the first point of contact for the client when it comes to technical questions or the quality of the delivery * Working together with the client’s tech and business teams: facilitating collaboration between different stakeholders to ensure quality delivery * Implementing new features that require changes to front-end applications, back-end servers, and/or databases, knowing what is needed from infrastructure to support the team's work * Improving the team's ways of working by empowering them to discover optimal workflows and enabling a healthy work-life balance among team members * Building relationships with the client to ensure future collaboration  * Assisting the team in adopting and following agile practices   YOU ARE  AN EXPERIENCED DEVELOPER WHO ENJOYS FACING TECHNICAL CHALLENGES AND IS AT HOME PROVIDING CLARITY IN AMBIGUOUS SITUATIONS  TO THRIVE IN THIS POSITION, YOU’LL NEED:  * Experience on a broad spectrum (back end, front end, and ops). Usually, to be successful in this role at Reaktor, we've noticed it's good to have a minimum of eight years of relevant work experience * Solid understanding and experience of agile project management principles * To have both previous team-lead and consulting experience * Experience working with several client stakeholders to solve complex problems * Previous experience with at least one common server-side programming language. Currently, many of our projects are built with TypeScript/JavaScript and Node.js. But, Java/Scala/Kotlin, Clojure, and Python are also used * Strong knowledge of at least one common client-side language and framework. We often use TypeScript/JavaScript and React on our web app projects and Swift, Java/Scala/Kotlin, or TypeScript/JavaScript React-native on mobile * Relevant skills to create new backend services and tweak CI/CD pipelines when the project requires * Know-how on databases (e.g., PostgreSQL) * Fluent verbal & written English skills * To be willing to work in a hybrid setup, where you work with your team at the office or at the client premises WHY JOIN US? For two decades, we’ve been developing qualities and capabilities for adapting, reacting, and supporting change – building Reaktor to hold up in a fast-paced environment while ensuring the well-being of our people. WHILE WORKING AT REAKTOR, WE’LL PROVIDE YOU WITH:  * To be able to impact how you work. Together with the client, your team chooses the approach, technologies, and methodologies you think will work best in any given situation * A community with as much support as your heart desires * A team that’s not only experienced but considerate as well – they all want you to succeed * A sustainable work-life balance and support for your daily life outside of work. (e.g., free moving day, Reaktor car share, sick child care services, office space to use for your private events, etc.) * An opportunity to grow as a professional. In addition to the day-to-day work, we offer internal training courses, community events, and 15-minute coffee breaks to discuss hot topics in tech and design * A possibility to take part in more extended academy-like studies like Cloud Academy. * 300+ hobby clubs, from winter swimming and running to knitting and archery, that bring people together outside of (and sometimes inside) office hours. Many of these are supported by Reaktor DIVERSITY, EQUITY, AND INCLUSION Together, we are committed to making Reaktor an environment that embraces and values all of our employees for the whole of who they are. We encourage applicants from all backgrounds to apply, knowing that studies show that members of underrepresented communities don’t apply for jobs unless they fully satisfy all of the requirements. If you're thinking twice about applying for this reason, we invite you to send us your application anyway. You could be just the person we're looking for. Read more about our DEI work here. Interested? Drop us a line via the form below. We'll be happy to hear from you!

Thoughtworks

Most modernization efforts fail because they focus solely on the technology. In the Enterprise Modernisation, Platform and Cloud Service Line, we do things differently. We solve some of the hardest modernization challenges organizations face—from legacy and mainframe transformation to cloud native development, platform engineering, and developer experience. We don’t just upgrade technology; we evolve architectures, processes, and engineering cultures to help organizations become evergreen and ready for inevitable change. We combine strategic advisory thinking with deep delivery expertise to transform large, complex, and business-critical technology estates (including monoliths, mainframes, and fragmented cloud environments) into scalable, continuous-improvement landscapes. We help clients move away from fragile, hard-to-change systems. By prioritizing measurable business value and delivering in shorter cycles than our competitors, we ensure our clients can adopt the state-of-the-art quickly, improve how their teams build and run software, and drive long-term, sustained value. As a Lead Developer, you will act as the primary point of contact for our clients, ensuring that teams are successful in their delivery. In this role, you will bring a strategic mindset to projects and spend time collaborating and negotiating with clients to bring a technical vision to life. Having a balance of high-level and tactical mindsets is a must, as you will spend time both with clients and your teammates. At Thoughtworks, we believe in going above and beyond the standard and are committed to delivering best-in-class solutions that exceed our clients' expectations. Our standard engineering and delivery practices reflect our commitment to quality, and our team is always looking to innovate and improve. As a leader, you will guide and coach your teams in their implementation and application. JOB RESPONSIBILITIES * You will champion and adopt best practices like writing clean and reusable code using TDD, pair programming and design patterns * Champion strategic AI-first software delivery (AIFSD): You will lead in the strategic integration of AI technologies across the software development life cycle, ensuring its use is deliberate and purposeful, to maximize quality, efficiency and innovative client solutions. * You will use and advocate for continuous delivery practices to deliver high-quality software as well as value to end customers as early as possible * You will assess legacy systems holistically (architecture, codebase health, delivery constraints, operational risk, data dependencies and team topology) and identify pragmatic modernisation paths aligned to business outcomes. * You will connect technical modernisation decisions to measurable business outcomes, helping clients prioritise the work that creates the most value earliest. * You will help clients reduce legacy risk by improving testability, deployment safety, observability and recovery practices before and during migration. * You will apply the latest technology thinking from our Technology Radar to solve client problems * You will apply a variety of languages and tools to your work and continue to code alongside Developers; you will not be post-technical in this role * You will efficiently utilize and champion DevSecOps tools and practices to build and deploy software, advocating devops culture and shifting security left in development * You will cultivate Thoughtworker growth and development by encouraging feedback and fostering an inclusive, supportive team culture JOB QUALIFICATIONS TECHNICAL SKILLS * You are well-versed in two or more languages (Java, Kotlin, JavaScript, TypeScript, Ruby, C#, etc.) and are comfortable with the latest Object-Oriented technology. * Understanding of modernisation patterns and the judgment to apply them pragmatically in complex legacy environments. * Ability to evaluate when to refactor, replatform, re-architect or replace, and to explain those trade-offs clearly to both technical and business stakeholders. * You have led software development teams using Agile, Lean and/or Continuous. * You have actively explored and advocated for emerging AI technologies, possessing a strong understanding of their benefits and applying thoughtful reflection to their strategic adoption within technical and project solutions. * Bonus points if you have knowledge of cloud technology such as AWS, Docker or Kubernetes * You enjoy continuously learning and improving, whether it is through functional programming paradigms, event driven architecture, platform engineering or others PROFESSIONAL SKILLS * You have experience influencing others and always advocate for technical excellence while being open to change when needed * You bridge product and technology by helping to translate business needs to software requirements * You have the ability to develop and execute a technical vision with a focus on business value * You will act as a mentor for less experienced peers through both your technical knowledge and ability to inspire a team to deliver extraordinary impact together * You’re resilient in ambiguous situations and can approach challenges from multiple perspectives OTHER THINGS TO KNOW LEARNING & DEVELOPMENT There is no one-size-fits-all career path at Thoughtworks: however you want to develop your career is entirely up to you. But we also balance autonomy with the strength of our cultivation culture. This means your career is supported by interactive tools, numerous development programs and teammates who want to help you grow. We see value in helping each other be our best and that extends to empowering our employees in their career journeys. ONSITE WORK EXPECTATION You may be expected to work out of our Thoughtworks office or at our client's office location for all five working days of the week, depending on business or clients’ needs. ABOUT THOUGHTWORKS Thoughtworks is a global technology consultancy that integrates strategy, design and engineering to drive digital innovation. For 30+ years, our clients have trusted our autonomous teams to build solutions that look past the obvious. Here, computer science grads come together with seasoned technologists, self-taught developers, midlife career changers and more to learn from and challenge each other. Career journeys flourish with the strength of our cultivation culture, which has won numerous awards around the world. Join Thoughtworks and thrive. Together, our extra curiosity, innovation, passion and dedication overcomes ordinary. See here our AI policy.