Salience Labs
Optical Communications · Optics & Photonic Components
Truth index ASponsors visas
18Open roles9 posted in 30 days+7 this week
28 daysTime to fillmedian of 8 closed rolesmarket: 46 days
33EmployeesUK accounts · Dec 2025 · +43% in a year
A 100/100Truth index
Lately:+7 roles posted this weekOxford office: 8 → 18 roles in a month4 news stories in 90 daysFollow changes →
Facts
as of Nov 15, 2026Engineering the Future of Optical Infrastructure We are Salience Labs A multi-disciplinary team advancing silicon photonics, digital electronics, embedded software, and machine learningto shape the future of optical networking.
It is hiring: 18 open roles, 9 of them posted in the last 30 days.
- Legal name
- SALIENCE LABS LTDactive
- Headquarters
- Thame, United Kingdom
- Founded
- 2020
- Employees
- 33UK accounts · Dec 2025 · +43% in a year
- Open roles
- 18Alion job postings
- Register numbers
- CRN 13034188
- Official records
- Companies House 13034188
- Website
- saliencelabs.ai
As of Nov 15, 2026, Alion lists 18 open roles at Salience Labs. Salience Labs is headquartered in Thame, United Kingdom. It was founded in 2020. It has raised $166.5M in 3 funding rounds. The latest round is Series B of $125M, announced in 2026.
Sources: company registers, GLEIF, Wikidata, the company's site, Alion job postingsReport a mistake
A real, active employer with honest postings.
Legal entity active
SALIENCE LABS LTD
Yes
Postings are real
Alion truth index: A
100/100
Ghost roles
re-checked against its careers site
0%
Sanctions lists
OFAC SDN, EU consolidated
No match
Phishing reports
OpenPhish, Phishing.Database
None
Layoff notices
US WARN notices on file
None
Full employer checkScam signs in adverts, mail records, visa registers, domain history
Sources: company registers, the Alion truth index, OFAC and EU sanctions lists, US WARN notices
Hiring
All open roles →Hiring at full speed: most open roles are fresh.
Hardware is the largest family, 26 of open roles.
9Posted in 30 days50% of open roles are fresh
0%Remote roles0 of 18
1Hiring offices
Can they hire you from United States?by your location
Likely
1 open roles are in your country: you apply locally, no move needed.
No posting offers visa sponsorship. Remote roles: 0.
Time to fillmedian days to close a role
Alion signals0-100
Demand96
Pay15
Your chance61
How badly they need people, whether they pay, how realistic getting in is.
Open roles over time−100%
Sep 21This week
Open roles a week: 8 then, 0 now
Are the postings real?
A
100 / 100Salience Labs scores A on the Alion truth index (A is best, E worst), measured over 4 open roles re-checked against its own hiring board: 0% look like ghost listings, 0% have gone stale and 0% are the same role posted again. Its roles close in a median of 28 days.
Ghost roles0%
Gone stale0%
Reposted0%
Where the openings areshare of open roles · trend
Source: the company's careers site, read by Alion several times a day; market medians from all open roles of the same family
Visa
Full chapter →Named in the work visa registers of United Kingdom.
A-ratedSponsor licence
Skilled WorkerVisa route
18Open roles in United Kingdom
In the register as Salience Labs Ltd, Thame, Oxfordshire
Other sponsors in the same field
Ciena Corporation 158 rolesSumitomo Electric Industries 143 rolesVIAVI Solutions 138 rolesThorlabs 74 roles
See 18 open roles Alert me
UK Home Office · checked Nov 15, 2026
Footprint
Hiring in 1 city in 1 country.
1Cities
1Countries
OxfordBusiest site
OxfordFastest growing+10 in a month
Loading the map
| Site | Type | Open roles | Hires most for | Engineering |
|---|---|---|---|---|
| Thame United Kingdom | Headquarters | 0 | ||
| Oxford United Kingdom | Engineering / R&D | 18 | Hardware, Semiconductors, HR | 50% |
Source: office addresses in postings and company registers
Financials
Funding rounds, investors and revenue on record.
$166.5MTotal raised
$2.5MPublic grants1 public grant
Series BLatest round
13Rounds and grants
Money by yearUSD, rounds and grants
Sources: funding announcements, grant and company registers
Tech stack
Full chapter →Technologies named in job postings at Salience Labs over the last 12 months, by layer, with the share of postings for each.
21Technologies in use
14Postings analysed
66/100Stack modernity
Cloud & platformsLinux 21%
Sign in to see how your skills match this stackSign In
Full Salience Labs tech stack21 technologies · by team · pay by technology · changes · similar stacks
Source: the technologies named in the company's postings and on its site
Milestones
Oct 14
Raised a round Series B $125M · led by Bullhound Capital · SiliconANGLE
Oct 7
Raised a round Venture round
Mar 12
Feb 25
2025
Team of 33 was 23 · UK accounts
Apr 19, 2023
Nov 20, 2020
Founded per the company register
Each milestone is dated by its source: registers, filings, the press
Newsroom
top 2%Web presenceof 133.2M domains by links, Common Crawl
Oct 152026
News · Tech Funding News
Salience Labs, a photonic chip startup based in Milton, Oxfordshire, has closed an oversubscribed $125 million Series B…
Oct 142026
News · Tech.eu
Salience Labs, adeveloper of photonic chips for AI data centre connectivity, has raised $125million in an oversubscribed Series B funding round to accelerate thedeployment of its…
Oct 142026
News · SiliconANGLE
A startup called Salience Labs Inc. wants to play a bigger role in speeding up artificial intelligence workloads after raising $125 million in a Series B funding. Today's round w…
Sep 202026
Blog
At ECOC Exhibition, September 21-23 in Málaga, Spain, Salience Labs is unveiling its latest All-Optical Circuit Switch (OCS) technology with a demonstration of its 64-port silico…
Jul 292026
News · nextplatform.com
Mar 122026
Blog
Joint solution will be showcased at OFC Conference, demonstrating the value of optical technology for AI workloads… Source
Sources: the outlets named on each headline, each story once