A

Anthropic

Builds Claude AI models with a focus on safety

Staff Software Engineer - Claude Design

Full-TimePosted on 7/23/2026
$320k - $485k/yr
Senior, Expert
Bachelor's
Seattle, WA, USA+2 moreMore locations: San Francisco, CA, USA | New York, NY, USA
HybridAt least 25% of the time in one of the listed offices is expected.
Software EngineeringFrontend Engineering
H1B Sponsorship Available

About the job

Requirements
  • Have 8+ years of experience building full-stack applications with deep frontend strength, and a track record of zero-to-one work in startup or startup-like environments.
  • Have set technical direction for a team or workstream and mentored other engineers, while staying hands-on in the code.
  • Have strong design sensibility and a high bar for craft, including attention to interaction details, motion, and polish.
  • Have strong technical skills across modern web stacks, including complex client-side state, performance, APIs, databases, and cloud technologies.
  • Be comfortable working in a fast-moving environment where priorities shift and shipping quickly matters.
  • Be deeply user-centric, enjoy validating ideas with actual users before over-investing, and talk about problems before solutions.
  • Hold strong opinions loosely, advocate forcefully for ideas, and change your mind based on evidence.
  • Be a generalist who can move comfortably between frontend, backend, and product problems as the work demands.
  • Work independently with good judgment about what matters, without needing constant direction.
  • Communicate effectively and translate complex AI capabilities into intuitive experiences.
  • Care about the societal impacts and ethics of your work.
  • Have a bachelor's degree or an equivalent combination of education, training, and/or experience; coursework, training, or professional experience must demonstrate a field relevant to the role.
Responsibilities
  • Build and ship Claude Design's core surfaces—the design canvas, real-time editing, inline comments, and live adjustment controls—shipping early and often to maximize learning.
  • Collaborate closely with research teams to turn frontier vision and generation capabilities into intuitive, high-craft design experiences.
  • Work directly with designers, internal test users, and external partners to gather feedback, iterate quickly, and validate or invalidate product concepts.
  • Set technical direction for difficult frontend problems, including editor and canvas architecture, real-time collaboration, design-system inference, rich import/export, and performance as the product scales.
  • Design and run experiments to test product hypotheses, from prototype tests with users to evaluations of generation quality, balancing creative exploration with rigorous measurement.
  • Own the quality bar for the product's look and feel, treating latency, responsiveness, and reliability as first-class concerns and advocating for user experience and design considerations early.
  • Strengthen the handoff to Claude Code so designs translate cleanly into production, and feed insights back to research about model effectiveness and where capabilities can improve.
  • Operate as a technical leader on a small team by shaping the roadmap alongside design and product, making pragmatic architecture decisions, and mentoring engineers as the team grows.
Desired Qualifications
  • Have extensive experience working with or building visual collaboration and creative tools, such as Figma, Canva, or Adobe Creative Cloud, and strong opinions on how they could become more magical experiences.
  • Have hands-on experience with UI/UX for AI-powered applications and fluency collaborating closely with designers.
  • Have a background conducting user research, interviews, and usability testing.
  • Have deep frontend expertise in canvas rendering, complex editor UIs, design-system tooling, or graphics work such as WebGL/shaders, 3D, or animation.
  • Have experience with real-time collaborative applications, such as multiplayer editing or WebSockets, or complex, high-performance frontend interactions.

About the company

Anthropic builds the Claude family of AI models and sells them to businesses, software developers, and consumers, with research on making AI safe and understandable at the center of its work. In 2024 it introduced the Model Context Protocol, an open standard for connecting AI assistants to outside apps and data that OpenAI and Google adopted the next year. People use the Claude app to write and analyze files, programmers hand coding tasks to Claude Code, and companies build Claude into their own products through its API. Anthropic earns money from subscriptions, business plans, and usage-based API fees. Siblings Dario and Daniela Amodei founded Anthropic in 2021 with other former OpenAI employees, and it is based in San Francisco.

Company Size

5,001-10,000

Company Stage

Debt Financing

Total Funding

$242.8B

Headquarters

San Francisco, California

Founded

2021

Get referred to Anthropic

See people who can refer or advise you

Simplify Jobs

Simplify's Take

What believers are saying

  • Sales are multiplying: Anthropic's yearly revenue pace topped $65 billion in July 2026, over sevenfold since December 2025.
  • IPO plans advanced: October 2026 reports describe investor meetings and a mid-November listing target; staff shares face lockups.
  • Lower office minimum: 627 of 646 Anthropic job posts in October 2026 require at least 25% office time.

What critics are saying

  • Job security rides on growth: Anthropic's IPO prospectus lists $518 billion in cloud and computing bills due in coming years.
  • Defense work stays off-limits: in September 2026, appeals judges voted 2-1 to let the Pentagon keep blacklisting Anthropic.
  • Growth is priced in: Anthropic's valuation reached $965 billion in May 2026, up from $380 billion in February.

What makes Anthropic unique

  • Investors don't control its board alone: Anthropic's independent Long-Term Benefit Trust elects a growing number of directors.
  • It isn't tied to one chipmaker: Claude runs on Nvidia GPUs plus custom AI chips designed by Google and Amazon.
  • It holds back its riskiest model: Claude Mythos 5.1, launched September 2026, goes only to vetted cyberdefenders and life scientists.

Help us improve and share your feedback! Did you find this helpful?

Benefits

  • Flexible Work Hours
  • Paid Vacation
  • Parental Leave
  • Hybrid Work Options
  • Company Equity

Growth & Insights and Company News

6 month growth

-3%

1 year growth

2%

2 year growth

-3%
Bloomberg
Oct 23rd, 2026
UK commits $127M to AI biosecurity lab backed by OpenAI, Anthropic and Google DeepMind

The UK has announced £100 million ($134 million) for an AI Biosecurity Lab, which OpenAI, Anthropic, and Google DeepMind will support. The funding is part of a package of measures to help the government understand and tackle the risks posed by the technology.

DealStreetAsia
Oct 22nd, 2026
Blackstone eyes AI financing boom, with 7% of its $1.4T assets already exposed

Blackstone sees growing opportunities to finance artificial intelligence (AI) infrastructure, from chips and computing equipment to power generation and data centres. "The needs of capital here are so enormous. It's unprecedented in our lifetimes," President Jon Gray said on the firm's third-quarter earnings call. The firm is reportedly committing $9 billion to a junior-debt tranche in an $18 billion financing package for Anthropic's AI chips and computing infrastructure, part of a broader $60 billion arrangement. In June, its Credit & Insurance business joined a $35 billion financing launched by Apollo and Broadcom for Anthropic. Blackstone is also weighing dedicated investment vehicles alongside broader funds. About 7% of its $1.4 trillion in assets under management is exposed to AI infrastructure. Gray said the firm focuses on physical infrastructure and long-term contracted assets to manage risks such as technological obsolescence.

PR Newswire
Oct 22nd, 2026
Cube joins Claude's connector directory, bringing live, permissioned FP&A data to finance teams

Cube, an agentic financial planning and analysis (FP&A) platform, has partnered with Anthropic to make its financial model available inside Claude. Finance teams can now add Cube through Claude's connector directory. The connector gives Claude the chart of accounts, business logic, and enterprise permissions behind a company's numbers. Each user sees only the data they are authorised to access, and figures can be traced to the source transaction. Users sign in through a secure OAuth flow, with no API keys to manage. They can then ask questions in plain English, such as comparing actuals with forecast, or set up new scenarios. "Data tells AI what the numbers are. Financial context tells AI what the numbers mean," said Christina Ross, founder and chief executive officer of Cube. The Cube MCP Server is available now.

Associated Press
Oct 22nd, 2026
Qlik's MCP server joins Anthropic's Claude Directory, bringing governed data to Claude

Qlik has made its Model Context Protocol (MCP) server available through Anthropic's Claude Directory. Claude users can now connect governed Qlik data, analytical logic, and selected analytics workflows more easily. The server gives Claude access to data lineage, trust signals, and business metrics from Qlik Cloud. Users can search apps and datasets, ask questions in natural language, and create dashboards with prompts. Teams no longer need to rebuild business logic elsewhere. Access runs on OAuth-based authentication and existing Qlik Cloud permissions, so enterprise controls stay in place. "Customers adopting Claude want more than an LLM hooked to raw records," said Josh Good, vice president of corporate strategy at Qlik. The company announced the news on October 22, 2026.

CNBC
Oct 21st, 2026
Anthropic previews Claude Duet, a proactive AI agent rivalling Meta's Muse and OpenAI's Dots

Anthropic on Wednesday announced a preview of Claude Duet, an AI agent for small businesses and professionals. It can send daily briefs, keep tabs on connected apps, and carry out tasks such as building dashboards, scheduling meetings, and creating financial forecasts. The launch follows Meta's Muse, which topped Apple's App Store after its launch last month, and OpenAI's Dots. Meta chief executive officer Mark Zuckerberg said more than 10 million people in the US and Canada have set up Muse agents. Anthropic said Duet is still early and "might misread a thread or miscalibrate what's urgent." Personal errands, such as booking tickets, are not "quite as strong." A waitlist is open. Pro and Max subscribers can use the preview through a standalone app or the Claude website.

INACTIVE