Jobs für senior java backend developer bei Berlin

About Us We are shaping a digital state - together with the administration. As a partner at eye level, we strengthen the administration on its way to driving its own digitalisation. With our own iterative product development and our commitment to better framework conditions, we create the basis for digital solutions that are scalable and effective. About The...

About the opportunity   N26 is looking for a Head of Product - Core Banking Systems to partner with our Engineering, Treasury, Risk, and Banking Operations teams. In this role, you will own the Core Banking Systems product roadmap and lead a team of product & business managers delivering foundational capabilities that power N26 — from rapid product...

At CloudFactory, we are a mission-driven team passionate about unlocking the potential of AI to transform the world. By combining advanced technology with a global network of talented people, we make unusable data usable, driving real-world impact at scale. More than just a workplace, we’re a global community founded on strong relationships and the belief...

THE ROLE & THE TEAMLounge by Zalando is an online shopping club for fashion and lifestyle products, serving millions of members across 20+ European markets. Demand Tech sits at the intersection of acquisition, engagement, and AI enablement building the systems that attract customers, understand their intent, personalise their experience, and increasingly...

About Us We are shaping a digital state - together with the administration. As a partner at eye level, we strengthen the administration on its way to driving its own digitalisation. With our own iterative product development and our commitment to better framework conditions, we create the basis for digital solutions that are scalable and effective. About The...

As an Applied Scientist II in the Alexa Conversational Modelling Intelligence team within Alexa AI, you will drive model post-training for Large Language Models that power Alexa+. You'll adopt and adapt state-of-the-art techniques — including supervised fine-tuning, reinforcement learning, preference optimization, and knowledge distillation — running...

(Senior) Product Manager – SaaS Platform & Tax WorkflowsLocation: Berlin or Dortmund, Germany (Hybrid)Salary: Around €80,000 base (flexible for exceptional candidates)Language: Business-fluent German requiredType: PermanentA growing technology business operating in the tax space, building digital products that simplify complex tax and financial...

Team Lead Software Development (all genders) - simplesurancesimplesurance is a leading insurtech company specializing in the seamless integration of innovative insurance technology into the digital workflows of business partners across diverse industries. Founded in 2012 and part of Allianz since 2022, simplesurance plays a pivotal role in enhancing customer...

Who we are Helsing is a defence AI company. Our mission is to protect our democracies. We aim to achieve technological leadership, so that open societies can continue to make sovereign decisions and control their ethical standards.  As democracies, we believe we have a special responsibility to be thoughtful about the development and deployment of powerful...

🏢 Who we areA team from Germany with the vision to make advanced network security accessible for everyoneWe are a software company developing an open source zero-trust network security platform that is both easy to use and affordable for teams of all sizes and budgets. Our mission is grounded in a simple yet powerful belief: secure private networking is a...

Clue is more than just a place to work. Our work empowers women and people with cycles to make informed decisions about their health. We break down barriers, myths, and taboos. Our workplace is agile, diverse, and full of opportunities for growth. A NOTE FROM YOUR MANAGER We're looking for an Engineering Team Lead to guide one of our cross-functional teams...

Who we are Helsing is a defence AI company. Our mission is to protect our democracies. We aim to achieve technological leadership, so that open societies can continue to make sovereign decisions and control their ethical standards.  As democracies, we believe we have a special responsibility to be thoughtful about the development and deployment of powerful...

Overview of EIT RawMaterialsEIT RawMaterials is a ‘Knowledge and Innovation Communities’ (KICs) created by the European Institute of Innovation and Technology (EIT), aimed at promoting innovation in the raw materials sector across Europe. Established in 2015, EIT RawMaterials works to secure the sustainable supply of raw materials to the European...

Descriptionmobile.de is Germany’s largest vehicle marketplace, with more than 1.6 million listed cars, commercial vehicles, motorcycles, and e-bikes (annual average 2025). Both private customers and registered vehicle dealers use the platform and benefit from more than 140 million visits per month*. As a “one-stop shop,” mobile.de’s offering includes...

Build and deliver the next generation of privacy-first analytics capabilities — from rapid prototypes and AI-powered insights to scalable product innovations embedded directly into Matomo’s core platform. Own end-to-end innovation development within a small, autonomous team, working closely with the CTO and senior engineers to turn high-impact concepts...

This role is based in our Barcelona hub. Relocation to Barcelona is required, and we offer a comprehensive relocation package to support your move to Spain. We power people’s progress. At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and...

About the role As a Senior Fullstack Engineer (f/m/d) you'll play a key role in shaping and building our product at Zenjob. Working across the full stack, including event-driven backend services and polished user‑facing interfaces, you'll collaborate closely with product managers and stakeholders, set engineering standards, and mentor others along the way....

At the company, we’re all about facts and data, for we are the world's leading business data platform. By providing reliable and easy-to-use data as well as various data analytics products and services, we empower people worldwide to make fact-based decisions. Founded in Hamburg in 2007, we have quickly grown into a global company with offices in major...

KAYAK, part of Booking Holdings (NASDAQ: BKNG), is a leading travel search engine. With billions of queries across our platforms, we help people find their perfect flight, stay, rental car and vacation package. We're also transforming business travel with a new corporate travel solution, KAYAK for Business.As an employee of KAYAK, you will be part of a...

THE ROLE AND THE TEAMThe ZEOS B2B Platform is the engine that enables our partners to integrate and grow within the Zalando ecosystem. As a Frontend Engineer, you will join a cross-functional team dedicated to building our B2B Portal and specialized Portal Applications. You will work in an API-first environment where your goal is to turn complex business...