Frontend React Developer

Frontend React Developer

Full-Time 36000 - 60000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Join us as a Frontend React Developer to create interactive web applications and collaborate with a dynamic team.
  • Company: S&P Global Market Intelligence delivers essential insights and technology solutions for informed decision-making.
  • Benefits: Enjoy flexible downtime, health coverage, continuous learning resources, and family-friendly perks.
  • Why this job: Be part of a mission-driven team that transforms data into impactful intelligence and fosters innovation.
  • Qualifications: Expertise in ReactJS, Typescript, and data visualisation; experience with web-sockets and RESTful APIs is a plus.
  • Other info: Work in an agile environment with opportunities for full-stack development and collaboration across teams.

The predicted salary is between 36000 - 60000 £ per year.

About the Role:Grade Level (for internal use):11Role Description: We are seeking an experienced and passionate Senior Frontend React UI Developer to build out our front-end web application, which will allow the users to create a graphical model interactively and collaboratively, view models, upload data and run models on that scenario data, as well as visualizing sampling results.Over the past year, we have built out the functionality to present the probabilistic graphical network model, allow the user to configure the model for sampling, and view a rich set of results, with the ability to compare different runs, and view sampling results per node and mult-node.However, the graphical network model is still built off-platform. We are currently building out a sub-application which allows the modelling team to collaboratively build the model using web-sockets, and load that into the existing system – think a multi-user Google Docs or Office 365 interactive session.We also want to build out screens which allow the user to connect time-series data to a node, and load the time-series into the system, calibration the model, as well as embellish the functionality we currently offer in the system.You will collaborate with other members of the team and define interface components required and be responsible for building out custom React components, and making changes as required. You will have influence on both the design and implementation, to participate in code reviews and ticket prioritisation.Responsibilities:Work with the wider team to determine UI features required for development and their functional requirements in sprint and planning based on business requirement.Experiment and develop custom high quality UI components to implement the model builder, result visualization and data catalogue components.Integrate UI components against backend API functionality, and propose backend changesDeploy Front End components using Infrastructure as CodeEngage in cross-team project meetings/code reviews/demos in an agile environmentWhat we’re looking for:Expert in ReactJS and vanilla Typescript, NPM, Vite or alternativesStrong knowledge of web-sockets (socket.io / wss)Strong proficiency in building data visualizations and data flow (we need to allow users to create and edit base model graphs (DAGs)) – Dagre or ReactFlow (or similar alternatives) and creation of custom UI componentry.Experience in creating custom charts (e.g. Chart.js, d3.js) to show sensitivity, compare timeseries data and sampling resultsInteract with the RESTful API that we develop to trigger jobs asynchronously and retrieve sampling results from the storage layerKnowledge of how to test the developed front-end componentryInterested in shaping the backend Python API or becoming involved in full stack development.Desired/Obtained Qualifications and experience:Some general knowledge of Bayesian networks or probability would be helpfulExperience working closely with data scientists and other stakeholders, not just developers, and be comfortable demoing their workThe product will be very iterative in terms of feature set and technologies, so needs to be comfortable with unknowns and evolving, sometimes vague requirements and ticketsKnowledge of Python (we run system components in dockerized containers to not need to deploy all of the time)Familiarity with DockerStrong knowledge of Git and Gitlab CI/CDExcellent communication in a geographically distributed team – innovative and inventive, able to pair program and collaborateBS/MS Computer Science/EngineeringAbout S&P Global Market IntelligenceAt S&P Global Market Intelligence, a division of S&P Global we understand the importance of accurate, deep and insightful information. Our team of experts delivers unrivaled insights and leading data and technology solutions, partnering with customers to expand their perspective, operate with confidence, andmake decisions with conviction.For more information, visit www.spglobal.com/marketintelligence.What’s In It For You?Our Purpose:Progress is not a self-starter. It requires a catalyst to be set in motion. Information, imagination, people, technology–the right combination can unlock possibility and change the world.Our world is in transition and getting more complex by the day. We push past expected observations and seek out new levels of understanding so that we can help companies, governments and individuals make an impact on tomorrow. At S&P Global we transform data into Essential Intelligence, pinpointing risks and opening possibilities. We Accelerate Progress.Our People:We\’re more than 35,000 strong worldwide—so we\’re able to understand nuances while having a broad perspective. Our team is driven by curiosity and a shared belief that Essential Intelligence can help build a more prosperous future for us all.From finding new ways to measure sustainability to analyzing energy transition across the supply chain to building workflow solutions that make it easy to tap into insight and apply it. We are changing the way people see things and empowering them to make an impact on the world we live in. We’re committed to a more equitable future and to helping our customers find new, sustainable ways of doing business. We’re constantly seeking new solutions that have progress in mind. Join us and help create the critical insights that truly make a difference.Our Values:Integrity, Discovery, PartnershipAt S&P Global, we focus on Powering Global Markets. Throughout our history, the world\’s leading organizations have relied on us for the Essential Intelligence they need to make confident decisions about the road ahead. We start with a foundation of integrity in all we do, bring a spirit of discovery to our work, and collaborate in close partnership with each other and our customers to achieve shared goals.Benefits:We take care of you, so you cantake care of business. We care about our people. That’s why we provide everything you—and your career—need to thrive at S&P Global.Our benefits include:Health & Wellness: Health care coverage designed for the mind and body.Flexible Downtime: Generous time off helps keep you energized for your time on.Continuous Learning: Access a wealth of resources to grow your career and learn valuable new skills.Invest in Your Future: Secure your financial future through competitive pay, retirement planning, a continuing education program with a company-matched student loan contribution, and financial wellness programs.Family Friendly Perks: It’s not just about you. S&P Global has perks for your partners and little ones, too, with some best-in class benefits for families.Beyond the Basics: From retail discounts to referral incentive awards—small perks can make a big difference.For more information on benefits by country visit: https://spgbenefits.com/benefit-summariesDiversity, Equity, and Inclusion at S&P Global:At S&P Global, we believe diversity fuels creative insights, equity unlocks opportunity, and inclusion drives growth and innovation – Powering Global Markets. Our commitment centers on our global workforce, ensuring that our people are empowered to bring their whole selves to work. It doesn’t stop there, we strive to better reflect and serve the communities in which we live and work, and advocate for greater opportunity for all.———————————————————–Equal Opportunity EmployerS&P Global is an equal opportunity employer and all qualified candidates will receive consideration for employment without regard to race/ethnicity, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, marital status, military veteran status, unemployment status, or any other status protected by law. Only electronic job submissions will be considered for employment.If you need an accommodation during the application process due to a disability, please send an email to:EEO.Compliance@spglobal.comand your request will be forwarded to the appropriate person.US Candidates Only:The EEO is the Law Poster http://www.dol.gov/ofccp/regs/compliance/posters/pdf/eeopost.pdfdescribes discrimination protections under federal law. Pay Transparency Nondiscrimination Provision – https://www.dol.gov/sites/dolgov/files/ofccp/pdf/pay-transp_%20English_formattedESQA508c.pdf———————————————————–IFTECH202.2 – Middle Professional Tier II (EEO Job Group)Job ID: 309670Posted On: 2024-12-04Location: London, United Kingdom #J-18808-Ljbffr

Frontend React Developer employer: JobLeads GmbH

At S&P Global Market Intelligence, we pride ourselves on fostering a dynamic and inclusive work environment that empowers our employees to thrive. As a Frontend React Developer in London, you will benefit from generous time off, continuous learning opportunities, and a commitment to your professional growth, all while collaborating with a diverse team dedicated to transforming data into essential intelligence. Join us to make a meaningful impact in a company that values integrity, discovery, and partnership.
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Contact Detail:

JobLeads GmbH Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Frontend React Developer

✨Tip Number 1

Familiarise yourself with the latest ReactJS features and best practices. Being up-to-date will not only help you in interviews but also show your passion for the technology.

✨Tip Number 2

Engage with the community by contributing to open-source projects or participating in forums related to React and web development. This can enhance your visibility and demonstrate your commitment to continuous learning.

✨Tip Number 3

Prepare to discuss your experience with data visualisation libraries like Chart.js or d3.js. Be ready to share specific examples of how you've implemented these in past projects.

✨Tip Number 4

Showcase your collaborative skills by discussing any previous experiences working in agile teams. Highlight how you’ve contributed to code reviews and team discussions, as this role values teamwork highly.

We think you need these skills to ace Frontend React Developer

Expertise in ReactJS
Proficiency in Typescript
Experience with NPM and Vite
Strong knowledge of web-sockets (socket.io / wss)
Ability to build data visualisations and manage data flow
Experience with DAGs and custom UI componentry
Familiarity with charting libraries (e.g. Chart.js, d3.js)
Understanding of RESTful APIs
Knowledge of testing front-end components
Interest in backend Python API development
Familiarity with Docker
Strong knowledge of Git and GitLab CI/CD
Excellent communication skills in a distributed team
Ability to work in an agile environment
Experience collaborating with data scientists and stakeholders

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience with ReactJS, Typescript, and any relevant projects you've worked on. Focus on your skills in building custom UI components and data visualisations, as these are key for the role.

Craft a Compelling Cover Letter: In your cover letter, express your passion for frontend development and your experience with collaborative projects. Mention specific technologies like web-sockets and your familiarity with tools such as Chart.js or d3.js to demonstrate your fit for the role.

Showcase Relevant Projects: If you have a portfolio or GitHub repository, include links to projects that showcase your skills in React and data visualisation. Highlight any collaborative work that involved agile methodologies, as this aligns with the company's working style.

Prepare for Technical Questions: Be ready to discuss your technical expertise during the application process. Brush up on your knowledge of RESTful APIs, testing front-end components, and any experience you have with backend technologies like Python, as this could be beneficial.

How to prepare for a job interview at JobLeads GmbH

✨Showcase Your React Expertise

Make sure to highlight your experience with ReactJS and Typescript during the interview. Be prepared to discuss specific projects where you've built custom components and how you approached challenges in those projects.

✨Demonstrate Your Understanding of Web-Sockets

Since the role involves collaborative features using web-sockets, be ready to explain how you've implemented this technology in past projects. Discuss any relevant libraries like socket.io and how they improved user interaction.

✨Prepare for Technical Questions on Data Visualisation

Expect questions about data visualisation tools and libraries such as Chart.js or d3.js. Prepare examples of how you've used these tools to create effective visual representations of data in your previous work.

✨Communicate Your Collaborative Experience

This role requires working closely with data scientists and other stakeholders. Be ready to share experiences where you've collaborated across teams, focusing on how you communicated technical concepts to non-technical team members.

Frontend React Developer
JobLeads GmbH
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J
  • Frontend React Developer

    Full-Time
    36000 - 60000 £ / year (est.)

    Application deadline: 2027-08-17

  • J

    JobLeads GmbH

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