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Backend Python Developer – AWS; Energy Trading Platform
Job in
Greater London, London, Greater London, W1B, England, UK
Listed on 2026-06-14
Listing for:
Harrington Starr
Contract
position Listed on 2026-06-14
Job specializations:
-
Software Development
Backend Developer, Python
Job Description & How to Apply Below
Location: Greater London
Backend Python Developer –AWS(Energy Trading Platform )
Contract-London(Hybrid–3daysonsite)
£700 -£900 per day Inside IR35
We’reworkingwithaleadingenergytradingorganisationthat’slookingtohirea
Backend Python Developer tojointheir
London team
,workingonamodern,AWS-basedpost-tradeplatform.
Thisisahands-oncontractrolefocusedonbackenddevelopment,supportingliveintradaytrading,positionmanagementand
P&Lreportingforafront-officeenergytradingenvironment.
You’llbepartofafast-movingengineeringteambuildingandenhancingbusiness-criticalsystemsuseddailybytradingandoperationsteams.
Therole:- Design,developandmaintain
backendservices
using
Python - Buildscalable,reliableandsecureapplicationsrunningon
AWS - Contributetoamodernpost-tradeplatformprovidingliveintradaypositionand
P&Lreporting - Workcloselywithproduct,tradingandtechnologyteamstodelivernewfeatures
- Proposeandimplementtechnicalsolutionstosolverealbusinessproblems
- Useandimprove
CI/CD pipelines
toreleasefunctionalityfrequently - Produce high-leveltechnicaldesignsandensurealignmentwithcloud,securityandarchitecturalstandards
- Collaboratewithinfrastructure,cloudandsecurityteamsasrequired
- Hands-on Pythondevelopmentexperience
(backend-focused) - Strongexperienceworkingwith
AWS
inaproductionenvironment - Solidunderstandingof
object-oriented programming - Experiencebuildingandconsuming
APIs
(RESTand/orGraph
QL) - Familiarity with
relational databases
(Postgrespreferred) - Experienceworkingin
Agile
teams - Pragmatic,delivery-focusedmindset
- ExperiencewithAWSservicessuchas
S3,ECS,App Sync - Exposure to
Kafkaorothermessagingsystems - Frontendexperiencewith
Reactor Svelte - Background in
commoditiestradingorfinancialservices
- London-based
- Hybrid working
–typically3daysonsite - Contractrolewithinalong-running,business-criticalprogramme
Thisisastrongopportunityforamid-to-seniorbackend
Pythoncontractorwhoenjoysworkingclosetothebusinessonhigh-impacttradingsystems.
Applynoworgetintouchforaconfidentialdiscussion.
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