1 to 25 of 185 Permanent JavaScript Jobs in the South East

Experienced .NET Engineer

Location
Maidstone, England, United Kingdom
following: .NET Core 3.1 ASP.NET MVC (Core), Razor Pages, Blazor EF Core Azure (Web Apps, Serverless, Messaging, SQL Server/CosmosDB) HTML, CSS and JavaScript frameworks (React/Angular) CI/CD tools (Azure DevOps, CircleCI) Entity Framework Nice to Have Experience with API design (REST, JSON) Knowledge of distributed ...

Senior Frontend Software Engineer - Web

Hiring Organisation
Connells Limited
Location
Milton Keynes, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
lives, including theme onboarding, cross-browser and device testing, cutover support and post-launch fixes Experience and Skills Required: Essential: Strong expertise in JavaScript/TypeScript and modern web architectures, specifically React and server-side rendering or static site generation (e.g. Next.js, Node.js) Proven experience designing and delivering enterprise-scale ...

Graduate Software Engineering Programme September 2027

Hiring Organisation
Capgemini
Location
Brighton and Hove, United Kingdom
Employment Type
Full Time
Salary
35000 GBP Annually
platform engineering capabilities Software Engineer: Degree in Computer Science or related a STEM discipline Proficiency in one or more programming languages (Java, Python, C++, JavaScript) Understanding of object-oriented programming (OOP) principles Experience with modern frameworks (e.g. React, Angular, Spring Boot, Django) Knowledge of full-stack development concepts (e.g. MEAN ...

Graduate Software Engineering Programme 2027 1

Location
Hove, England, United Kingdom
platform engineering capabilities**Software Engineer:*** Degree in Computer Science or related a STEM discipline* Proficiency in one or more programming languages (Java, Python, C++, JavaScript)* Understanding of object-oriented programming (OOP) principles* Experience with modern frameworks (e.g. React, Angular, Spring Boot, Django)* Knowledge of full-stack development concepts (e.g. MEAN ...

Senior Software Developer in Test - Senior Consultant

Hiring Organisation
Scale Factory
Location
South East London, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
clearance Significant experience in Agile environments (e.g., SCRUM, Kanban). Solid technical development background with strong coding skills in Java, C#, TypeScript, JavaScript, or similar Proven expertise in automation testing, with hands-on experience using tools like Playwright, Selenium, Cypress, or RestAssured Strong knowledge of integration testing and automation frameworks ...

Full Stack Software Engineer

Location
Milton Keynes, England, United Kingdom
team Essential 5+ years’ commercial experience across the full software development lifecycle. A strong hands-on experience with Python, C#, TypeScript/JavaScript , and modern web frameworks such as Vue.js, React, Node.js, or Flask . You are experienced in building cloud-based applications using modern architectural approaches such as: serverless ...

Principal Developer

Hiring Organisation
Hackajob Ltd
Location
South West London, South East, United Kingdom
Employment Type
Permanent Contract, Remote
engineering practices like code reviews, CI/CD pipelines, and SOLID/DRY principles. Technical Skills: Hands-on experience with the following technologies: Frontend: JavaScript/TypeScript, Angular, React, Node. Backend: Java, Spring Boot, Hibernate. Desirable Kotlin. Estimation and Sizing: Experience in estimation and sizing. Integration and API Design: Experience ...

Lead Software Developer In Test - Lead Consultant

Hiring Organisation
Scale Factory
Location
South East London, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
leadership in QA/testing roles, with experience guiding teams and managing delivery in Agile environments (SCRUM, Kanban) Strong programming skills in Java, C#, JavaScript/TypeScript , or similar Deep expertise in test automation frameworks such as Selenium, Playwright, Cypress, or RestAssured Experience with integration testing, test strategy , and test ...

Chief Technology Officer (CTO)

Location
Havant, England, United Kingdom
Strong understanding of modern development practices (CI/CD, automated testing, DevOps, cloud‐native architectures). Broad knowledge of the following technology stacks (e.g., JavaScript/TypeScript, Python, .NET, Java, Low‐Code) and experience overseeing full‐stack development. Experience with cloud platforms (AWS, Azure etc.). Strong understanding of data ...

Lead Fullstack Software Engineer - Java, Springboot, Microservices

Hiring Organisation
TPXImpact Holdings Plc
Location
East London, South East, United Kingdom
Employment Type
Permanent Contract, On-site
Salary
£75,000
polyglot is preferred. Strong understanding of software development methodologies such as Agile, TDD and DevOps. Some proficiency in multiple programming languages such as Python, JavaScript, or similar. Extensive experience writing well-tested code. Good knowledge of cloud platforms (e.g., AWS, Azure, GCP) and infrastructure as code Experience with CI/ ...

Software Full Stack Support/Developer

Location
Milton Keynes, England, United Kingdom
mentor less experienced team members. You will be successful in this role if you have: Must-Have: Strong experience in .NET (C#), ASP.NET, JavaScript, HTML, CSS development. Proven background in web development using the above or similar technologies. Experience working with and supporting operational systems. Knowledge of web development patterns. ...

Manufacturing Systems Engineer

Location
Woking, England, United Kingdom
database, embedded, and industrial environments.* Programming capability using multiple languages and frameworks, with experience in relevant technologies such as C#, .NET, Java, Python, PowerShell, JavaScript or TypeScript, SQL, REST APIs, and scripting or automation tools.* Software architecture, object-oriented programming, modular design, source control, code review, automated testing, continuous integration ...

Technical Lead

Hiring Organisation
Anson Mccade
Location
South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
Salary
£95,000
system design background Experience delivering enterprise applications using AWS, Azure or GCP Strong engineering experience with technologies such as Python, SQL, Java, .NET or JavaScript Experience working with modern enterprise data technologies such as Snowflake and/or Databricks Good understanding of enterprise data platforms, data architecture, on-premise lakehouse ...

Software Engineer

Location
Reading, England, United Kingdom
modern cloud infrastructure, including Azure or AWS. Experience developing web applications within the Python ecosystem. Experience designing or building user interfaces. Working knowledge of JavaScript or TypeScript, HTML and CSS, alongside frameworks or runtimes such as React, Angular or Node.js. A degree in computer science or another relevant subject. Leadership ...

Developer

Location
Milton Keynes, England, United Kingdom
engineer/developer, preferably in fintech Essential technical skills: C#, .NET 4.8, MVC, MS SQL Server, Entity Framework, T-SQL Jobs, Stored Procedures, HTML, JavaScript, Bootstrap, Web API, REST, SOAP, WCF API, Postman, Azure, DevOps, Agile Desirable technical skills: .NET 10, Microservices, Blazor, MAUI, Cosmos DBs, Containers, App Services, ServiceBus ...

Business Systems Developer

Hiring Organisation
Deerfoot Recruitment Solutions Limited
Location
Eastleigh, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum 25 days hol, private medical, pensio
systems developer Hands-on experience integrating CRM, ERP or accounting systems Proficiency in one or more languages such as Python, C#/.NET or JavaScript/TypeScript (Node.js), plus SQL Experience with REST APIs, JSON, OAuth and webhooks Experience with integration and automation tools such as Azure Functions, Power Automate ...

GenAI Full Stack Engineer - Managing Consultant

Hiring Organisation
83zero Limited
Location
City of London, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
Salary
£80,000
using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript). LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama. Cloud Platforms: Proficiency ...

Java Developer

Hiring Organisation
Halian Technology Limited
Location
Bracknell, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
Salary
£85,000
standards Key Skills & Experience Strong commercial experience in Java Proven experience developing microservices architectures Solid experience with SQL/relational databases Frontend experience with JavaScript Experience with CI/CD pipelines and DevOps practices Strong understanding of software engineering principles and best practices Experience working in Agile environments Desirable Experience ...

Senior Integration Engineer - CMS

Hiring Organisation
Connells Limited
Location
Milton Keynes, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
consuming REST, SOAP or GraphQL APIs, webhooks and event-driven integrations, including secure authentication (e.g. OAuth 2.0) Experience with Azure Working knowledge of JavaScript/TypeScript (e.g. Node.js) for CMS SDKs, automation and migration scripting Experience of data migration, ETL processes and automation Experience of working with ...

Senior Software Engineer I

Hiring Organisation
Elsevier
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
continually improve our delivery process Partnering with cross-functional Agile and DevOps implementation teams Requirements Demonstrate some proficiency in some of these technologies; JavaScript/TypeScript, Frontend frameworks, Java/SpringBoot, SQL with a willingness to learn the others. Display some experience with build tools, Git and continuous integration Enjoy ...

Senior Software Engineer I

Location
Oxford, England, United Kingdom
continually improve our delivery process Partnering with cross-functional Agile and DevOps implementation teams Requirements Demonstrate some proficiency in some of these technologies; JavaScript/TypeScript, Frontend frameworks, Java/SpringBoot, SQL with a willingness to learn the others. Display some experience with build tools, Git and continuous integration Enjoy ...

Forward-Deployed Senior Software Engineer (AI products)

Location
Epsom, England, United Kingdom
vector databases and embeddings, semantic search and agentic workflows. Full‐stack engineering, building web applications, dashboards, APIs and internal tools using established languages (JavaScript/Java/Python) and frameworks (e.g. React), integrating data from internal and third‐party platforms, with a strong grounding in software architecture, security, performance, scalability ...

Full Stack Engineer - D365

Hiring Organisation
Centrica - CHP
Location
Windsor, Berkshire, South East, United Kingdom
Employment Type
Permanent Contract, On-site
collaborate effectively with engineers, product managers, QE and other stakeholders. Hands on experience in: C# C# Entity Framework APIs/web services Plugins (Dynamics) JavaScript HTML Dynamics 365, Dataverse Workflow Assemblies PCF Controls Fetch XML Web Resources Power Apps, Power Automate Azure Functions, Logic Apps Core Competencies & Technical Skills ...

Full Stack Developer

Location
Tunbridge Wells, England, United Kingdom
Core skills Strong commercial experience with C#, .NET/.NET Framework and ASP.NET MVC SQL Server, LINQ and an ORM such as Entity Framework JavaScript, HTML and CSS Unit and integration testing (MSTest, Selenium or similar) Building and maintaining web applications end to end, plus API integrations Git and GitHub ...

Production Systems Developer Placement

Location
High Wycombe, England, United Kingdom
related engineering subject – Electronics, Mechatronics, Manufacturing Systems, etc Background in audio electronics and music technology Experience with web technology: C++, HTML, CSS, JavaScript, React Hands-on prototyping using Arduino, Teensy, Raspberry Pi or other platforms Familiarity with best practices and dev-ops tools: git, Ansible, Linux Experience with manufacturing automation ...