Application Engineer
LSEGLondon, United Kingdom
You will be instrumental in building and optimising applications using Retool. You will enhance our capabilities in developing internal tools and client-facing interfaces with speed and efficiency.
What You’ll Be Doing
- Collaborate with development teams and product managers to conceptualise software solutions using Retool.
- Design and implement highly efficient user interfaces for internal and external applications.
- Write robust JavaScript code to extend Retool's functionalities and integrate with third-party and internal APIs.
- Ensure applications are responsive, performant, and scalable.
- Engage in software testing to guarantee responsiveness and efficiency.
- Troubleshoot, debug and upgrade applications to ensure high availability and reliability.
- Create and maintain user documentation related to application configuration, design, and deployment strategies.
- Constantly seek to improve applications by exploring new features and capabilities released by Retool.
- Responsible for building and maintaining a relationship with business collaborators and impacted users.
- Proactively identifies, recommends, and implements improvements to the process as it relates to assigned projects.
- Proficiency in HTML is fundamental, as it is the backbone of web content, structuring the elements and layout of web pages.
- Strong knowledge of CSS is critical for styling web pages, controlling typography, colors, and layouts, and ensuring a visually appealing design.
- Mastery of JavaScript is crucial for adding interactivity, functionality, and dynamic features to web pages. This includes using libraries like jQuery and modern JavaScript frameworks like React, Angular, or Vue.js.
- Responsive Web design
- Familiarity with CSS preprocessors like SASS or LESS enhances CSS maintainability and organization.
- Proficiency in using version control systems like Git for code collaboration, tracking changes, and maintaining codebase integrity.
- Experience with front end frameworks and libraries is often required, depending on the specific role.
- Knowledge of techniques to optimize web page loading times, minimize HTTP requests and reduce resource sizes for improved performance.
- Ensuring that web applications work consistently across different web browsers and platforms, with the ability to debug and address compatibility issues.
- Familiarity Build Tools and Task Runners.
- Integrating with various APIs (Application Programming Interfaces) to fetch and display data from external sources.
- Problem-Solving: Strong problem-solving skills are crucial for solving issues and finding efficient solutions in a dynamic web development environment.
- Ability to handle own work and multitask to meet tight deadlines without losing sight of priorities under minimum supervision.
- Highly motivated, self-directed individual with a positive & pro-active demeanor to work.
- Customer and service focused, with determination to meet their needs and expectations.
- Be driven and committed to the goals and objectives of the team and organization.
- Experience with JIRA and Confluence.
View all remote jobs at LSEG →
FAQ
- Is the Application Engineer position at LSEG remote?
- Yes. This role was posted on Remote Frontend Jobs, a job board that lists exclusively fully remote positions.
- When was this Application Engineer job posted?
- This listing was posted on December 18, 2025 and is still open for applications.
- How do I apply for the Application Engineer position at LSEG?
- Use the apply button on this page — it takes you directly to the employer’s application page.
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