senior java backend engineer java 21 spring boot

We are looking for a hands-on Java Developer who loves programming, architecting solutions, and solving complex integration problems, to work in a hybrid model at our client’s office. Required Qualifications Bachelor’s degree in Computer Engineering, Software Engineering, or a related field; a Master’s or PhD degree is a plus At least 4 years of...

Crenno Studio, a dynamic startup studio in Marmara, Turkey, seeks a Senior Software Architect & Tech Lead to drive backend development and system design. You will build scalable microservices, lead architecture discussions, and mentor engineers while maintaining high code quality and velocity.Ideal candidates are active coders with 6–10 years of...

**WAGMI TECH HAKKINDA** Wagmi Tech, yapay zeka ile finansal hizmetleri bir araya getiren Türkiye'nin öncü AI yazılım şirketidir. MCP Server, AI Agent ve Agentic Orchestration çözümlerimizle fintechlerin ve finansal kurumların güçlü bir teknoloji ortağıyız. **PSM Awards 2025'te "Yılın Startup'ı"** dahil iki ödül aldık. Ekibimiz; işin...

With its Fintech 2.0 vision, Nakitera is digitizing your financial processes.Nakitera brings together management, operational efficiency, payment diversity, data security, and customer loyalty solutions on a single platform. It simplifies businesses' financial processes, reduces operational burdens with innovative technologies, and maximizes...

We are looking for a Senior Backend Engineer to help build the next generation of digital asset, tokenization, and distributed financial infrastructure capabilities within ING. You will design and develop scalable backend services, APIs, integration layers, event-driven applications, and cloud-native platforms that support emerging digital asset and...

Company DescriptionCrenno Studio is a startup studio established in 2009 to be a pioneer and leader in technology.At Crenno, we deliver end-to-end (E2E) scalable technology solutions for our clients while also building and scaling our own high-traffic internal products, such as our Game Hub projects. We're a dynamic, fast-scaling team where engineers don't...

Full Stack Developer İş Açıklaması Kariyerinizde güvenilir ve profesyonel bir ekibin parçası olarak yeni bir adım atmaya hazır mısınız? Yanıtınız evet ise, bu fırsata göz atın! Dijital dönüşüm yolculuğumuz kapsamında geliştirdiğimiz projelerde görev alacak, yazılım geliştirme süreçlerine destek olacak ve yeni teknolojileri...

OverviewDesign the future architecture of one of Europe's most innovative banking networks while empowering engineers to do their best work.At ING Hubs Türkiye, we are looking for a Solution Architect Chapter Lead who combines strong architectural thinking with leadership capabilities.Role SummaryYou will play a dual role combining Solution Architecture...

We are the catalyst for the industrial world’s digital transformation. For more than 35 years, ground breaking technologies and business models engineered and developed by Siemens Turkey R&D department contributes to the global success of Siemens Our R&D activities focused on the fields of electrification, automation and digitalization, provides end-to-end...

## Solution Designerİstanbul, Istanbul, Türkiye## **Join Us**At Vodafone, we’re not just shaping the future of connectivity for our customers – we’re shaping the future for everyone who joins our team. When you work with us, you’re part of a global mission to connect people, solve complex challenges, and create a sustainable and more inclusive...

Vitelco, 2014 yılından bu yana Türkiye ve yurtdışındaki müşterilerine uçtan uca Bilişim Teknolojileri (BT) hizmetleri sunmaktadır. Yazılım Geliştirme, Test, DevOps ve BT Operasyonları gibi alanlarda hizmet sunmanın yanı sıra şirket kendi ürünlerini de geliştirmekte ve sektördeki lider çözümler için sistem entegratörü olarak...

About This Opportunity We are now looking for a Business Analyst to join our team at Ericsson. In this role, you will be responsible for delivering end-to-end technical solutions across cross-functional and multi-platform systems while ensuring alignment with business requirements, IT strategy, and architectural standards. You will work closely with...

Design the technology platforms that power one of Europe's most innovative banking networks.At ING Hubs Türkiye, we're looking for a Solution Architect who enjoys translating complex business challenges into scalable technology solutions, driving architectural decisions, and shaping the future state of critical banking platforms across ING's international...

- REQ-10120012 - 20/08/2026 - IT Engineering - Istanbul, Turkiye - ING Hubs We are looking for a**Senior Backend Engineer**to help build the next generation of**digital asset, tokenization, and distributed financial infrastructure capabilities**within ING. You will design and develop scalable backend services, APIs, integration layers, event-driven...

We are looking for a Senior Backend Engineer to help build the next generation of digital asset, tokenization, and distributed financial infrastructure capabilities within ING. You will design and develop scalable backend services, APIs, integration layers, event-driven applications, and cloud-native platforms that support emerging digital asset and...

We are looking for a **Senior Backend Engineer**to help build the next generation of **digital asset, tokenization, and distributed financial infrastructure capabilities** within ING. You will design and develop scalable backend services, APIs, integration layers, event-driven applications, and cloud-native platforms that support emerging digital asset...

We are looking for a **Senior Backend Engineer** to help build the next generation of **digital asset, tokenization, and distributed financial infrastructure capabilities** within ING. You will design and develop scalable backend services, APIs, integration layers, event-driven applications, and cloud-native platforms that support emerging digital...

Join UsAt Vodafone, we’re not just shaping the future of connectivity for our customers – we’re shaping the future for everyone who joins our team. When you work with us, you’re part of a global mission to connect people, solve complex challenges, and create a sustainable and more inclusive world. If you want to grow your career whilst finding the...

About The Role We build and run the distributed platform behind our data ingestion, processing, and governance layer. It is a set of independently deployable services handling different types of data where correctness, lineage, and reliability matter as much as raw throughput. We're hiring a Senior Engineer to own a meaningful slice of that platform. This is...

If you have passion for technology as we do and want to be part of a great team which leads innovation in Fintech, join us.Who We Are?We Create World Class Financial IT ServicesWe are a leading technology company which provides technology infrastructure, software development, big data and data analytics, internet applications, integration, system management,...