ECMAScript Jobs in London

1,051 to 1,075 of 1,324 ECMAScript Jobs in London

Senior TypeScript Back-End Engineer

london (city of london), south east england, united kingdom
Wave Talent
facing and internal problems that drive value. Champion security, observability, and reliability best practices. Mentor teammates and help cultivate a healthy, innovative engineering culture. Tech Stack: Core: TypeScript/JavaScript (server-side) Cloud & Infra: AWS (cloud-based architectures), Docker, CI/CD; IaC such as Terraform or CloudFormation Quality & Ops: Security and observability tooling/best practices Bonus exposure: React … on the front end (nice to have) What we’re looking for We value skill and impact over strict year counts. You should have: Strong TypeScript/JavaScript fundamentals and experience building high-traffic server-side web applications. Solid understanding of cloud-based application architecture (preferably AWS). Hands-on experience with Docker and CI/CD tooling. Practical grasp More ❯
Posted:

Platform Engineering Manager

London Area, United Kingdom
Hybrid / WFH Options
Cocentric
continuous improvement WHAT YOU’LL BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service Fabric A collaborative mindset – comfortable … product, engineering, and client delivery A pragmatic, hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help More ❯
Posted:

Platform Engineering Manager

City of London, London, United Kingdom
Hybrid / WFH Options
Cocentric
continuous improvement WHAT YOU’LL BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service Fabric A collaborative mindset – comfortable … product, engineering, and client delivery A pragmatic, hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help More ❯
Posted:

Platform Engineering Manager

london, south east england, united kingdom
Hybrid / WFH Options
Cocentric
continuous improvement WHAT YOU’LL BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service Fabric A collaborative mindset – comfortable … product, engineering, and client delivery A pragmatic, hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help More ❯
Posted:

Platform Engineering Manager

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Cocentric
continuous improvement WHAT YOU’LL BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service Fabric A collaborative mindset – comfortable … product, engineering, and client delivery A pragmatic, hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help More ❯
Posted:

Trainee Web Developer

Enfield, Middlesex, England, United Kingdom
IT Career Switch
into your first role in as little as 3-6 months: Step 1 - Introduction to Development - Complete a selection of professional and industry recognised coding courses covering HTML5, CSS3, Javascript and Python. The training is delivered via multimedia rich video tutorials, presentations and quizzes, through a portal that you study from home. These courses will give you the basic understanding … in coding? Apply now and one of our friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer More ❯
Employment Type: Full-Time
Salary: £25,000 - £45,000 per annum
Posted:

Trainee Web Developer

Chelsea, London, England, United Kingdom
IT Career Switch
into your first role in as little as 3-6 months: Step 1 - Introduction to Development - Complete a selection of professional and industry recognised coding courses covering HTML5, CSS3, Javascript and Python. The training is delivered via multimedia rich video tutorials, presentations and quizzes, through a portal that you study from home. These courses will give you the basic understanding … in coding? Apply now and one of our friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer More ❯
Employment Type: Full-Time
Salary: £25,000 - £45,000 per annum
Posted:

Trainee Web Developer

Bromley, Kent, England, United Kingdom
IT Career Switch
into your first role in as little as 3-6 months: Step 1 - Introduction to Development - Complete a selection of professional and industry recognised coding courses covering HTML5, CSS3, Javascript and Python. The training is delivered via multimedia rich video tutorials, presentations and quizzes, through a portal that you study from home. These courses will give you the basic understanding … in coding? Apply now and one of our friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer More ❯
Employment Type: Full-Time
Salary: £25,000 - £45,000 per annum
Posted:

Trainee Web Developer

Romford, Essex, England, United Kingdom
IT Career Switch
into your first role in as little as 3-6 months: Step 1 - Introduction to Development - Complete a selection of professional and industry recognised coding courses covering HTML5, CSS3, Javascript and Python. The training is delivered via multimedia rich video tutorials, presentations and quizzes, through a portal that you study from home. These courses will give you the basic understanding … in coding? Apply now and one of our friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer More ❯
Employment Type: Full-Time
Salary: £25,000 - £45,000 per annum
Posted:

Trainee Web Developer

Covent Garden, London, England, United Kingdom
IT Career Switch
into your first role in as little as 3-6 months: Step 1 - Introduction to Development - Complete a selection of professional and industry recognised coding courses covering HTML5, CSS3, Javascript and Python. The training is delivered via multimedia rich video tutorials, presentations and quizzes, through a portal that you study from home. These courses will give you the basic understanding … in coding? Apply now and one of our friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer More ❯
Employment Type: Full-Time
Salary: £25,000 - £45,000 per annum
Posted:

Trainee Web Developer

Wembley Central, London, England, United Kingdom
IT Career Switch
into your first role in as little as 3-6 months: Step 1 - Introduction to Development - Complete a selection of professional and industry recognised coding courses covering HTML5, CSS3, Javascript and Python. The training is delivered via multimedia rich video tutorials, presentations and quizzes, through a portal that you study from home. These courses will give you the basic understanding … in coding? Apply now and one of our friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer More ❯
Employment Type: Full-Time
Salary: £25,000 - £45,000 per annum
Posted:

Software Engineer – Renewable Energy Monitoring & Control Systems

London, South East, England, United Kingdom
Lynx Recruitment Ltd
with engineers and field teams to deliver and commission systems. Apply AI, IoT, and cloud technologies to enhance performance and innovation. About You Strong software engineering background (Python, C++, JavaScript, etc.). Experience with industrial automation, IoT, or energy systems . Familiarity with PV, BESS, and SCADA/ModbAbout the Role My client is seeking a talented and innovative Software … for compliance and reporting. About You Requirements: · Proven experience in software engineering for industrial automation, energy systems, or IoT platforms. · Strong proficiency in relevant programming languages (e.g., Python, C++, JavaScript, or similar) and cloud platforms (AWS, Azure, or GCP). · Experience integrating hardware, sensors, SCADA, and IoT devices into unified monitoring solutions. · Knowledge of renewable energy systems (solar PV, BESS More ❯
Employment Type: Full-Time
Salary: £70,000 - £80,000 per annum
Posted:

Full Stack Laravel Developer

City of London, London, United Kingdom
Christy Media Solutions
We’re looking for a Mid-level Full-Stack Laravel Developer to join our clients technology team building cutting-edge video streaming platforms used by some of the biggest names in media, sport, and entertainment. This is an opportunity to More ❯
Posted:

Full Stack Laravel Developer

london (city of london), south east england, united kingdom
Christy Media Solutions
We’re looking for a Mid-level Full-Stack Laravel Developer to join our clients technology team building cutting-edge video streaming platforms used by some of the biggest names in media, sport, and entertainment. This is an opportunity to More ❯
Posted:

Full Stack Laravel Developer

London Area, United Kingdom
Christy Media Solutions
We’re looking for a Mid-level Full-Stack Laravel Developer to join our clients technology team building cutting-edge video streaming platforms used by some of the biggest names in media, sport, and entertainment. This is an opportunity to More ❯
Posted:

Full Stack Laravel Developer

london, south east england, united kingdom
Christy Media Solutions
We’re looking for a Mid-level Full-Stack Laravel Developer to join our clients technology team building cutting-edge video streaming platforms used by some of the biggest names in media, sport, and entertainment. This is an opportunity to More ❯
Posted:

Graduate / Junior Developer, Python, JavaScript, PHP - London

City of London, London, England, United Kingdom
Hybrid / WFH Options
Noir
Graduate/Junior Developer, Python, JavaScript, PHP - London (Tech stack: Graduate/Junior Developer, Python, JavaScript, PHP, Graduate/Junior Developer) In 2012 our client launched a social messaging platform that has been taking the US by storm. After an extremely successful period our client has decided to hop across the Atlantic, in a bid to expand their sphere of … successful company! These roles would be suitable Graduate/Junior Developer who have recently graduated from university and have a basic understanding of any of the following technologies: Python, JavaScript, PHP, React, React Native, Django, Postgres, Docker and Agile; which might have been acquired as part of your degree course or through a placement year in industry. All Graduate/ More ❯
Employment Type: Full-Time
Salary: £35,000 - £50,000 per annum
Posted:

JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote

West London, UK
Hybrid / WFH Options
Oho Group Ltd
JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote JavaScript Full-Stack Engineer required for a fully remote role in a well-backed Climate-Tech team, you will be looking to join a positive impact business with an exceptional JavaScript/React/Next.js engineering team where you can progress your software engineering career in a forward-thinking organisation. …/Azure/GCP), DevOps and data/ML workflows Happy to liaise with clients If you can see yourself in a mission-led, impact-focused team, apply now! JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote More ❯
Posted:

JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote

Central London, UK
Hybrid / WFH Options
Oho Group Ltd
JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote JavaScript Full-Stack Engineer required for a fully remote role in a well-backed Climate-Tech team, you will be looking to join a positive impact business with an exceptional JavaScript/React/Next.js engineering team where you can progress your software engineering career in a forward-thinking organisation. …/Azure/GCP), DevOps and data/ML workflows Happy to liaise with clients If you can see yourself in a mission-led, impact-focused team, apply now! JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote More ❯
Posted:

JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote

London, United Kingdom
Hybrid / WFH Options
Oho Group Ltd
JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote JavaScript Full-Stack Engineer required for a fully remote role in a well-backed Climate-Tech team, you will be looking to join a positive impact business with an exceptional JavaScript/React/Next.js engineering team where you can progress your software engineering career in a forward-thinking organisation. …/Azure/GCP), DevOps and data/ML workflows Happy to liaise with clients If you can see yourself in a mission-led, impact-focused team, apply now! JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote

East London, London, United Kingdom
Hybrid / WFH Options
Oho Group Ltd
JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote JavaScript Full-Stack Engineer required for a fully remote role in a well-backed Climate-Tech team, you will be looking to join a positive impact business with an exceptional JavaScript/React/Next.js engineering team where you can progress your software engineering career in a forward-thinking organisation. …/Azure/GCP), DevOps and data/ML workflows Happy to liaise with clients If you can see yourself in a mission-led, impact-focused team, apply now! JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote More ❯
Posted:

JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote

City of London, London, United Kingdom
Hybrid / WFH Options
Oho Group Ltd
JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote JavaScript Full-Stack Engineer required for a fully remote role in a well-backed Climate-Tech team, you will be looking to join a positive impact business with an exceptional JavaScript/React/Next.js engineering team where you can progress your software engineering career in a forward-thinking organisation. …/Azure/GCP), DevOps and data/ML workflows Happy to liaise with clients If you can see yourself in a mission-led, impact-focused team, apply now! JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote More ❯
Posted:

JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote

Central London / West End, London, United Kingdom
Hybrid / WFH Options
Oho Group Ltd
JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote JavaScript Full-Stack Engineer required for a fully remote role in a well-backed Climate-Tech team, you will be looking to join a positive impact business with an exceptional JavaScript/React/Next.js engineering team where you can progress your software engineering career in a forward-thinking organisation. …/Azure/GCP), DevOps and data/ML workflows Happy to liaise with clients If you can see yourself in a mission-led, impact-focused team, apply now! JavaScript Full-Stack Engineer - Climate-Tech Start-Up - Fully Remote More ❯
Posted:

Coding Trainee Placement Programme

London, United Kingdom
ITOL Recruit
is required and relevant for many entry level programming roles and help you get a step ahead. Learn the Command Line (*1.5 weeks) Learn Git & GitHub (*1.5 weeks) Learn JavaScript (*1.5 weeks) Learn Python 3 (*1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet. Therefore, this is an essential addition language in building your programming More ❯
Employment Type: Permanent
Posted:

Coding Trainee Placement Programme

Hillingdon, Middlesex, United Kingdom
ITOL Recruit
is required and relevant for many entry level programming roles and help you get a step ahead. Learn the Command Line ( 1.5 weeks) Learn Git & GitHub ( 1.5 weeks) Learn JavaScript ( 1.5 weeks) Learn Python 3 ( 1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet. Therefore, this is an essential addition language in building your programming More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted: