Senior Software Engineer – Data Visualisation & Graphics | London

Job Description

Senior Software Engineer | Data Visualisation & Graphics | London

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London (Hybrid)

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Salary up to £200,000 + benefits

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Most engineers consume visualisation libraries.

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A small number build them.

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We’re working with a highly successful software company whose charting technology powers applications used by thousands of organisations worldwide, from global financial institutions to technology businesses and enterprise software providers.

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As adoption continues to grow, they’re looking for a software engineer to help build the rendering systems, charting components, and visualisation infrastructure that sit at the heart of the product.

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This is not a dashboard-building role. You’ll be working on the underlying systems that make complex visualisations fast, accurate, and scalable.

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The challenges range from rendering performance and interaction design through to algorithms, graphics, API design, and numerical correctness.

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What you’ll be doing

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• Designing and building core charting features used by developers around the world

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• Working across rendering, interaction, animation, and visualisation infrastructure

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• Solving performance-critical problems involving Canvas, SVG, and large datasets

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• Improving correctness, precision, and usability across a sophisticated charting platform

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• Designing APIs that are elegant, flexible, and easy for developers to adopt

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• Taking features from initial concept through to production release

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• Collaborating with a small team of highly experienced engineers building a market-leading product

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What they’re looking for

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• Strong JavaScript or TypeScript engineering skills

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• Experience working with Canvas, SVG, WebGL, graphics systems, visualisation products, or rendering pipelines

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• Strong understanding of algorithms, data structures, and software architecture

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• Experience building complex software products rather than purely application-layer development

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• Exposure to languages such as C++, Java, C#, Rust, Go, or similar

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• Understanding of performance optimisation and rendering trade-offs

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• Appreciation of the mathematical concepts underpinning data visualisation and graphics

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• Passion for engineering quality and technical excellence

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Particularly interesting backgrounds include

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• Charting libraries

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• Data visualisation platforms

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• Graphics or rendering engines

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• CAD, GIS, mapping, simulation, or scientific software

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• Developer tools

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• High-performance frontend systems

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• Financial technology visualisation platforms

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Why this role stands out

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• Build technology used by thousands of engineering teams globally

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• Work on rendering and graphics problems rarely found in commercial software roles

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• Join an engineering-led organisation with exceptionally high technical standards

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• High levels of ownership and autonomy

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• Small team, significant impact

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• Opportunity to deepen expertise in performance, graphics, visualisation, and systems design

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Package

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• Salary up to £200,000

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• Hybrid working (London)

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• Private healthcare

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• Pension

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• Additional benefits

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If you’re interested in building the technology behind modern data visualisation rather than simply consuming it, we’d be keen to speak with you.

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