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Permanent

Job VacancyFrontend Software Developer with React

Nexus Jobs Limited
Published on

£45k-60k
United Kingdom
Frontend Software Developer with React Working as part of the Digital team, you'll be responsible for and delivering some exciting frontend and UX improvements to an eCommerce website as well as other internal applications for this award-winning Luxury Travel Company. You will be responsible for: Own the frontend of the eCommerce website, making continual improvements Collaborating with the back end developer and design resource to deliver improved UI & UX Participate in design discussions and be the voice of the customer on usability Skills and Experience: Excellent working knowledge of HTML, JavaScript, jQuery, CSS & React Framework Previously delivered multiple responsive websites Happy to develop from both wireframes and full designs Experience of working with and developing alongside a CMS (preferably with Umbraco) Capable of working with multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Good knowledge of technical SEO best practices, familiar with LightHouse on assessing page load times Worked in an agile/Kanban environment and familiar with JIRA and confluence Familiar with Git and source control The Client would like someone to join the team with at least 3 to 6 years proven track of developing software using React, HTML and Javascript. The salary for this role will be circa £45K - £60K depending experience. The Client has offices in Central London – for now the role will be remote. Do send your CV to us in Word format along with your salary and availability.
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Contractor

Contractor job Développeur(se) Fullstack React Native / Node.js Expert Freelance

SURICATE IT
Published on
Android
GitLab CI
iOS

3 years
400-600 €
Châtillon, Ile-de-France
📅 Démarrage : ASAP ⏳ Durée : 3 ans 📍 Lieu : Chatillon 🎯 Expérience : Expert (>10 ans) 🏠 Télétravail : 3 jours sur site / 2 en TT (NON NEGOCIABLE) 🏦 Secteur : Distribution / Grande distribution 💶 TJM : 600€ 🏢 Contexte de la missionRejoignez la DSI d'un grand groupe de distribution, qui accompagne la performance de ses points de vente et filiales à travers le digital. Intégration au sein d'une Dev Factory, dans une feature team pluridisciplinaire, organisation SAFe. Développement d'applications mobiles multiplateformes à destination des points de vente (PDV). Contrainte forte : application mobile utilisée quotidiennement par les collaborateurs des points de vente — fiabilité et qualité de code sont essentielles. ⚙️ Environnement techniqueMobile : React Native (Expert, impératif) Natif : iOS et Android (Kotlin, Swift, Expo EAS) — souhaitable Back-end : Node.js, APIs REST / GraphQL (Expert, impératif) Autres : TypeScript, Redux, GitLab CI, Kubernetes, OpenID (Expert, impératif) Observabilité : Dynatrace / outils d'analytics 🛠️ Missions principalesDévelopper de nouvelles fonctionnalités Fullstack (React Native / Node.js) sur les solutions de gestion commerciale en point de vente. Intégrer l'IA agentique dans la solution technique du projet. Être force de proposition sur les choix technologiques et les évolutions de l'architecture de la solution. Faire progresser techniquement les membres de l'équipe (partage de bonnes pratiques, veille technologique). Travailler avec les équipes métiers / UX-UI en charge de recueillir et définir le besoin. Participer à l'amélioration de l'observabilité et du monitoring (Dynatrace ou analytics…). Participer aux cérémonies Agile (Scrum / SAFe).
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Contractor

Contractor jobSenior Python Developer

Nexus Jobs Limited
Published on

£300-450
London, England, United Kingdom
Senior Python Developer Our Client is looking to recruit a seasoned Senior Python Software Developer with at least 5 to - 8 years experience of developing software in Python . You must have excellent technical excellence in Python in developing a is required. Excellent verbal communication skills (English a must) Ability to provide recommendations for the e2e architecture infrastructure Proven experience with designing back-end architectures. An understanding of application performance tuning and resource usage Ability to troubleshoot existing scripts and do point bug fixes / application redesign Highly experienced in multiprocessing, multiprocessing, and asynchronous python development (asyncio module) Experience with Docker containers, micro services, and CI/CD pipeline a plus Experience with Django, Flask is a plus Working knowledge with MongoDB, JSON, sync/async architecture Working knowledge of networking theory (TCP/IP) or strong desire to learn it You collaborate with other engineers and people in the organization to improve our solution delivery You believe in Lean/Agile principles and actively work to incorporate them in the organization You care about your craft and strive towards producing high-quality code. A very high degree of autonomy, self-learning and problem solving is expected You should enjoy working in a team and collaborating on projects and codebases. This position can be based anywhere in Europe. The rate will depend upon the level of expertise. The duration of this contract assignment is 6 months. Do send your CV to us in Word format along with your daily rate and availability.
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Contractor

Contractor jobSenior BI Engineer – Power BI (H/F)

HOXTON PARTNERS
Published on
Microsoft Power BI

12 months
500-520 €
Paris, France
Dans le cadre d'un projet Data d'envergure au sein d'un environnement international, nous recherchons un Senior BI Engineer spécialisé Power BI pour intervenir sur la conception, l'optimisation et l'industrialisation des solutions de reporting et de visualisation de données. Le consultant sera principalement responsable de la couche BI et de la modélisation Power BI. Les flux d'ingestion, les pipelines de données ainsi que la partie back-end sur GCP / BigQuery seront pris en charge par un Data Engineer dédié. Les principales responsabilités seront les suivantes : Concevoir et faire évoluer des modèles de données robustes et performants, notamment en schémas en étoile ou en flocon. Développer, publier et maintenir des rapports et dashboards Power BI adaptés aux besoins des utilisateurs métier. Travailler sur des environnements comprenant des volumes de données importants en DirectQuery. Optimiser les modèles afin d'améliorer les temps de chargement, les performances des requêtes et la vitesse de rendu des rapports. Développer des mesures et calculs avancés en DAX, et réaliser le tuning des requêtes lorsque nécessaire. Concevoir des visualisations claires, lisibles et orientées vers les usages métier. Mettre en œuvre et maintenir la Row-Level Security (RLS) et les mécanismes de contrôle d'accès. Administrer et industrialiser les usages dans Power BI Service : workspaces, datasets, rapports, apps, publication et gestion des permissions. Fiabiliser les datasets et participer aux bonnes pratiques de gouvernance BI. Collaborer étroitement avec les Data Engineers, Data Analysts et équipes métier afin de traduire les besoins fonctionnels en solutions de restitution performantes.
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Permanent

Job VacancyDéveloppeur Java/React H/F

VIVERIS
Published on

50k-60k €
Boulogne-Billancourt, Ile-de-France
Contexte de la mission: Nous recherchons un développeur Fullstack Java/React - Confirmé/Sénior Dans le cadre du projet Référentiel Valeurs, visant à centraliser, fiabiliser et gouverner l'ensemble des données relatives aux instruments financiers, vous rejoignez la squad Applicative composée de 3 développeurs Logiciel, d'un Architecte technique, d'un Business Analyst et d'un Product Owner. Vos missions : - Conception et développement des composants applicatifs : Concevoir, développer et maintenir les applications du socle MDM, permettant la consultation, le référencement et l'administration des données d'instruments financiers - Développement back-end en Java : Implémenter des API REST performantes et sécurisées pour exposer les données du MDM vers les applications internes et partenaires - Conception de l'IHM en React (portail de consultation MDM) : Participer au développement de l'interface utilisateur (React) permettant la recherche, la visualisation et la gestion des données Golden Copy - Sécurité et conformité : Intégrer les standards du groupe en matière de sécurité et d'authentification (OIDC, OAuth2, gestion des rôles et permissions) - Optimisation et performance : Surveiller les performances applicatives, identifier les points de blocage et proposer des améliorations continues - Documentation et qualité logicielle : Documenter le code, les API, et les règles de gestion ; rédiger les guides de déploiement et de maintenance
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Premium Job
Permanent

Job VacancyTreasury Systems Support Manager

Nexus Jobs Limited
Published on
CRM
ITIL
JIRA

£90k-100k
W1A 1AA, London, England, United Kingdom
Treasury Systems Support Manager The Treasury Systems Support Manager is responsible for the end-to-end ownership of the Treasury systems support model, ensuring delivery of Treasury outcomes through effective governance, performance management, and coordination of L2, L3, Business Partner, and vendors. The role aligns closely to a Technical Product and Platform Manager, ensuring that the Treasury platform operates effectively, evolves in line with business needs, and maintains strong governance and control within the FIS Integrity SaaS model. The Client is implementing FIS Integrity – so any experience of this would be an advantage. Essential 8–12+ years Treasury systems experience Experience managing support teams and vendors Strong understanding of Treasury operations Experience with SaaS platforms and governance Strong leadership and communication skills Service Delivery & Treasury Platform Governance Ensures Treasury systems consistently support business operations, decision-making, and risk management through strong service governance and performance oversight. Own the Treasury systems support model and service performance Define and manage KPIs, SLAs, and service standards aligned to Treasury outcomes Ensure platform governance protects liquidity, payments, risk processing, and reporting Oversee control frameworks spanning operations, change, and vendor delivery Major Incident & Treasury Risk Escalation Management Protects Treasury from operational disruption, financial risk, and reputational impact during severe incidents. Own major incident management and escalation processes Chair incident bridge calls and direct cross‑team prioritization until resolution Ensure timely, business‑appropriate communication to Treasury stakeholders Monitor incident trends and drive structural improvement Stakeholder & Vendor Management Supporting Treasury Outcomes Ensures vendors and internal teams deliver services aligned to Treasury priorities, controls, and risk tolerance. Act as the primary interface between Treasury, IT, and system vendors Manage vendor performance against contractual and operational expectations Escalate vendor risks that threaten Treasury operations or controls Align stakeholders across business and technology domains Release & Change Governance with Treasury Oversight Ensures Treasury support capability is correctly resourced to protect core operations. KPIs KPIs are aligned to Treasury operational resilience, service reliability, change confidence, and audit readiness Treasury system availability ≥ 99.5% SLA adherence ≥ 95% across Treasury‑critical services Zero missed Treasury critical events or processing windows Stakeholder satisfaction ≥ 90% Zero high‑severity audit findings attributable to service governance Systems & Tools ServiceNow or equivalent ITSM tool (essential – oversight) Familiarity with Jira or delivery tools (desirable) Ability to interpret service metrics and reporting Controls & Evidence Outputs KPI/SLA reporting pack, trend dashboards, and evidence of continuous service improvement actions. Major incident packs (timeline, communications, RCA, PIR actions) retained and auditable. Release governance evidence (readiness minutes, sign-offs, comms, cutover outcomes). Vendor performance scorecard and escalation record including remedial actions and follow-up. Audit evidence coordination across SoD, access, change governance, and operational controls. SaaS Ways of Working Own end-to-end governance across a vendor-managed platform, including release cadence alignment to Treasury windows. Ensure vendor engagement is structured, evidence-based, and aligned to service outcomes and controls. Maintain clear separation of accountabilities across L2/L3/ITBP to prevent dilution and duplication. Ensure SaaS operating constraints are understood and built into planning, risk management, and governance. Desirable Experience managing global or multi-region support models Exposure to system implementation or transformation programs Qualifications · Degree in Finance, IT, or related discipline ITIL / PMP (preferred) The role requires: Managing a complex multi-system environment Balancing operational stability with change delivery Coordinating across business, IT, and vendors Driving continuous improvement in a controlled environment Declare Major Incidents, chair bridge calls, and direct cross-team prioritization through to resolution. Approve service priorities and resource allocation across BAU, incidents, and change activity. Approve KPI/SLA targets, service standards, and improvement initiatives based on outcome performance. Escalate vendor performance and invoke contractual/management levers where service levels are at risk. Confirm service governance sign-off for go/no-go decisions with inputs from ITBP (business readiness) and L3 (technical readiness). The role operates as the overall governance authority and risk owner for Treasury technology services, ensuring that operational delivery, vendor performance, and change activity protect Treasury from financial loss, regulatory failure, and reputational risk: Treasury systems operate reliably and support business operations Incidents are managed effectively with minimal disruption Changes are delivered in a controlled and governed manner Vendors and internal teams operate in alignment The platform evolves in line with business needs The role acts as the end-to-end owner of the Treasury technology service, balancing operational delivery, governance, and strategic alignment. · Excellent communicator, high credibility and influence at all levels including; ₋ Treasury team (and wider Treasury teams within the Group) ₋ Treasury leadership and stakeholders ₋ L1, L2, L3 technical teams & Support manager ₋ IT leadership and delivery teams ₋ Senior governance forums (SteerCo, CAB) ₋ IT operations and infrastructure teams ₋ finance team * Corp IS team Internal Audit team ₋ SSC (Shared Service Centre) ₋ Finance teams within the business units * System vendors ₋ Relationship Banks * System user communities The role will be based in Central London and is hybrid 3 days in the office. The salary for the role will be around £90K - £100K plus Benefits. Do send your CV to us in Word format along with your salary and availability.
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