101 to 125 of 627 JavaScript Jobs in London

Senior Backend Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
large-scale software innovation. For more information on this role, or any other jobs across; Embedded, C++ programming, Embedded Linux, Golang Development, FPGA, Python, Javascript, C#, Electronics, Secure Boot, Power Electronics, Digital Design, Machine Learning, Data Science or Simulation contact us todayJob ID: f14adde5-5805057343 #J-18808-Ljbffr ...

Full Stack Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
management knowledge to translate business requirements into technical solutions. Technical Requirements Backend: Core Java, Kotlin, Multithreading, Algorithms, Data Structures, RESTful APIs, gRPC Frontend: ReactJS, JavaScript, TypeScript, Redux/Context API, HTML5, CSS3 Cloud & Streaming: AWS (Lambda), Kubernetes, Kafka, Flink Process & Security: CI/CD, Agile/Scrum methodologies, security compliance ...

Java + CloudNative

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
management knowledge to translate business requirements into technical solutions. Technical Requirements Backend: Core Java, Kotlin, Multithreading, Algorithms, Data Structures, RESTful APIs, gRPC Frontend: ReactJS, JavaScript, TypeScript, Redux/Context API, HTML5, CSS3 Cloud & Streaming: AWS (Lambda), Kubernetes, Kafka, Flink Process & Security: CI/CD, Agile/Scrum methodologies, security compliance ...

Specialist - Software Engineering

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Kubernetes and Amazon AWS services. Implement RESTful APIs and gRPC for seamless backend and frontend integration. Build responsive and user‐friendly UI components using JavaScript, TypeScript, HTML5, CSS3 and state management tools like Redux or Context API. Integrate Kafka for event streaming and real‐time data processing. Utilize Apache Ignite ...

Staff Software Engineer – Continuity

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
experience implementing DevSecOps practices at scale across enterprise-wide applications. Technical versatility and proficiency in a range of relevant programming languages (e.g. Java, SQL, JavaScript) and tools (e.g. Git, CI/CD pipelines). Expertise in designing and implementing scalable applications on cloud infrastructure, with a focus on performance ...

Digital Systems Engineer Apprentice

Hiring Organisation
VERTEX SERVICES GROUP LIMITED
Location
25 Christopher Street, London, England, United Kingdom
Employment Type
Advanced Apprenticeship
Salary
£30,000 a year
internal business systems Assisting with API integrations between platforms and third-party services Contributing to web based tools and internal applications using HTML, CSS, JavaScript, jQuery, and Python Supporting database work including querying, reporting, and data management (SQL) Assisting with UI/UX design for internal tools and dashboards Supporting ...

Senior ETRM Application Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
open-floor plan, with timely responsiveness and the ability to work beyond normal business hours when required. Technical Skills Python, Kafka, Java (J2EE), JavaScript, Spring Framework, SQL (AWS Redshift, Oracle, Sybase, DB2), Oracle PL/SQL, Rest API, Angular or React, Scripting (Windows, Linux), IBM MQ, TIBCO, JMS. Employee Programs ...

Lead Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
preferably in regulated environments. Strong expertise in Microsoft technology stack (ASP.NET MVC, WWF, Web API, SQL Server) Solid understanding of client-side scripting (TypeScript, JavaScript, jQuery) Working knowledge of Python, Azure stack Experience with GitHub, CI/CD, DevOps Expertise in design patterns and REST API development Ability to deliver ...

IT Integrations Developer

Hiring Organisation
Transact
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 per annum
v8+) and object-oriented programming, along with hands-on experience using at least one PHP framework such as Laravel, Symfony or Yii2. Proficiency in JavaScript, HTML and CSS is essential, as is experience working with relational databases and SQL. You should be confident using version control systems (ideally Git), familiar ...

Software Engineer III - React / TypeScript, Gen AI, Frontend

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
functional partners to deliver capabilities in agile sprints. Required Qualifications, Capabilities, and Skills Formal training or certification in software engineering. Expertise in HTML, CSS, JavaScript, React, TypeScript, and state management. Experience optimizing and debugging performance and memory issues in web applications. Strong communication and collaboration skills with cross-functional teams. ...

Junior Business Solutions Developer

Hiring Organisation
Deerfoot Recruitment Solutions Limited
Location
City of London, London, Charing Cross, United Kingdom
Employment Type
Permanent
Salary
£35000 - £40000/annum Benefits + Hybrid Working
from stakeholders and document work clearly whilst following structured processes. Desirables: Experience using or maintaining VBA macros, basic programming/scripting exposure (e.g., Python, JavaScript, Power Fx, SQL), or an awareness of testing, version control, Azure services, or data architecture. Work Model & Location This is a hybrid role based ...

Senior Technical Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
awareness of emerging Agentic Commerce concepts and standards (ACP, AP2, A2A). Software Engineering & API Design: Strong development background (ideally TypeScript/JavaScript) coupled with robust API design, documentation, and versioning experience. DevOps & Quality Automation: Infrastructure-as-Code (Terraform/CDK/CloudFormation), CI/CD pipelines, and a strict ...

Senior Software Engineer, Accounting & Royalties

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Seeking 8+ years of software engineering experience in the following areas: Experience implementing distributed systems Experience in a scripting language (we use Python and JavaScript) Experience building frontend applications (we use TypeScript, React, and GraphQL) Experience with various database technologies and query languages (we use Neo4j, Kafka, MySQL, Snowflake, Elasticsearch ...

FinTech - Technology and Investment Director. London or Limassol

Hiring Organisation
RSI LONDON Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£190,000 - £210,000 per annum
with the ability to read, review, analyse, and discuss production code. Experience with modern FinTech technologies such as: Java C# C/C++ Python JavaScript/TypeScript Go Kotlin Scala or similar languages. Deep understanding of: Software Development Lifecycle (SDLC) software architecture patterns APIs microservices cloud infrastructure DevOps CI/ ...

Principal Software Engineer / Principal AI Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
problem, extracting defined spec, and prioritises shipping validated outcomes over perfect solutions, moving pilots to production at pace. Languages: Python, Java, TypeScript/JavaScript, SQL and relevant AI SDKs. Leadership and delivery management: Plans and sequences work, manages scope, dependencies and priorities, removes blockers, and drives delivery to keep innovation ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
their growth This role will be a great fit if you 5+ years experience as a Software Engineer Proficiency working with TypeScript/JavaScript backend frameworks (Express, NestJS or similar) Comfortable writing backend code to be performant and efficient Experience building RESTful application interfaces and designing APIs Experience working ...

Cybersecurity, Senior Associate

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
building automation using AWS bedrock and other AI solutions.Build and manage databases using a combination of database technologiesCreate responsive user interfaces with HTML, CSS, JavaScript, and frameworks like React or AngularWrite unit and integration testsParticipate in design and code reviewsCollaborate with cross-functional teams to manage dependencies, identify risks ...

Cloud Engineers

Hiring Organisation
CGI
Location
Greater London, United Kingdom
Employment Type
Full Time
Code using either: Terraform, Cloudformation, Deployment Manager or ARM • Linux and Windows administration • Software development experience - ideally in Java, Kotlin, Python, Apps Script, JavaScript or C#/C++ • Containerisation experience such as Docker, Kubernetes or OpenShift • Experience of security protocols such as PKI, TLS etc • Virtualisation experience, KVM/Vmware ...

Digital Specialist (Hiring Immediately)

Hiring Organisation
Metropolitan Police
Location
London, UK
Employment Type
Full-time
Competence/knowledge in at least one of the following three groups: \n \n .NET (C#,.NET CORE), MVC Framework, Python, Bash scripting, JavaScript, Java, Powershell, VBA, CSS, PHP \n Cloud Service Platforms (AWS, Azure, Google) \n Database design, SQL scripting and SQL Server \n\n Desirables \n Knowledge ...

Lead Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Strong core programming skills in either (or both!): Server‐side languages such as C++, Java, Rust or Python Front‐end development in TypeScript or JavaScript, using frameworks such as Angular or React Several years of software engineering experience in industry Some history of managing other engineers A forward‐leaning ...

Solution Architect (SFIA 5)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Kubernetes) DevOps and DevSecOps practices, CI/CD pipelines, and Infrastructure as Code Experience with one or more programming languages such as Golang, Java, JavaScript/TypeScript, or Python Experience working within Agile delivery environments and cross‐functional engineering teams What We’re Looking For We’re looking for someone ...

Senior Solutions Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
role (SE, SA, consultant, PM), ideally in the SaaS space Previous software development experience in one or more of the following areas: Front End – JavaScript, TypeScript, React; Back‐End – Java, Ruby, Go, Node, Python, Swift/Objective‐C; Experience with data formats and data transformation Great oral and written communication ...

Principal Software Engineer / Principal AI Engineer

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
problem, extracting defined spec, and prioritises shipping validated outcomes over perfect solutions, moving pilots to production at pace. Languages: Python, Java, TypeScript/JavaScript, SQL and relevant AI SDKs. Leadership and delivery management: Plans and sequences work, manages scope, dependencies and priorities, removes blockers, and drives delivery to keep innovation ...

Head of AI & Program Technology Engineering

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
experience building and shipping production AI systems — agentic frameworks, LLM applications, RAG systems, computer vision, or applied ML pipelines.Solid full-stack foundation (Python, JavaScript/TypeScript, and modern frameworks) with the technical credibility to engage directly with engineers on architecture and design decisions.Experience with cloud architecture (Azure preferred; AWS/ ...

Java Full Stack Engineer

Hiring Organisation
83zero Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70,000
modern technologies and engineering practices. Your Role Design, develop and maintain scalable microservices using Java and Spring Boot. Build responsive web applications using React, JavaScript/TypeScript, HTML and CSS. Develop and integrate REST APIs and cloud-native applications. Work across the full software development lifecycle, from design through … through innovative client projects and emerging technologies. Skills & Experience Strong experience building RESTful microservices using Java and Spring Boot. Frontend development experience with React, JavaScript/TypeScript, HTML and CSS. Experience designing and integrating REST APIs. Proficiency with Git and platforms such as GitHub or GitLab. Experience working with ...