1 to 25 of 54 Contract JavaScript Jobs in London

technologies and their practical application within financial services. Strong understanding of application architecture in modern development languages, including Java, .NET (C#), Python, and JavaScript/TypeScript frameworks (e.g., Angular, React). Experience working on initiatives delivering regulatory-driven changes (e.g., PSD2, ISO 20022, AML/KYC, GDPR). Ability ...

Flask, or FastAPI) PostgreSQL (design, optimisation, maintenance) Containerisation (Docker/Kubernetes) Event-driven architecture (Kafka/RabbitMQ) Nice to have experience with: TypeScript/JavaScript (NextJS, NodeJS, Tailwind) Terraform and DevOps Experience building and scaling SaaS platforms in production. Strong background in software architecture, microservices, and API design. Hands ...

wider stakeholders to shape new features Skills and Experience Required • Minimum 5 years commercial software development experience • Strong experience with React and modern JavaScript or TypeScript • Experience building and integrating REST APIs • Strong SQL Server or Azure SQL experience • Experience working with Microsoft Azure including App Services, Functions and Storage ...

NEED THE SENIOR SOFTWARE ENGINEER TO HAVE.... Current enhanced DV clearance Experience with at least one of the following: Java, Python, C++, C#, .NET, JavaScript, React Experience mentoring juniors or leading teams is nice to have but not essential Experience/Knowledge of automation IT WOULD BE NICE ...

role. AWS Expertise : Strong proficiency in AWS services, particularly Amazon Lex and other AI/ML offerings. Tech Savvy : Proficiency in TypeScript and modern JavaScript frameworks. DevOps Knowledge : Solid understanding of DevOps methodologies and tools (CI/CD, Serverless, Monitoring). Contact Center Familiarity : Experience with contact center technologies ...

Information Technology, or similar fields. Strong understanding of SharePoint environments and Office 365 with DevOps. Hands-on development experience with Office 365 tools, CSS, JavaScript, jQuery, and HTML5. Solid knowledge of Rest API and Graph API. Desirable: Exposure to ASP.Net and C#, and familiarity with Agile delivery. Experience with ...

Delivery, Commercial team Hybrid environment with flexible UK/EU remote options; Holborn office optional Required Skills & Experience Must-have: Node.js/TypeScript/JavaScript in production Experience with large, complex backend systems Cloud experience (preferably AWS; GCP/Azure also fine) System design & architecture experience Integration-heavy environments Previous ...

development standards What we're looking for: You can demonstrate experience delivering Outlook add-ins within enterprise environments Strong hands on skills with Office.js, JavaScript or TypeScript, HTML, and CSS Deep understanding of Microsoft 365, Exchange Online, and the behavioral differences between Outlook clients Experience integrating with Microsoft Graph, RESTful ...

feature engineering and testing. - Understanding of cloud services such as Azure Functions, Logic Apps, Azure AI Foundry or similar. - Strong coding skills, ideally in JavaScript, PowerShell, Python, C# or VB.NET. - Excellent communication skills and the ability to collaborate across multidisciplinary teams. - A proactive mindset, with a commitment to continuous learning ...

interested in hearing from candidates who have the following capabilities: Valid Security Clearance (transferable) Strong experience with C#, .NET, SQL, Angular, HTML, and JavaScript Eagerness to learn and implement new learning. Desirable Criteria: It would also be beneficial, but not mandatory, to have meet some or all of the following ...

Strong understanding of SharePoint development, including structured libraries, metadata, permissions and integration with other data sources. - Knowledge of core development languages such as PowerShell, JavaScript, C#, Python or similar. - Experience working with data sources including MS SQL, Dataverse, APIs, REST services, JSON/XML and other integration methods. - Strong problemsolving ...

GraphQL Full Stack Engineer - TypeScript | Cloud-Native | Contract (Outside IR35) Location: West London (Hybrid - 2 days/week on site) Contract: 6 months initial (extensions highly likely) Start: ASAP Eligibility: UK-based candidates only Rate ...

skills : Write test scripts Proven experience as a Test Engineer, QA Engineer, or similar role Strong scripting or programming skills (e.g. Java, Python, JavaScript, C#, or similar) Hands-on experience with test automation tools/frameworks (e.g. Selenium, Cypress, Playwright, REST Assured, pytest, etc.) Experience testing APIs and services Familiarity ...

large, complex organisation Ability to work onsite 4 days per week Technical expertise in Python (Django, Flask frameworks) Demonstrable skills in React, JavaScript (Vanilla) and Node.js Working knowledge of API integration and workflow automation SQL (Database Management) and Data Integration skills Azure Cloud deployment YAML pipeline experience Familiarity with Azure ...

platforms or applications. Knowledge of software development best practices, including version control, testing, and deployment. Proficiency in relevant programming languages (e.g., Java, Python, or JavaScript). Excellent problem-solving skills and attention to detail. Strong communication skills and ability to work collaboratively in a team. Preferred Qualifications: Experience with other ...

leadership* Leading integration work across multiple internal platforms* Supporting CRM/HubSpot integrations in one of the roles (nice to have) Tech EnvironmentNode.js, TypeScript, JavaScript, APIs, microservices, cloud platforms (AWS/GCP/Azure), data integrations, distributed systems. What They're Looking For* 6-10+ years backend engineering experience ...

need a senior NodeJS developer with public sector experience to join a project. 6 month contract Inside IR35 Remote £400 per day AWS Typescript Javascript- Nodejs Docker, EKS (Containerisation), CI/CD, TDD Accessibility (WCAG) Public Sector Experience required ...

Bring Proven experience developing within Microsoft Dynamics 365 (CE/CRM). Strong skills in Power Apps, Power Automate, and Dataverse. Proficiency in C#, JavaScript, and Dynamics SDK/custom connectors. Understanding of Azure functions, APIs, and integration patterns. Experience working in agile, multidisciplinary environments. Awareness of government data ...

Bring Proven experience developing within Microsoft Dynamics 365 (CE/CRM). Strong skills in Power Apps, Power Automate, and Dataverse. Proficiency in C#, JavaScript, and Dynamics SDK/custom connectors. Understanding of Azure functions, APIs, and integration patterns. Experience working in agile, multidisciplinary environments. Awareness of government data ...

Raptors) Omni Processes (formerly Integration Procedures) Salesforce Flows (screen, triggered, API flows) Custom development skills in Apex and Lightning Web Components (LWC) Experience with JavaScript and Lightning Components Understanding of Salesforce security and sharing model Familiarity with CI/CD pipelines and Git-based version control Experience using Jira, Confluence ...

related field, with significant hands-on experience in AI, machine learning, or data science projects. Strong programming skills such as Python, Java, C#, or JavaScript are required, along with experience in solution architecture, cloud platforms (Azure, AWS, GCP), and web frameworks. Familiarity with automation tools such as Automation Anywhere ...

where needed What Theyre Looking For: 5+ years Salesforce Industry Cloud development experience Experience with OmniStudio/Public Sector Solutions Skills in Apex, LWC, JavaScript, and integration tools (Mulesoft/APIGEE beneficial) Understanding of Salesforce security model, testing, and CI/CD deployment Strong communication, problem-solving, and time-management ...

resolve issues across multiple Outlook clients and platforms Core Technical Experience Demonstrated experience building Outlook add-ins in enterprise environments Strong skills in Office.js, JavaScript/TypeScript, HTML, and CSS Hands-on experience with hybrid Exchange (on-prem + Exchange Online) Solid understanding of Microsoft 365, Outlook desktop clients ...

Power Fx formulas and strong communication and problem-solving skills are essential. Preferred qualities include experience with Azure services or custom connectors, familiarity with JavaScript or other web technologies and Power Platform certifications such as PL-100, PL-200 or PL-400. Reasonable Adjustments: Respect and equality are core values ...

critically analyse designs and provide constructive feedback Be able to critically analyse code and provide constructive feedback Bonus skills: Hands on experience with CSS, JavaScript, jQuery and HTML5 Solid Rest API and Graph API knowledge ...