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Senior Systems Developer Jobs in London

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Active Senior Systems Developer roles in London, indexed directly from company ATS systems — not reposted from LinkedIn, Indeed, or Glassdoor. Upload your resume to see your match score against open positions.

All Senior Systems Developer Jobs All Jobs in London Remote Senior Systems Developer Jobs

Senior Developer

Infomedia

Sydney, New South Wales, Australia Onsite Senior Direct
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Senior Developer Success Engineer - West

United States Senior Direct
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Principal Systems Developer - DevSecOps

InterSystems

Boston, MA Onsite Senior Direct
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Systems Software Developer

Closure Technologies

Chantilly, Virginia, United States Onsite Mid Direct
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Senior Salesforce Developer

Hootsuite

Toronto, Ontario, Canada Flexible Senior Direct
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Senior Developer Advocate

Neo4j

Remote-USA Remote Senior Direct
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Senior PLC Developer (m/w/d) - Logistic Systems

BEUMER Group

Ludersdorf-Wilfersdorf, Styria, AT Onsite mid Direct
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Senior PLC Developer (m/w/d) - Logistic Systems

BEUMER Group

Ludersdorf-Wilfersdorf, Styria, AT Onsite mid Direct
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Control Systems Developer II

CRB

Kansas City, MO, United States Onsite mid Direct
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Control Systems Developer II

CRB

Kansas City, MO, United States Onsite mid Direct
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Senior. NET Developer

CodeRoad

Remote Remote Senior Direct
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Senior Connectivity Software Developer, Embedded Systems/Firmware, XR

[San Jose, CA, USA, [San Jose, CA, USA], San Jose, null, CA, US] Senior Direct
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Senior Principal. NET Developer

Saxo

Denmark Onsite Senior Direct
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Senior Principal. NET Developer

Saxo

Denmark Onsite Senior Direct
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Lead Risk Systems Developer

NinjaHoldings

Chicago, IL Lead Direct
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Senior Cloud Developer

Strategic Systems International

Mexico Senior Direct
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Senior Back End Developer

Mend.io

Poland Senior Direct
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Senior Developer

Xebia

Poland Senior Direct
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Senior Backend Developer

Alohi

Geneva Onsite Senior Direct
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Senior Developer

Naturecan

Manchester, GB Hybrid Senior Direct
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Senior Systems Engineer

BlackSky

Tukwila 2+ days in office Remote Senior Direct
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Senior Systems Engineer

BlackSky

Tukwila 2+ days in office Remote Senior Direct
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Systems Integrator - (Senior)

Allen Integrated Solutions

Washington, District of Columbia, United States Onsite Senior Direct
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Senior Developer Relations Manager

India Remote Senior Direct
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Senior Java Developer

Miratech

Kyiv, Kyiv city, UA Remote mid Direct
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Senior Compute Platform Engineer

Stack AV

Pittsburgh/Remote Remote Senior Direct
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Senior Java Developer

Miratech

Rivne, Rivne Oblast, UA Remote mid Direct
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Senior Developer

Lexlegis AI

Mumbai, IN Senior Direct
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Senior Web Developer

Yuno

Netherlands Remote Senior Direct
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Senior Information Systems Engineer (Endpoint Systems)

Zscaler

San Jose, California, USA Remote Senior Direct
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Senior Python Developer

Miratech

Vinnytsia, Vinnytsia Oblast, UA Remote mid Direct
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Senior Python Developer

Miratech

Kropyvnytskyi, Kirovohrad Oblast, UA Remote mid Direct
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Senior Python Developer

Miratech

Lviv, Lviv Oblast, UA Remote mid Direct
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Senior Python Developer

Miratech

Odesa, Odesa Oblast, UA Remote mid Direct
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Senior FullStack Developer

Natixis

Portugal, PT Onsite mid Direct
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Senior Software Engineer, Developer Experience

Thumbtack

Remote, United States Remote Senior Direct
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Senior FullStack Developer

Natixis

Portugal, PT Onsite mid Direct
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Senior SFB2B Developer

Valtech

Paris Hybrid Senior Direct
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Senior Java Developer

CI&T

Campinas, SP Hybrid Senior Direct
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Senior Java Developer

CI&T

Campinas, SP Hybrid Senior Direct
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Senior Python Developer

Miratech

Ivano-Frankivsk, Ivano-Frankivsk Oblast, UA Flexible mid Direct
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Senior Software Engineer, Developer Experience

Thumbtack

Remote, Ontario Remote Senior Direct
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Senior Software Developer

TextNow, Inc.

San Francisco, California, United States Flexible Senior Direct
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Senior iOS Developer

BIMM

Toronto, Ontario, Canada Remote Senior Direct
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Senior IT Systems Administrator

TechTorch

United States Remote Senior Direct
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Senior Systems Engineer

Transact Campus

United States Senior Direct
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Senior Systems Engineer

Saronic Technologies

Austin, TX Onsite Senior Direct
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Senior. NET Developer

Harrisburg, PA Senior Direct
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Senior. NET Developer

Harrisburg, PA Senior Direct
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Senior Android Developer

BidMachine

Barcelona, Spain Flexible Senior Direct
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Common Questions

How many senior systems developer jobs in london are available?
JobsGlitch lists active senior systems developer jobs in london sourced directly from company ATS platforms — not reposted from LinkedIn.
Are these Senior Systems Developer roles actually hiring in London?
Yes — every listing is indexed directly from company career pages (Greenhouse, Lever, Workday, Ashby). These are not aggregated from other job boards, so they reflect live hiring intent.
What skills do Senior Systems Developer jobs in London require?
Required skills vary by employer and seniority. Browse the listings above to see the specific requirements for each open role.
How do I apply for senior systems developer jobs in london?
Click any job listing to view the full description and apply directly on the company's career page. Upload your resume on JobsGlitch first to see your match score before applying.