Backend Developer Jobs in Edinburgh

Backend Developer jobs in Edinburgh hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $46,333/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

Edinburgh
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Quantum

Pliant

getpliant.com
Pliant is a credit card platform that enables businesses, banks, and fintechs to issue and manage credit cards, automate payments, and optimize spend and accounting workflows. Pliant offers Payment Apps, a Pro API for card issuance and automation, Cards-as-a-Service (CaaS) and Banking-as-a-Service (BaaS) to embed or white-label card programs, plus global accounts, FX and transfers, credit & financing, and compliance and enablement services. It serves corporations, e-commerce, resellers, SaaS companies, travel and marketing agencies, and banks with features like real-time monitoring, spend controls, receipt management, integrations with accounting and expense systems, single-use virtual cards, and API-driven automation.
getpliant.com • HQ: Berlin, Germany • FinTech • Financial Services • Credit Cards • Est. 2020
HQ: Berlin, Germany • FinTech • Financial Services • Credit Cards • Est. 2020
$70k – $145k per year (Estimated) • Senior • 5+ years exp • Remote (United Kingdom) • Full-Time • Senior
Java
Java
Spring Boot
Databases
Apache Kafka
PostgreSQL
DevOps
AWS
Datadog
SLI/SLO/SLA
Cybersecurity
PCI DSS
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Verified live · 6 hours ago 21 day ago

Senior Software Engineer - AI Experience EU/UK remote (m/f/d)

$69k – $144k per year (Estimated) • Senior • 5+ years exp • Remote (United Kingdom) • Full-Time • Senior
Java
Python
SQL
Java
Spring Boot
AI/ML
Copilot
Prompt Engineering
AI Agents
Function Calling
LLM Guardrails
OCR
Embeddings
LangChain
LangGraph
LlamaIndex
LLM
RAG
Structured Outputs
DevOps
Terraform
Vector
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Verified live · 6 hours ago 2 months ago

Software Engineer - Backend/Funds Transfer *EU/UK remote* (m/f/d)

$69k – $143k per year (Estimated) • Senior • 5+ years exp • Remote (United Kingdom) • Full-Time • Senior
Java
Java
Spring Boot
Databases
Apache Kafka
PostgreSQL
DevOps
AWS
Docker
Rest API
Apply
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Toloka AI

toloka.ai
Toloka is a data company founded in 2014 and headquartered in Amsterdam that supplies human-generated training, fine-tuning and evaluation data for artificial intelligence systems. It began as a large-scale crowdsourcing platform and has repositioned around expert work, combining domain specialists, machine learning tooling and quality control pipelines to produce reasoning traces, preference rankings and agentic task data. Operating within the Nebius group and backed by Bezos Expeditions since 2025, the company serves frontier model laboratories and enterprises building their own systems.
toloka.ai • HQ: Amsterdam, Netherlands • Machine Learning • Data & Analytics • Data Collection • LLM & Generative AI • Artificial Intelligence • 51-200 employees • Est. 2014
HQ: Amsterdam, Netherlands • Machine Learning • Data & Analytics • Data Collection • LLM & Generative AI • Artificial Intelligence • 51-200 employees • Est. 2014
Verified live · 22 min ago 2 months ago

Freelance Senior Software Engineer | AI Evaluation

Senior • 8+ years exp • Remote (EU, United States, United Kingdom, Serbia) • Freelance • Senior
Python
JavaScript
TypeScript
Python
FastAPI
Databases
Apache Kafka
PostgreSQL
Redis
AI/ML
AI Agents
Claude
Anthropic
Model Context Protocol
OpenAI Codex
Frontend
React.js
DevOps
Docker
Apply
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Tavily

tavily.com
Tavily is a developer infrastructure company headquartered in Tel Aviv, Israel, and founded in 2023. The company runs a search API built for large language model applications, returning ranked and summarised web results in a form agents can consume directly rather than raw pages of markup. It is used by teams building research assistants and autonomous agents, and integrates with common orchestration frameworks such as LangChain and LlamaIndex.
tavily.com • HQ: Tel Aviv, Israel • Data Collection • Data & Analytics • Internet Services • LLM & Generative AI • AI Agents • Artificial Intelligence • Search Engines • Est. 2023
HQ: Tel Aviv, Israel • Data Collection • Data & Analytics • Internet Services • LLM & Generative AI • AI Agents • Artificial Intelligence • Search Engines • Est. 2023
$66k – $189k per year (Estimated) • Senior • 5+ years exp • Remote (Europe, Israel) • Senior
JavaScript
TypeScript
AI/ML
AI Agents
RAG
Frontend
Angular
React.js
Svelte
Vue.js
Mobile
PWA
QA
Chrome DevTools
Playwright
Selenium
Apply
Verified live · 8 hours ago 19 days ago

Senior Software Engineer (Agentic Search) - Web Access Engineer

$67k – $189k per year (Estimated) • Senior • 5+ years exp • Remote (Europe, Israel) • Senior
JavaScript
C++
Go
Python
Rust
AI/ML
RAG
AI Agents
DevOps
Kubernetes
QA
Chrome DevTools
Playwright
Selenium
Apply
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Circle

circle.com
Circle is a global financial technology company best known as the issuer of USD Coin (USDC) and EURC, two of the world's leading fully backed digital stablecoins. Headquartered in New York City, New York, the firm builds open financial infrastructure and developer APIs that enable internet-native payment settlement, treasury management, and blockchain integration. By bridging traditional banking networks with public blockchain systems, it allows businesses worldwide to store, send, and trade digital value seamlessly.
circle.com • HQ: New York, United States • Financial Services • Stablecoins • Blockchain & Crypto • Est. 2013
HQ: New York, United States • Financial Services • Stablecoins • Blockchain & Crypto • Est. 2013
$130k – $140k per year • Senior • 5+ years exp • Remote • Senior
Ruby
TypeScript
JavaScript
Ruby
Ruby on Rails
Databases
MySQL
PostgreSQL
Frontend
Next.js
React.js
Tailwind CSS
Analytics
A/B Testing
Apply
$130k – $140k per year • Senior • 6+ years exp • Remote • Senior
Ruby
JavaScript
Ruby
Ruby on Rails
Databases
MySQL
PostgreSQL
AI/ML
AI Agents
LLM
RAG
Edge AI
Frontend
React.js
Analytics
A/B Testing
Apply
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Tether

tether.to
Tether is a digital asset company founded in 2014 that issues USDT, the largest stablecoin in circulation and the most heavily traded asset in crypto markets. Each token is intended to hold a one-to-one peg with the United States dollar and is backed by a reserve portfolio dominated by short-dated Treasury bills, with regular attestation reports published on the reserve composition. Headquartered in San Salvador, El Salvador, the group has expanded beyond stablecoin issuance into gold-backed tokens, Bitcoin mining, energy, peer-to-peer communications and local artificial intelligence infrastructure.
tether.to • HQ: San Salvador, El Salvador • Crypto Payments • Data Centers • Artificial Intelligence • Blockchain & Crypto • Cryptocurrencies • Stablecoins • 1001-5000 employees • Est. 2014
HQ: San Salvador, El Salvador • Crypto Payments • Data Centers • Artificial Intelligence • Blockchain & Crypto • Cryptocurrencies • Stablecoins • 1001-5000 employees • Est. 2014
$90k – $220k per year (Estimated) • Senior • Remote • Senior
Node JS
JavaScript
C++
AI/ML
Tokenization
Frontend
npm
Web3
Bitcoin
Apply
Verified live · 1 day ago 3 months ago

Senior Software Architect (100% Remote - Worldwide)

$150k – $281k per year (Estimated) • Staff+ • 5+ years exp • Remote • Architect • English: B2
Node JS
JavaScript
AI/ML
Tokenization
Web3
Bitcoin
Ethereum
Smart Contracts
Token Standards
Apply
Verified live · 1 day ago 3 months ago

Senior Software Architect (100% Remote - Worldwide)

$150k – $281k per year (Estimated) • Staff+ • 5+ years exp • Remote • Architect • English: B2
Node JS
JavaScript
AI/ML
Tokenization
Web3
Bitcoin
Ethereum
Smart Contracts
Token Standards
Apply
Report

GiveDirectly

givedirectly.org
GiveDirectly allows donors to send money directly to people in poverty with no strings attached. Our approach is guided by rigorous evidence of impact and our values of efficiency, transparency, and respect.
givedirectly.org • Kampala • Cleveland • New York • Washington • San Francisco • Financial Services • Crowdfunding • Est. 2008
Kampala • Cleveland • New York • Washington • San Francisco • Financial Services • Crowdfunding • Est. 2008
Open 492 daysVerified live · 1 day ago 1 year ago

Senior Software Engineer (Remote)

$90k – $218k per year (Estimated) • Senior • 4+ years exp • Remote (United States, United Kingdom, Kenya) • Internship • Senior • English
C#
Go
Java
Python
Ruby
DevOps
AWS
CI/CD
Apply
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Substack

substack.com
substack.com • New York • San Francisco • London • Content Creation • Media & Entertainment • Publishing
New York • San Francisco • London • Content Creation • Media & Entertainment • Publishing
Top 25% payVerified live · 2 days ago 20 days ago

Full Stack Software Engineer - Community

$140k – $260k per year • Senior • 7+ years expSan Francisco • Remote (United States, United Kingdom) • Full-Time • Senior
TypeScript
JavaScript
Databases
PostgreSQL
Frontend
React.js
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Openhomefoundation

openhomefoundation.org
The Open Home Foundation fights for the principles of privacy, choice, and sustainability for smart homes. And for every person who lives in one. It does this by supporting the development of open source projects, and open connectivity and communication standards.
openhomefoundation.org • Wireless • Smart Home Devices
Wireless • Smart Home Devices
Verified live · 2 days ago 21 day ago

Senior Python Engineer

$66k – $187k per year (Estimated) • Senior • 5+ years exp • Remote (Europe) • Full-Time • Senior
Python
Python
Asyncio
AI/ML
llama.cpp
LLM
Model Context Protocol
Ollama
AI Agents
Edge AI
Function Calling
DevOps
Git
GitHub
IoT
Matter
Apply
Report

Customer.io

customer.io
Customer.io, legally Peaberry Software, Inc., is a customer engagement software company headquartered in Portland, Oregon, and founded in 2012. The company provides a platform that enables businesses to automate personalized messaging across email, SMS, push notifications, and in-app channels based on real-time customer behavior and data. Serving over 9,000 brands globally, the organization operates as a remote-first company with a focus on data-driven marketing automation and artificial intelligence integration for B2B and B2C enterprises.
customer.io • HQ: Portland, United States • Software • Customer Analytics • Data & Analytics • AI Agents • Artificial Intelligence • Sales & Marketing • Email Marketing • Marketing Automation • Est. 2012
HQ: Portland, United States • Software • Customer Analytics • Data & Analytics • AI Agents • Artificial Intelligence • Sales & Marketing • Email Marketing • Marketing Automation • Est. 2012
Open 150 daysTop 25% pay 5 months ago

Senior Software Engineer, Full Stack

$150k – $200k per year • Senior • 7+ years exp • Remote (AMER, EMEA) • Senior
Go
TypeScript
JavaScript
AI/ML
AI Agents
Frontend
React.js
Apply
Open 149 daysTop 25% pay 5 months ago

Senior Software Engineer, Backend

$150k – $200k per year • Senior • 7+ years exp • Remote (AMER, EMEA) • Senior
Go
Databases
MySQL
AI/ML
AI Agents
DevOps
AWS
GCP
Apply
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LiveKit

livekit.io
LiveKit is an open-source real-time audio, video, and AI voice infrastructure platform headquartered in San Francisco. The company provides cloud and developer infrastructure designed to build ultra-low-latency video conferencing, live streaming, and interactive multimodal AI voice agents into web and mobile applications. Powered by flexible SDKs and scalable server orchestration, LiveKit is widely used by developers and enterprise teams to deploy real-time voice and video applications at global scale.
livekit.io • HQ: San Francisco, San Jose, United States • Artificial Intelligence • AI Agents • Speech & Audio AI • Est. 2021
HQ: San Francisco, San Jose, United States • Artificial Intelligence • AI Agents • Speech & Audio AI • Est. 2021
Open 594 daysTop 25% pay 1 year ago

Software Engineer, Agents

$135k – $300k per year • Equity • Remote (EMEA, North America) • Full-Time
Python
TypeScript
AI/ML
AI Agents
LLM
LiveKit
OpenAI
Marketing
Salesforce
Apply
$167k – $313k per year (Estimated) • Equity • Staff+ • Remote (United States, United Kingdom) • Visa sponsorship • High School Diploma • Staff
Go
Databases
ClickHouse
NATS
AI/ML
Multimodal AI
LiveKit
OpenAI
DevOps
gRPC
Kubernetes
OpenTelemetry
Prometheus
GitHub
etcd
Apply
Top 25% payVerified live · 6 hours ago 2 months ago

Staff Software Engineer, Distributed Systems

$135k – $300k per year • Equity • Staff+ • Remote (EMEA, North America) • Full-Time • Staff
Go
Databases
ClickHouse
NATS
AI/ML
Multimodal AI
LiveKit
OpenAI
DevOps
gRPC
Kubernetes
OpenTelemetry
Prometheus
GitHub
etcd
Apply
Report

Bitcoin

bitcoin.com
Bitcoin kopen, verkopen en opslaan, live crypto-nieuws en koersen volgen, en ontdekken hoe Bitcoin werkt — alles op één plek. Al meer dan 10 jaar een vertrouwde partner.
bitcoin.com • Warsaw • Dubai • DeFi • Blockchain & Crypto • Cryptocurrencies • Est. 2015
Warsaw • Dubai • DeFi • Blockchain & Crypto • Cryptocurrencies • Est. 2015
Verified live · 10 hours ago 21 day ago

Senior Software Engineer (L2)

$90k – $221k per year (Estimated) • Senior • 5+ years exp • Remote (Europe) • Bachelor's Degree • Contractor • Senior
Java
Kotlin
Rust
AI/ML
Claude
Claude Code
Mobile
Room
DevOps
AWS
CI/CD
Rest API
New Relic
Cybersecurity
PCI DSS
Web3
Bitcoin
Token Standards
QA
Sentry
Apply
Report

Raspberry Pi Foundation

raspberrypi.org
Raspberry Pi Foundation is a UK-based charity and company focused on enabling young people to realize their potential through computing and digital technologies. They provide free resources, training, and guidance to teach coding and computing to young people and educators. Their initiatives include Code Club, a global movement of coding clubs, and various projects like the Astro Pi Challenge.
raspberrypi.org • Minneapolis • Atlanta • Cambridge • EdTech Platforms • Education • STEM Education
Minneapolis • Atlanta • Cambridge • EdTech Platforms • Education • STEM Education
Verified live · 1 day ago 21 day ago

Staff Engineer

$89k – $100k per year • Staff+ • Remote (United Kingdom) • Staff
Node JS
Ruby
JavaScript
Ruby
Ruby on Rails
Databases
PostgreSQL
Frontend
React.js
DevOps
AWS
CircleCI
Cloudflare
Heroku
Terraform
Apply
Report

Mercor

mercor.com
Mercor is an artificial intelligence infrastructure company headquartered in San Francisco, California, and founded in 2023. The company operates a platform that connects a global network of domain experts, including physicians, lawyers, and engineers, with AI labs to provide high-quality data for reinforcement learning from human feedback (RLHF) and model evaluation. It develops specialized benchmarks like APEX to measure model performance on economically valuable tasks and provides enterprises with tools to monetize their workflow data for AI training.
mercor.com • HQ: San Francisco, United States • Professional Services • Data Collection • Data & Analytics • Reinforcement Learning • LLM & Generative AI • Artificial Intelligence • 501-1000 employees • Est. 2023
HQ: San Francisco, United States • Professional Services • Data Collection • Data & Analytics • Reinforcement Learning • LLM & Generative AI • Artificial Intelligence • 501-1000 employees • Est. 2023
21 day ago

Software Developer

$135k – $245k per year (Estimated) • Middle • 3+ years expSan Francisco • Remote (United States, United Kingdom) • Full-Time • Middle
C#
C++
Java
Python
Rust
TypeScript
AI/ML
LLM Evaluation
Apply
$120k – $222k per year (Estimated) • Junior • 2+ years expSan Francisco • Remote (United States, United Kingdom) • Full-Time • Junior
Claude
Claude Code
Cursor
Windsurf
OpenAI Codex
Apply
Report

Sophos

sophos.com
Sophos is a global leader in cybersecurity, providing businesses and individuals with a comprehensive range of solutions to protect against a wide range of cyber threats. Our products include endpoint protection, network security, and cloud security. Sophos is committed to providing our customers with the highest level of security and protection, and we are always innovating to stay ahead of the latest threats.
sophos.com • HQ: Oxford, United Kingdom • Internet Security Services • Managed Security • Information Security • Cybersecurity
HQ: Oxford, United Kingdom • Internet Security Services • Managed Security • Information Security • Cybersecurity
$54k – $129k per year (Estimated) • Junior • United Kingdom • Remote (United Kingdom) • Full-Time • Junior
CI/CD
Cybersecurity
Sophos
Apply
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Accenture

accenture.com
Accenture is a leading global professional services company specializing in strategy, consulting, technology, and operations services. Headquartered in Dublin, Ireland, the firm helps organizations optimize their business performance, navigate digital transformation, and implement advanced technologies like AI and cloud computing.
accenture.com • HQ: Dublin, Ireland • HQ: Chicago, United States • Artificial Intelligence • IT Consulting • Information Technology • 5000+ employees • Est. 1989
HQ: Dublin, Ireland • HQ: Chicago, United States • Artificial Intelligence • IT Consulting • Information Technology • 5000+ employees • Est. 1989
Verified live · 1 hour ago 29 days ago

Software Engineer - Scotland

$91k – $205k per year (Estimated)In office (Glasgow, Edinburgh, United Kingdom) • Full-Time
Java
SQL
Databases
ElasticSearch
DevOps
AWS
Azure
Platform Engineering
Apply
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NMI

nmi.com
NMI is a leading provider of payment processing solutions. The company's platform helps businesses accept payments from a variety of sources, including credit cards, debit cards, ACH, and more. NMI's platform offers a range of features, including: Payment gateway Merchant account Payment processing Fraud prevention Customer support NMI's platform is designed to be secure and reliable, with a focus on providing businesses with a seamless payment experience.
nmi.com • Cape Town • Bristol • FinTech • Financial Services • Payments
Cape Town • Bristol • FinTech • Financial Services • Payments
Verified live · 1 hour ago 27 days ago

Senior Software Engineer

$80k – $152k per year (Estimated) • Senior • 6+ years exp • Remote (United Kingdom) • Senior
Go
PHP
DevOps
AWS
Cybersecurity
SOC 2
Apply
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Oyster

oysterhr.com
Opportunities for all Where you are shouldn't govern what you do. We're changing the way the world works—one brilliant remote hire at a time.
oysterhr.com • Austin • Toronto • Chicago • Charlotte • Denver • Professional Services • Human Resources
Austin • Toronto • Chicago • Charlotte • Denver • Professional Services • Human Resources
Verified live · 12 hours ago 21 day ago

Senior Engineer (Platform)

Senior • 5+ years exp • Remote (EMEA) • Full-Time • Senior • English: C1
Ruby
Ruby
Ruby on Rails
DevOps
AWS
CI/CD
Datadog
Platform Engineering
Terraform
Heroku
QA
Sentry
Apply
Report

AssemblyAI

assemblyai.com
AssemblyAI is a developer focused company that provides speech and audio AI through an API. In practical terms, it helps software teams turn unstructured audio into text and structured information, such as transcripts, summaries, and other speech derived signals that can be used inside products and workflows. The core problem it addresses is that working with audio at scale is difficult and time consuming without reliable models and infrastructure, especially when teams need accuracy, speed, and an integration that is straightforward to maintain.
assemblyai.com • London • New York • San Francisco • Denver • Chicago • LLM & Generative AI • Speech & Audio AI • Artificial Intelligence
London • New York • San Francisco • Denver • Chicago • LLM & Generative AI • Speech & Audio AI • Artificial Intelligence
Top 25% payVerified live · 3 min ago 2 months ago

Senior Forward Deployed Engineer

$135k – $203k per year • Equity • Senior • 4+ years expLondon • Remote (United Kingdom) • Senior
Python
SQL
AI/ML
LLM
Cybersecurity
GDPR
Apply
Report

Anza

anza.xyz
Anza is a software engineering and R&D firm dedicated to building core infrastructure, protocols, and developer tools for the Solana blockchain ecosystem. Founded in 2024 by executives and core engineers from Solana Labs, the firm focuses on enhancing network performance, reliability, and decentralization. Its major contributions include the Agave validator client - a major client fork designed to optimize block propagation and reduce latency - alongside core SDKs, token extension protocols, and infrastructure tooling for decentralized application developers.
anza.xyz • HQ: San Francisco, United States • Blockchain & Crypto • 201-500 employees • Est. 2024
HQ: San Francisco, United States • Blockchain & Crypto • 201-500 employees • Est. 2024
$180k – $300k per year • Senior • 3+ years exp • Remote (United States, Switzerland, United Kingdom) • Bachelor's Degree • Full-Time • Senior
C++
Rust
Web3
Solana
Bitcoin
Ethereum
Apply
Top 25% pay 2 months ago

Senior Software Engineer, Generalist

$180k – $300k per year • Senior • 3+ years exp • Remote (United States, Switzerland, United Kingdom) • Bachelor's Degree • Full-Time • Senior
C++
Rust
Web3
Solana
Bitcoin
Ethereum
Apply
Top 25% pay 2 months ago

Software Engineer, Security

$180k – $300k per year • Senior • 5+ years exp • Remote (United States, Switzerland, United Kingdom) • Full-Time • Senior
Rust
Cybersecurity
Defense in Depth
Web3
Smart Contracts
Solana
Cosmos
CosmWasm
NEAR
Apply
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DistroKid

distrokid.com
DistroKid is a software platform that helps musicians and other audio creators get their music into major digital stores and streaming services. Its core job is to take the practical work out of digital distribution, so artists can upload tracks, manage releases and credits, and keep their catalogue available across multiple services without having to negotiate separate deals or handle complex delivery requirements themselves. For creators, the problem it solves is straightforward but important, reducing the friction, time and administrative overhead involved in releasing music widely and reliably.
distrokid.com • New York • Streaming & OTT Platforms • Music Industry • Software
New York • Streaming & OTT Platforms • Music Industry • Software
Open 213 daysVerified live · 10 hours ago 8 months ago

API Engineer

$190k per year • Staff+ • 10+ years exp • Remote (EU, United States, United Kingdom) • Visa sponsorship • Staff
Apex
Apex
MuleSoft
AI/ML
Edge AI
DevOps
AWS
Azure
Kong
API Gateway
Apply
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Backend Developer Jobs in Edinburgh
Frequently asked questions
How many Backend Developer jobs in Edinburgh are available on Alion?
There are currently 31 active listings from 18 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in Edinburgh pay?
The average salary is around $46,333 per year based on the current listings.
Are remote options available for Backend Developer jobs in Edinburgh?
Yes, many of these roles offer remote or hybrid work, and you can filter listings by remote, relocation and visa sponsorship.
How do I apply for Backend Developer jobs in Edinburgh?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.