1 to 25 of 81 Permanent JavaScript Jobs in Central London

Sr. Full Stack Developer

Location
City Of London, England, United Kingdom
databases like Redis, DynamoDB. Good understanding of the Agile methodologies and working in Scrum/SAFE practices Familiarity with front-end technologies (HTML, CSS, JavaScript) is a plus. Exposure to the AI/ML techniques & methodologies is a plus. Knowledge of software development best practices, including version control ...

Software Developer Backend (SFIA5)

Location
City Of London, England, United Kingdom
testing [cucumber, nightwatch]) Nice to have skills AWS Knowledge of Open Source BPMN workflow engines (Camunda, Activiti or Flowable) Experience on a front-end javascript framework such as react, angular or vue.js RedHat OpenShift for container orchestration Knowledge of NCSC’s 14 cloud security principles. You don’t meet ...

Senior Full-Stack Engineer (Java, Typescript & Azure)

Location
City Of London, England, United Kingdom
Contributing to architectural decisions, reducing technical debt and improving platform sustainability Who we're looking for: Strong commercial experience developing software using Java and JavaScript/TypeScript Experience building and supporting RESTful microservices in Spring Boot, Node.js or similar frameworks Solid understanding of cloud technologies, ideally Azure, alongside infrastructure ...

Software Developer-Backend (SFIA4)

Location
Westminster, West End, United Kingdom
testing [cucumber, nightwatch]) Nice to have skills: AWS Knowledge of Open Source BPMN workflow engines (Camunda, Activiti or Flowable) Experience on a front-end javascript framework such as react, angular or vue.js RedHat OpenShift for container orchestration Knowledge of NCSCs 14 cloud security principles. SC Clearance: Zaizi works with ...

Fullstack Developer

Location
City Of London, England, United Kingdom
experience or a strong foundational knowledge of Rust, particularly in building concurrent, memory-safe, and high-performance applications. Frontend Knowledge: Experience working with modern JavaScript/TypeScript frameworks (e.g., React, Vue, or Next.js) and a solid understanding of web fundamentals (HTML/CSS). Database Expertise: Deep knowledge of relational ...

Applications Developer (Web / Mobile / Server) City of London / Hybr

Hiring Organisation
Eutopia Solutions Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
ASP.NET Core, and SQL Server Minimum of 2 years of experience building and consuming REST APIs Minimum of 2 years of experience in HTML, JavaScript, and CSS Experience building modern, robust web applications using React; familiarity with other front-end libraries (e.g., jQuery, Bootstrap) would also be highly beneficial ...

Senior Software Engineer

Hiring Organisation
The Portfolio Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90000/annum
guidance, code reviews and mentoring to other engineers. You should have: Strong commercial experience with Python for backend and integration development. Strong TypeScript/JavaScript and React experience building production applications. Strong API design experience, including REST and/or GraphQL, authentication, authorisation, versioning and streaming. Hands-on experience with ...

Senior Associate, Full-Stack Engineer

Location
Westminster, West End, United Kingdom
product lifecycle ownership (build, test, deploy, monitor, iterate) growth mindset with continuous learning and knowledge sharing. Code: Java 17/21 (Spring, Maven), Groovy, JavaScript/TypeScript (Angular) Testing: JUnit, Spock Deployment: Private Cloud (VMs/containers) Tooling: GitLab (git and CI/CD), IntelliJ, Windsurf, Docker, Splunk, AppDynamics ...

Senior Vice President, Full-Stack Engineer Opportunities

Location
Westminster, West End, United Kingdom
teams. Dedication to understanding the business domain and translating product strategy into architecture and delivery plans. Corporate Actions domain experience strongly preferred. Experience with JavaScript/TypeScript and Angular for full-stack development contexts preferred. Expertise in Spring Framework, software architecture, and API/platform design preferred. Background in financial ...

Technical Lead (AI & MACH)

Location
City Of London, England, United Kingdom
Langflow, Tensorflow Knowledge of Infrastructure as Code, CI/CD Use of Middleware and RESTful or GraphQL APIs Microservices and MACH Architectures. HTML, CSS, Javascript frameworks such as React, or Mobile technologies such as SwiftUI, Kotlin, Flutter or React‐native CMS, DXPs and common MarTech SaaS products integration Atlassian, Azure ...

Senior AI Engineer

Location
City Of London, England, United Kingdom
SDLC, TDD, and code review. Data: Working with relational, columnar, and vector stores, grounded in sound data-modelling principles. Languages: Python, Java, TypeScript/JavaScript, SQL, and relevant AI SDKs. Mentoring: Developing skills in mentoring engineers through pair programming and day-to-day collaboration. Communication: Clear written and verbal communication ...

Senior AI Engineer

Location
City Of London, England, United Kingdom
SDLC, TDD, and code review. Data: Working with relational, columnar, and vector stores, grounded in sound data-modelling principles. Languages: Python, Java, TypeScript/JavaScript, SQL, and relevant AI SDKs. Mentoring: Developing skills in mentoring engineers through pair programming and day-to-day collaboration. Communication: Clear written and verbal communication ...

Net developer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£55000 - £60000/annum Negotiable
/TeamCity. Concepts: Multithreading, async programming, SQL/NoSQL, automated testing. Nice-to-Haves Fixed Income or electronic trading domain knowledge. Exposure to JavaScript frameworks (React/Angular) or broader AWS services. Apply Now: Submit your CV for immediate consideration. Randstad Technologies Ltd is a leading specialist recruitment business ...

Senior Full Stack Engineer (Javascript)

Location
City Of London, England, United Kingdom
Who is Atominvest Our software powers the world’s leading investment firms (across private equity, VC, infrastructure, credit etc.) enabling them to efficiently manage and drive value across their core business functions of investing, fundraising ...

Salesforce Engineer

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Around 2+ years' experience in software engineering, application development or Salesforce development. - Experience with at least one modern programming language such as Java, C#, JavaScript, TypeScript, Python or Apex. - Understanding of software engineering fundamentals including APIs, data modelling, testing, version control and CI/CD. - Knowledge of Salesforce development ...

Net developer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£55000 - £60000/annum Negotiable
. Cloud & Tools: AWS (EC2) , Docker, Git/TeamCity, SQL/NoSQL. Nice-to-Haves Fixed Income or electronic trading domain knowledge. Exposure to JavaScript frameworks (React/Angular) or wider AWS services. Apply Now: Submit your CV for immediate consideration. Fast 2-stage interview process! Randstad Technologies ...

Senior .NET Developer

Location
City Of London, England, United Kingdom
experience with SQL Experience working with microservice architectures and cloud deployments A strong understanding of Agile delivery and associated tasks/metrics Experience with JavaScript/Typescript or Razor The client is in a very exciting new chapter in their development. They are looking to overhaul the current platforms ...

DevOps Engineer

Location
City Of London, England, United Kingdom
Experience with cloud platforms such as AWS, and operating systems including Windows and Linux. Proficiency in at least one programming language (Python, C#, Java, JavaScript). Strong scripting skills (Python, Bash, PowerShell, or similar). Hands‐on experience with CI/CD tooling (GitLab, Jenkins, TFS, CloudBees). Experience with ...

QE Governance Lead

Location
City Of London, England, United Kingdom
leadership capabilities. Experience Experience working across diverse technology landscapes including OutSystems, D365, Power Platform, GCP Data & AI, Azure API Platforms. Technical awareness of TypeScript, JavaScript, C#, Python, Pytest, SQL, Playwright, API testing, CI/CD, DevOps, and AI-assisted testing Experience operating within regulated, risk-sensitive environments Benefits Collaborative working ...

Senior AI Engineer

Hiring Organisation
Aimtech Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
role is Hybrid and requires onsite attendance in Central London 23 days per week. Technical Skills C#, ASP.NET Core, Entity Framework Python, FastAPI JavaScript, TypeScript React or Angular REST APIs, Swagger/OpenAPI SQL Server, PostgreSQL, NoSQL and vector databases Azure App Services, Azure Functions, API Management Docker, Kubernetes … advantageous Key Responsibilities Design, develop, and maintain scalable full stack applications across cloud and web technologies Build responsive front-end applications using modern JavaScript frameworks such as React or Angular Develop secure and scalable back-end services, APIs, and integrations using .NET, Python, and Azure services Design and implement ...

Full Stack Software Engineer

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Stack Software Engineer Excellent Java development skills Experience building and deploying applications within AWS Strong front-end development experience with technologies such as React, JavaScript, or TypeScript Understanding of modern software engineering practices, including Agile delivery and CI/CD Experience working across the full software development lifecycle Strong communication ...

AI Workplace Senior Engineer

Hiring Organisation
INNOVATIVE TECH PEOPLE LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
Cloud App Security. Hands-on experience with Purview, governance policies, cross-tenant migrations, automation, and multi-tenant environments. Technical skills across PowerShell, PnP, Python, JavaScript, C#, JSON, Power Query/DAX, REST APIs, GraphQL, Dataverse, and SQL databases. Good understanding of AI governance, compliance, responsible AI, and Microsoft 365 Copilot. ...

Software Engineer

Location
City Of London, England, United Kingdom
experience in one or more of the following technologies but who is also open minded about learning new languages and technologies. Java, Python, JavaScript, TypeScript Angular, React, Vue Docker, Kubernetes AWS, Azure MERN, Elasticsearch, Neo4J Salary and Benefits A salary of £40-85k with an exciting array of projects ...

AI Solutions Architect

Hiring Organisation
INNOVATIVE TECH PEOPLE LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
security and compliance. Experience with Microsoft Copilot, Copilot Studio, AI governance, information architecture, and responsible AI practices. Strong technical background across PowerShell, PnP, Python, JavaScript, C#, JSON, REST APIs, GraphQL, SQL, and automation. Excellent client-facing communication, leadership, stakeholder management, and consulting skills. Desirable skills: Azure AI services, Azure landing ...

Full Stack Software Engineer

Location
City Of London, England, United Kingdom
consumer facing apps Full stack experience - strong with frontend technologies (React experience essential) and proficient across infrastructure and backend (ideally Python, or TypeScript/JavaScript) Strong collaboration skills across Product Discovery and Product Delivery phases Capable of taking ownership of a problem and delivering comprehensive solutions Considers the long-term ...