Crick Institute and more to achieve groundbreaking performances that have revolutionised their operations. The Role We are seeking a bright and motivated Junior Software Engineer to join our team. You will join us on our mission to provide the front end experience required to realise the full potential of … stack. Key Responsibilities Collaborate with Product and Delivery Managers to refine and design new features Implement new features in our simulation platform, primarily in JavaScript Extend JavaScript apps that visualise and control the simulation Identify and resolve defects across our technology stack Participate in peer code and design … of projects Skills Knowledge and Expertise Bachelor's degree in Computer Science, Software Engineering or equivalent experience Strong CS fundamentals Web application development with JavaScript (Desirable) Experience with C++ or Rust (Desirable) Knowledge of real-time simulator or game engine architecture (Desirable) Experience developing distributed, cloud deployed applications Job More ❯
Senior Front End D3 Javascript Software Engineer - Holborn Our Client wants to recruit a Senior Front End Software Developer with at least 7 to 10 years expertise of working with D3 React and Javascript. You will be involved with creating sophisticated, robust and easy to use web apps … Redux) Data visualisation experience, including with D3.js Experience with continuous integration, test automation, and monitoring You must have the following skills: Strong proficiency in JavaScript, CSS, HTML including DOM manipulation and the JavaScript object model Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web More ❯
Job Description Senior Front End D3 Javascript Software Engineer - Holborn Our Client wants to recruit a Senior Front End Software Developer with at least 7 to 10 years expertise of working with D3 React and Javascript. You will be involved with creating sophisticated, robust and easy to use … Redux) Data visualisation experience, including with D3.js Experience with continuous integration, test automation, and monitoring You must have the following skills: Strong proficiency in JavaScript, CSS, HTML including DOM manipulation and the JavaScript object model Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web More ❯
At Atominvest, we build tools and software for the world's best investors. Are you looking for an opportunity to be part of a high growth software business within the private equity & venture capital industry? Do you love to build More ❯
Senior Full Stack Engineer | £110,000 | TypeScript | React | Hybrid (1 day a week in Old Street) Fresh off the back of $96M in VC funding, My client are scaling rapidly and working with top-tier partners to transform carbon markets through data, science, and powerful digital tools. They are … an industry-leading climate tech company on a mission to drive real, measurable environmental impact. As a Senior Full Stack Engineer , you’ll help shape the architecture and infrastructure of their core platform—automating complex workflows, integrating with external systems, and building production-grade APIs and data solutions that … Final Interview (multiple stakeholders) Fancy finding out more? Click APPLY , and I (Sam Barcia) will be in touch to discuss further! Senior Full Stack Engineer | £110,000 | TypeScript | React | Hybrid (1 day a week in Old Street More ❯
Senior Full Stack Engineer | £110,000 | TypeScript | React | Hybrid (1 day a week in Old Street) Fresh off the back of $96M in VC funding, My client are scaling rapidly and working with top-tier partners to transform carbon markets through data, science, and powerful digital tools. They are … an industry-leading climate tech company on a mission to drive real, measurable environmental impact. As a Senior Full Stack Engineer , you’ll help shape the architecture and infrastructure of their core platform—automating complex workflows, integrating with external systems, and building production-grade APIs and data solutions that … Final Interview (multiple stakeholders) Fancy finding out more? Click APPLY , and I (Sam Barcia) will be in touch to discuss further! Senior Full Stack Engineer | £110,000 | TypeScript | React | Hybrid (1 day a week in Old Street More ❯
Crick Institute and more to achieve groundbreaking performances that have revolutionised their operations. The Role We are seeking a highly skilled and motivated Software Engineer to join our team. You will play a crucial role in our mission to provide the front end experience required to realise the full … features Take ownership of the functionality and quality in an area of our software stack Write high quality, performant and maintainable code, primarily in JavaScript Participate in peer code and design review Maintain a backlog that balances the timely delivery of features with quality Drive continuous improvement in the … Science, Software Engineering or equivalent experience 5+ years of professional software development experience Experience developing highly interactive Web applications High level of proficiency with JavaScript, asynchronous programming and Linux (Highly desirable) Experience with C++ or Rust (Desirable) Knowledge of real-time simulator or game engine architecture (Desirable) Experience developing More ❯
If you have the willingness to learn new products and describe them, then you might be just who we're looking for: Senior Software Engineer to help us shape Emergn's exciting future and play an important role in our growth. We want you to: Work as part of More ❯
days/week Flexible working : Variety of flexible work patterns subject to line manager discretion e.g. Compressed 9-day fortnight. Reports to: Senior Fullstack Engineer Deadline Note: We reserve the right to close the advert before the advertised deadline if there are a high volume of applications. Role Summary … Join our exceptional team as a Full-Stack Engineer and be part of a growing group of skilled software engineers, data modellers and quant analysts. Together, we're driving the development and maintenance of LCCC's cutting-edge digital platform, powering multiple applications like settlements tools, forecasting systems, calculation … into high quality code. Develop new user-facing features using frameworks such as React.js (other frameworks will be considered) Write front-end components using JavaScript, CSS and integrate with back-end Python components (possibly other languages). Develop modules that satisfy the functional and non-functional requirements. Prepare, review More ❯
days/week Flexible working : Variety of flexible work patterns subject to line manager discretion e.g. Compressed 9-day fortnight. Reports to: Senior Fullstack Engineer Deadline Note: We reserve the right to close the advert before the advertised deadline if there are a high volume of applications. Role Summary … Join our exceptional team as a Full-Stack Engineer and be part of a growing group of skilled software engineers, data modellers and quant analysts. Together, we're driving the development and maintenance of LCCC's cutting-edge digital platform, powering multiple applications like settlements tools, forecasting systems, calculation … into high quality code. Develop new user-facing features using frameworks such as React.js (other frameworks will be considered) Write front-end components using JavaScript, CSS and integrate with back-end Python components (possibly other languages). Develop modules that satisfy the functional and non-functional requirements. Prepare, review More ❯
Senior Front End Engineer - REMOTE/React.js/Typescript/Javascript Key Skills: React.js, Typescript, REST APIs, Javascript ***FULL REMOTE WORKING BUT MUST BE BASED IN UK*** An exciting opportunity is on offer for a Senior Front End Engineer to work for a innovative and growing … SaaS business, with full remote working offered for candidates based in UK. The chosen Senior Front End Engineer will have strong skills in React, Typescript, Javascript and building Rest APIs. The successful candidate with have vast experience in technical front end development leadership across multiple projects. This role … a software product or SaaS business (software as a service) , ideally with start up experience. There is a huge opportunity for a Front End Engineer to progress quickly within this business and take ownership of large parts of the project. Excellent salary and benefits on offer. For more information More ❯
Senior Front End Engineer - REMOTE/React.js/Typescript/Javascript Key Skills: React.js, Typescript, REST APIs, Javascript ***FULL REMOTE WORKING BUT MUST BE BASED IN UK*** An exciting opportunity is on offer for a Senior Front End Engineer to work for a innovative and growing … SaaS business, with full remote working offered for candidates based in UK. The chosen Senior Front End Engineer will have strong skills in React, Typescript, Javascript and building Rest APIs. The successful candidate with have vast experience in technical front end development leadership across multiple projects. This role … a software product or SaaS business (software as a service) , ideally with start up experience. There is a huge opportunity for a Front End Engineer to progress quickly within this business and take ownership of large parts of the project. Excellent salary and benefits on offer. For more information More ❯
East London, London, United Kingdom Hybrid / WFH Options
ardotec
Senior Front End Engineer - REMOTE/React.js/Typescript/Javascript Key Skills: React.js, Typescript, REST APIs, Javascript ***FULL REMOTE WORKING BUT MUST BE BASED IN UK*** An exciting opportunity is on offer for a Senior Front End Engineer to work for a innovative and growing … SaaS business, with full remote working offered for candidates based in UK. The chosen Senior Front End Engineer will have strong skills in React, Typescript, Javascript and building Rest APIs. The successful candidate with have vast experience in technical front end development leadership across multiple projects. This role … a software product or SaaS business (software as a service) , ideally with start up experience. There is a huge opportunity for a Front End Engineer to progress quickly within this business and take ownership of large parts of the project. Excellent salary and benefits on offer. For more information More ❯
City of London, London, United Kingdom Hybrid / WFH Options
ardotec
Senior Front End Engineer - REMOTE/React.js/Typescript/Javascript Key Skills: React.js, Typescript, REST APIs, Javascript ***FULL REMOTE WORKING BUT MUST BE BASED IN UK*** An exciting opportunity is on offer for a Senior Front End Engineer to work for a innovative and growing … SaaS business, with full remote working offered for candidates based in UK. The chosen Senior Front End Engineer will have strong skills in React, Typescript, Javascript and building Rest APIs. The successful candidate with have vast experience in technical front end development leadership across multiple projects. This role … a software product or SaaS business (software as a service) , ideally with start up experience. There is a huge opportunity for a Front End Engineer to progress quickly within this business and take ownership of large parts of the project. Excellent salary and benefits on offer. For more information More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
ardotec
Senior Front End Engineer - REMOTE/React.js/Typescript/Javascript Key Skills: React.js, Typescript, REST APIs, Javascript ***FULL REMOTE WORKING BUT MUST BE BASED IN UK*** An exciting opportunity is on offer for a Senior Front End Engineer to work for a innovative and growing … SaaS business, with full remote working offered for candidates based in UK. The chosen Senior Front End Engineer will have strong skills in React, Typescript, Javascript and building Rest APIs. The successful candidate with have vast experience in technical front end development leadership across multiple projects. This role … a software product or SaaS business (software as a service) , ideally with start up experience. There is a huge opportunity for a Front End Engineer to progress quickly within this business and take ownership of large parts of the project. Excellent salary and benefits on offer. For more information More ❯
london, south east england, United Kingdom Hybrid / WFH Options
ardotec
Senior Front End Engineer - REMOTE/React.js/Typescript/Javascript Key Skills: React.js, Typescript, REST APIs, Javascript ***FULL REMOTE WORKING BUT MUST BE BASED IN UK*** An exciting opportunity is on offer for a Senior Front End Engineer to work for a innovative and growing … SaaS business, with full remote working offered for candidates based in UK. The chosen Senior Front End Engineer will have strong skills in React, Typescript, Javascript and building Rest APIs. The successful candidate with have vast experience in technical front end development leadership across multiple projects. This role … a software product or SaaS business (software as a service) , ideally with start up experience. There is a huge opportunity for a Front End Engineer to progress quickly within this business and take ownership of large parts of the project. Excellent salary and benefits on offer. For more information More ❯
london (city of london), south east england, United Kingdom Hybrid / WFH Options
ardotec
Senior Front End Engineer - REMOTE/React.js/Typescript/Javascript Key Skills: React.js, Typescript, REST APIs, Javascript ***FULL REMOTE WORKING BUT MUST BE BASED IN UK*** An exciting opportunity is on offer for a Senior Front End Engineer to work for a innovative and growing … SaaS business, with full remote working offered for candidates based in UK. The chosen Senior Front End Engineer will have strong skills in React, Typescript, Javascript and building Rest APIs. The successful candidate with have vast experience in technical front end development leadership across multiple projects. This role … a software product or SaaS business (software as a service) , ideally with start up experience. There is a huge opportunity for a Front End Engineer to progress quickly within this business and take ownership of large parts of the project. Excellent salary and benefits on offer. For more information More ❯
london (west end), south east england, United Kingdom Hybrid / WFH Options
ardotec
Senior Front End Engineer - REMOTE/React.js/Typescript/Javascript Key Skills: React.js, Typescript, REST APIs, Javascript ***FULL REMOTE WORKING BUT MUST BE BASED IN UK*** An exciting opportunity is on offer for a Senior Front End Engineer to work for a innovative and growing … SaaS business, with full remote working offered for candidates based in UK. The chosen Senior Front End Engineer will have strong skills in React, Typescript, Javascript and building Rest APIs. The successful candidate with have vast experience in technical front end development leadership across multiple projects. This role … a software product or SaaS business (software as a service) , ideally with start up experience. There is a huge opportunity for a Front End Engineer to progress quickly within this business and take ownership of large parts of the project. Excellent salary and benefits on offer. For more information More ❯
Senior UI Engineer 📍 Location: Hybrid/Remote/Office-based options available 🕒 Full-time | Competitive Salary + Benefits Are you a front-end expert with a passion for crafting beautiful, intuitive user interfaces? Do you thrive on turning design vision into reality using cutting-edge technologies? Join us a … leading IT network and communications technology provider, where innovation meets impact. We're looking for a Senior UI Engineer to help shape the future of our digital experiences. This role is perfect for someone who’s hands-on with front-end tech, collaborative with cross-functional teams, and thrives … a modern DevOps-driven environment. 🔧 What You’ll Be Doing Build and Own the Front-End: Implement sleek, high-performance interfaces using HTML, CSS, JavaScript, and frameworks like React or Angular. Component-Driven Development: Create modular, reusable UI components with a focus on maintainability and scalability. Design Collaboration: Partner More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Experis UK
Senior UI Engineer 📍 Location: Hybrid/Remote/Office-based options available 🕒 Full-time | Competitive Salary + Benefits Are you a front-end expert with a passion for crafting beautiful, intuitive user interfaces? Do you thrive on turning design vision into reality using cutting-edge technologies? Join us a … leading IT network and communications technology provider, where innovation meets impact. We're looking for a Senior UI Engineer to help shape the future of our digital experiences. This role is perfect for someone who’s hands-on with front-end tech, collaborative with cross-functional teams, and thrives … a modern DevOps-driven environment. 🔧 What You’ll Be Doing Build and Own the Front-End: Implement sleek, high-performance interfaces using HTML, CSS, JavaScript, and frameworks like React or Angular. Component-Driven Development: Create modular, reusable UI components with a focus on maintainability and scalability. Design Collaboration: Partner More ❯
Job Description Javascript and Agile Software Developer - Central London The Client Developer will be responsible for the development and delivery of all client side aspects of our product, developing new features and launching new platforms. A successful candidate will have a proven ability in delivering customer facing JavaScript … with their day-to-day work. Monitor system performance and resolve any issues or failures in staging or production environments. Must have experience with JavaScript (vanilla JS, prototypes, scoping, design patterns, memory profiling). Track record of successful software delivery through all phases of development, including coding standards, code … Working knowledge of object-oriented design, design patterns and extreme programming. Familiar with build automation and continuous integration 3Ability to write unit tests using JavaScript in a common library such as Jasmine. Any experience of the following sills would be pretty handy: Node.js or other programming languages Cross-platform More ❯
