Trouvez votre prochaine offre d’emploi ou de mission freelance Java

Ce qu’il faut savoir sur Java

Java est un langage de programmation largement utilisé, connu pour sa portabilité et ses performances. Il est essentiel pour créer des applications multiplateformes, des solutions d'entreprise aux applications mobiles.

Votre recherche renvoie 771 résultats.
Freelance

Mission freelanceBackend & Adaptor Engineer

LA International Computer Consultants Ltd
Publiée le

12 mois
£330-365
Bellshill, Écosse, Royaume-Uni
Location - 2 days p/week in Glasgow Duration - 12 months Rate - £365 Inside IR35 Role Overview: You will focus on the real-time, transactional side of the integration layer. Your primary task is to build the APIs and specific trading adaptors required to route orders and data between internal systems and external order management networks. Key Responsibilities: Build secure, low-latency RESTful or event-driven APIs. Develop a robust trading adaptor capable of translating internal data models into standard trading protocols. Ensure high reliability and precise logging for all executed transactions to meet auditing standards. Required Skills: Strong Java programming skills Experience designing and building robust APIs. Familiarity with financial messaging formats and order execution logic. A plus: Understanding of financial instruments, specifically structured products and derivatives LA International is an award-winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market leader in the delivery of Security Cleared talent to organisations that demand the very highest levels of security, compliance and assurance. A multiple award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over consecutive years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. If you require any adjustments or support during the recruitment process, please let us know and we will work with you to ensure a fair and accessible experience. Please Note: If a high volume of applications is received, only candidates shortlisted will be contacted.
Voir cette offre
Freelance

Mission freelance2nd Level Application Support Engineer

Nexus Jobs Limited
Publiée le

£400
Cité de Londres, Royaume-Uni
2 Level Application Support Engineer We are looking for a experienced technical engineer to join our growing Equities business. The platform you will be looking after is used by multiple trading desks servicing a diverse set of clients and instruments. As part of the wider platform team you will be working closely Developers along with technical, analysis and testing colleagues. Investigation and resolution of the work items at hand will require competent technical skills and a keen intellect. The business is a growth area, with current investments taking place in all of the technology, business and middle office areas. Primary Responsibilities: Monitor application components. Global support and includes weekend availability to troubleshoot production related issues and perform checkouts. Expertise in operating windows and Linux environment with good command over any scripting language such as Shell, Perl, Python, etc. Knowledge of configuration Management systems such as Ansible. Strong Knowledge of CI tools such Bamboo or Jenkins. Ability to work both independently and in groups in an energetic, diverse environment. Debugging the system and fixing the production related issues. Handles complex operational tasks and recommends process and technology changes. Build monitor tools for production environments. Expedient deployment of new systems. Capacity planning and support for increasing volumes and business growth. Knowledge of networking and storage concepts. Escalate / follow-up on permanent fix for development related issues. Provide solutions for application automation. Manage communication of system and application outages to the end users whenever required. Resolve complex application and technical problems. Build, test and install software in Dev, QA, Prod/DR environment. Support complex efforts involving Analysis, Design, Development and testing of various application components Desired Experience/ Skills: Bachelor's degree, preferably in Computer Science, Engineering, or Mathematics Previous career roles in Support Analyst coupled with experience within the Financial industry at least 3+ yrs. Expertise in operating windows and Linux environment with good command over any scripting language such as Shell, Perl, Python, etc. Basic knowledge of infrastructure concepts. Nice to understand Devops tools such Bamboo or Jenkins. Hands-on experience in support of a real-time trading environment. Knowledge of support applications that use high-performance messaging/middleware. Strong analytical, and verbal and written communication skills. Strong Knowledge of FIX protocol. Java, C#, C++ development skills set, nice plus. Personal Attributes Good communication skills, including the ability to write clearly. Able to function effectively as a member of a team. Proactive with respect to personal and technical development. The position is based in the City London. The duration of this contract is 12 months. The rate for this assignment is circa £400 per day. Please do send your CV to us in Word format along with you daily rate in GBP and availability.
Voir cette offre
Freelance

Mission freelanceInformatica PowerCenter / PowerExchange

STHREE SAS
Publiée le

18 mois
Niort, Nouvelle-Aquitaine
Responsabilités : Contribuer au bon déroulement des différentes phases du projet, et dans ce cadre : * Contribuer aux projets informatiques sur les dimensions qui relèvent du champ d'expertise Data. * Conseiller et assister dans le choix et la mise en œuvre des solutions retenues * Assurer l'exploitabilité dans le respect des règles de sécurité et d'architecture du SI. * Garantir la pertinence et la pérennité des solutions techniques et/ou fonctionnelles dont vous aurez la charge afin de permettre l'évolution et le maintien en condition opérationnelle de la solution. * Garantir que les moyens de mesure de qualité de services sont opérationnels et disponibles (Quantification/Qualimétrie de fonctionnement) : Contribution à la qualité du RUN (y compris les performances) * Administrer les solutions Informatica du groupe * Installation, paramétrage de l'ensemble des plateformes et mise en œuvre de l'observabilité. * Industrialisation des processus : scripting. * Assurer le reporting des indicateurs techniques : Capacity Planning. * Assurer le support technique dans la résolution des incidents et prendre en charge le traitement des problèmes. * Assurer le traitement des incidents N2/N3 dans le respect des engagements de service ainsi que des processus en place dans l'entreprise. Expertise Informatica avec une expérience significative au niveau des compétences : * Système d'exploitation Linux, AIX et Windows. * Savoir installer, paramétrer les solutions PowerCenter / PowerExchange. * Etre capable d'installer les connecteurs vers différentes sources de données : DB2 - Oracle - SAP - CDC. * Bonne compréhension des principes de workflow. * Etre capable d'accompagner les équipes de support au Développemennt. * Gestion des incidents * Support aux projets * Connaissances appréciées java/javascript, python et Ansible. * Documenter les procédures d'exploitations. Avoir été acteur au sein d'un projet de montée de version d'Informatica PowerExchange / PowerCenter. Avoir des connaissances ou/et expériences sur la solution Informatica CDI-PC. Et concrètement ? * Gestion du capacity planning * Gestion des habilitations * Gestion des interconnexions avec les systèmes Legacy * Mise en conformité RGPD de la plate-forme * Mise en conformité PCI de la plate-forme * Support aux équipes d'Exploitation & Support aux SSI
Voir cette offre

Les métiers et les missions en freelance pour Java

Développeur·euse Java (Kotlin, Groovy...)

Le/ La développeur·euse Java utilise le langage Java pour concevoir, développer et maintenir des applications robustes, souvent dans des environnements back-end ou systèmes complexes.

Développeur·euse fullstack

Le/ La développeur·euse fullstack maîtrise Java pour gérer le développement côté serveur et assurer une interaction fluide avec le front-end.

Ingénieur·e devops (Cloud)

L’ingénieur·e devops utilise Java pour automatiser, configurer et optimiser les déploiements dans des environnements cloud tout en assurant la scalabilité des applications.

Architecte solutions

L’architecte solutions utilise Java pour concevoir des architectures logicielles modulaires, fiables et adaptées aux besoins métiers des entreprises.

Au service des talents IT

Free-Work est une plateforme qui s'adresse à tous les professionnels des métiers de l'informatique.

Ses contenus et son jobboard IT sont mis à disposition 100% gratuitement pour les indépendants et les salariés du secteur.

Free-workers
Ressources
A propos
Espace recruteurs
2026 © Free-Work / AGSI SAS
Suivez-nous