Senior Software Development Engineer - Frontend Developers

What You’ll Do:

• Build and ship responsive, high-performance web applications using React.
• Translate UI/UX designs into clean, maintainable code.
• Integrate frontend with backend services via REST/GraphQL APIs.
• Optimize applications for speed, scalability, and cross-browser compatibility.
• Write reusable, modular components and maintain design consistency.
• Collaborate with product managers, designers, and engineers to deliver features end-to-end.
• Identify performance bottlenecks and improve frontend architecture.
• Participate in code reviews and contribute to best practices.

What We’re Looking For:

• 4–6 years of experience in frontend development.
• Strong hands-on experience with React.js.
• Solid understanding of JavaScript (ES6+), HTML5, and CSS3.
• Familiarity with state management (Redux / Zustand / Context API).
• Experience working with REST APIs and asynchronous programming.
• Understanding of responsive design and cross-browser compatibility.
• Experience with build tools (Webpack, Vite, etc.).
• Familiarity with Git-based workflows.
• Good problem-solving and communication skills.

Good to Have:

• Experience with testing frameworks (Jest, React Testing Library).
• Exposure to performance optimization techniques.
• Basic understanding of backend technologies (Node.js / Python).

What You’ll Work On:

• Building intuitive and scalable user interfaces for our core product.
• Improving performance and user experience across the platform.
• Contributing to frontend architecture and design systems.
• Solving real-world problems at scale.

Why Join Us

• Work on impactful products used by real customers.
• Opportunity to own features end-to-end.
• Collaborative and fast-paced environment.

Peacock Engineering Ltd is a Gold-accredited IBM Premier Business Partner which has amassed over 300 person years of experience implementing business critical EAM (Enterprise Asset Management) solutions across a range of industries such as oil & gas, pharmaceuticals, utilities, facilities management, transport, and power generation. 

Peacock Engineering Ltd specialise in providing consultancy services and support for the IBM Maximo EAM software product and maintain a pool of highly experienced and capable consultants fully conversant with IBM Maximo and its functionality, capabilities, and opportunities for customisation to meet business need. 

Peacock Engineering’s Technical Services team is now looking for an experienced UI / Front End Developer who is proficient with React.js (16.8+) to join our international team of developers delivering innovative solutions to our major UK-based customers.

Your primary focus will be working on new user interface components which are modern, secure, performant, and easy to maintain - following well-known React.js workflows and recognised best practices.

You will coordinate with the rest of our multi-disciplined team working together on different layers of the solution architecture.  A commitment to collaborative problem solving, sophisticated design, and delivering a high-quality product is essential.

• Developing new user-facing features for our clients using React.js
• Translating functional requirements (User Stories/Tasks) and wireframes into high quality code with tests
• Working with architects, developers, and QA engineers to ensure that your work is testable, meets industry security standards and is written to deliver good performance/scalability.
• Perform application and solution development to meet project requirements.
• Develop and document detailed technical designs to meet business requirements.
• Manage multiple technical environments and support the development and testing processes.
• Identify areas of customization and optimization and provide solutions that meet the business requirements.

Experience working with the IBM Maximo software product within the following capacities:

• Tech. in Computer Science, Engineering or Business-related field and/or equivalent work experience.
• Thorough understanding of React.js and its core principles
• Minimum five (5) years of work experience in React application development.
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Demonstrable expertise in software development in an Agile setting
• Ability to deliver well-tested code consistently in an Agile, CI/CD environment
• Experience with JavaScript Testing frameworks and principles (Jest preferable)
• Familiarity with newer specifications of ECMAScript
• Familiarity with RESTful APIs
• Knowledge of modern authentication/authorization mechanisms
• Familiarity with modern build pipelines and tools (Azure DevOps preferable)
• Experience with common front-end development tools such as Babel, Webpack/Parcel, NPM/Yarn, etc.
• Familiarity with Git
• Good time-management skills
• Great interpersonal and communication skills
• Good spoken & written English
•  

• To bring industry knowledge world class capabilities innovation and cutting-edge technology to our clients in the Resources industry to deliver business value.
• To work with leading Resources client’s major customers and suppliers to develop and execute projects and reliability strategies.
• To harness extensive knowledge combined with an integrated suite of methods people and assets to deliver sustainable long-term solution.
• IBM MobileFirst certification
• JAVA/ SQL Skills
•  

• Professional and committed, with a disciplined approach to work.
• Motivated and driven by finding and providing solutions to problems.
• Polite, tactful, helpful, empathic nature, able to deliver to the needs of customers.
• Has respect for others and their views.
• Technology minded and focused, enthusiastic about technologies.
• Analytical, able to raise from the detail and see the bigger picture.
• Dedicated to continually updating and upgrading own knowledge.
• Carries a mind-set of continuous improvement, constantly looking for better and more efficient ways of doing things.
• Values quality at the centre of all things in work.

Due to considerable amounts of virtual working and interaction with colleagues and customers in different physical locations internationally, it is essential that the successful applicant has the drive and ethic to succeed working in small teams physically but in larger efforts virtually.  Self-drive to communicate constantly using web collaboration and video conferencing is essential.

As an employee, you will be encouraged to continually develop your capability & attain certifications to reflect your growth as an individual.

Job description for react js developer

In this role, you will be responsible for developing and implementing user interface components using React.js concepts and workflows such as Redux, Flux, and Webpack. You will also be responsible for profiling and improving front-end performance and documenting our front-end codebase.

- To ensure success as a React.js Developer, you should have in-depth knowledge of JavaScript and React concepts, excellent front-end coding skills, and a good understanding of progressive web applications. Ultimately, a top-class React.js Developer should be able to design and build modern user interface components to enhance application performance.

React.js Developer Responsibilities :

- Meeting with the development team to discuss user interface ideas and applications.

- Identifying web-based user interactions.

- Writing application interface codes using JavaScript following React.js workflows.

- Developing and implementing front-end architecture to support user interface concepts.

- Documenting application changes and developing updates.

React.js Developer Requirements :

- Bachelor's degree in Computer Science, Information Technology, or a similar field.

- In-depth knowledge of JavaScript, CSS, HTML and front-end languages.

-Familiarity with code versioning tools such as Git, SVN, and Mercurial popular frontend development tools, CI/CD tools, DevOps.

- Excellent troubleshooting skills.

• Build responsive web-pages
• Experience in Javascript, jQuery, CSS, HTML5
• Expert in JavaScript who can build up a JavaScript framework from scratch.
• Possess good knowledge in front-end performance tuning.
• Understands how to use the page speed tool and tackle on issue based on its suggestions.
• Consume REST API's provided by the backend team
• Experience in some modern JavaScript framework like easyUI or reactJS would be a plus

Frontend Developer.

Experience: 3 - 5 years

Skills: React , UI Development, JavaScript,  HTML5, CSS , J Query, JSON, Bootstrap, Typescript, 

Optional:  jasmine, karma

• Responsible to develop web applications using React.
• Write and maintain the front-end code of web applications & To work in UI development.
• Experience in Responsive / Material UI Development.

• Able to interact with the team and understand functional requirements and create design documents for new features.
• Exposure to bug fixing, maintenance, continuous integration releases.
• Participate in sprint planning and story elaboration sessions.
• Candidate should be able to work independently in an Agile project.
• Experience with Test-Driven Development, Integration testing and Agile processes.