Senior Java Backend Engineer jobs in Langen

Mistral AI

A leading AI technology company is looking for a passionate Backend Engineer to develop high-performance core systems for cloud solutions. The ideal candidate will have over 5 years of experience, proficiency in Golang or similar languages, and strong backend fundamentals knowledge. Responsibilities

Our client, a leading organization in the infrastructure sector, is seeking a Senior Java DevOps Engineer for a long-term project. The role focuses on enhancing performance, scalability, and system reliability within a complex technical environment where development and operations are closely integr

Harvey Nash

Job Description Are you a Software Engineer who strives for automation, scalability, and impact? Do you thrive working in an autonomous, cross‑functional team where you directly influence delivery quality and customer experience? We are looking for a Software Engineer to join the Alliance Cloud "Cus

Investigo

A leading recruitment agency is seeking a Freelance Java Developer for a 12-month project in Brussels. The role involves designing, developing, and maintaining secure microservices using Java, preferably with Spring Boot. Candidates must have strong experience in microservices architectures, RESTful

At FAQIR Institute , we’re building the future of digital health—giving individuals and professionals secure, person-centric control over health data through our platform, Qwenda and Qwenda Professional . We’re looking for a Backend Engineer with full-stack curiosity who enjoys building robust syste

IntelliProve

A pioneering tech startup in Ghent is seeking a Backend&DevOps Engineer to enhance and maintain their backend infrastructure. This role involves responsibilities like deployment and scalability in AWS, requiring expertise in Python and various AWS services. Ideal candidates will have a passion for c

speos

Software Engineer (Java, Typescript, AWS) As a Software Engineer, your responsibilities will include: Analyze, develop, test, maintain, correct, and write support documents for Speos' client and administrative solutions. Review and improve existing code. Participate in the continuous improvement of

Nuitée

Nuitée in Brussels is seeking a highly skilled Senior Engineer to join their low-code API development project for flight products. The ideal candidate will have at least 5 years of experience in software API development, strong proficiency in Python and AWS, and familiarity with airline retailing co

Pilim

Job description: Extensive experience as a Java Engineer within Agile environments Strong analytical and problem-solving skills Hands-on experience with Java/Spring applications, Object-Oriented programming, REST, SOA, Selenium, and related technologies Experience working with Oracle databases and s

SYNCTIV RECRUITMENT

A leading recruitment agency is seeking a Medior C# /.NET Developer in Brussels to support web platform development and digital initiatives. The role involves backend development, performance monitoring, and collaboration with cross-functional teams. Candidates should have 3 to 5 years of experience

Satellit

A technology solutions firm in Brussel is seeking a skilled .Net Developer to develop and maintain high-quality applications for managing electricity market operations. The role involves collaborating across teams, participating in code reviews, and providing support for production applications. Can

Projective Talent | Part of Projective Group

Are you a Software Engineer with 1–5 years of Java experience and a passion for Cloud‑native engineering ? Do you want to accelerate your career through a dedicated 2‑year training and coaching track designed to grow you into a high‑impact engineer? As a Java Software Engineer in the Cloud Platform

Amaris Consulting Belgium SPRL

A technology consulting firm in Brussels is seeking a Senior Java Developer (Trilingual) to design, develop, and maintain high-performance Java applications. The role requires fluency in English, French, and Dutch, and offers a multicultural environment. Candidates should have 5–8 years of experienc

Heb jij enkele jaren ervaring in het elektrische en aan het uitkijken naar een nieuwe uitdaging? Dit is jouw kans te Staden. Ga aan de slag als Elektrisch Ingenieur en word specialist in automatiseringsprojecten en geniet van een mooi brutoloon van € 2500 - € 3500 met enkele extralegale voordelen zo

Voor een snelgroeiende en vooruitstrevende organisatie in de regio Gent , zijn we op zoek naar een ervaren Elektrisch Ingenieur binnen de hoogspanning om aan de slag in te gaan binnen de productie . Deze onderneming is actief op wereldwijd vlak en onderdeel van een financieel stabiele groep. Klinkt

Een technologiebedrijf in Brussel zoekt een Back-end Developer om impactvolle oplossingen te bouwen die planning vergemakkelijken. In deze rol ontwikkel je schaalbare backend-componenten en werk je in een DevOps-omgeving. Je verantwoordelijkheden omvatten het ontwikkelen van koppelingen met externe

Ypto NV

A technology company in Brussels is seeking a Medior C# /.NET Developer to enhance its Web Team's digital efforts. The role involves backend development, API integration, and ensuring performance optimization. Ideal candidates should have 3-5 years of experience in .NET, proficiency in Dutch or Fren

Nexeo

A leading consultancy firm in Brussels is seeking a Back-End Developer to support clients in banking and financial services. The role involves analyzing customer issues, providing support during development, and interacting with R&D teams. The ideal candidate holds a Master’s degree, has over 3 year

Few&Far

A tech-driven wealth platform is seeking a Senior Full Stack Engineer (backend leaning) to join their product engineering team. You will work on a platform managing $5bn in assets and tackle complex product problems. Ideal candidates have strong TypeScript skills across Node and React, with a backgr

Je toekomstige job Als Product Development Engineer bij Unilin Insulation speel je een cruciale rol in het realiseren van innovatieve isolatie-oplossingen voor de Europese markt. Je combineert technische expertise met creativiteit en marktinzicht om nieuwe ideeën tot sterke, realiseerbare producten