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3 java engineer jobs found

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java engineer Greater London
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Outside Spy
Jun 25, 2026
6 Months or more
Senior Java Developer - Energy Trading, London Outside IR35 at Ink Search, London, 12 Months, £850-£900 per day
£850 - £900 per day
Outside Spy London, UK
We're partnering with a leading energy trading organisation at the forefront of global commodities markets, currently investing heavily in their ETRM platform. As part of this growth, they're looking for an experienced Java Developer to join a high-performing engineering team delivering scalable, front-to-back trading solutions. This is a standout opportunity for a strong Java engineer with energy trading exposure who is keen to step into the world of Endur ETRM and OpenComponents, gaining highly sought-after domain and platform expertise  The Opportunity You'll work on business-critical systems that support trading, risk, and operations across power, gas, and wider commodities markets. The role blends core Java engineering with the chance to quickly upskill in Endur, supported by a team of experienced SMEs. This is ideal for someone looking to bridge the gap between pure software engineering and specialist ETRM platforms Responsibilities Designing and...
Outside Spy
Jun 25, 2026
Duration not stated
Full Stack Engineer at Randstad Technologies Recruitment, Greater London, £550 to £700 per Day
£550 - £700 per day
Outside Spy Greater London, UK
Contract Full Stack / Backend Engineer III - Trust & Safety Platforms Duration: 6-Month Contract (with potential for extension) Location: 100% Remote (UK-based) Inside/Outside IR35: Insert IR35 The Opportunity We are looking for a Senior Full Stack / Backend Engineer (Level III) to join the Trust & Safety / Policy Platform team for one of the world's leading, household-name audio streaming platforms. If you are a backend-heavy engineer who enjoys the autonomy of building robust APIs and crafting the internal web tools that power them, this contract is for you. What You'll Do Engineers at Scale: Build and scale the core APIs and services that expose complex policy logic across detection, enforcement, and compliance surfaces. Data & ML Pipelines: Model data for strict auditability, versioning, and efficient querying, feeding structured datasets directly into downstream machine learning models. Empower Internal Teams: Design and implement intuitive,...
Outside Spy
Jun 19, 2026
Duration not stated
Senior Site Reliability Engineer at SixteenFifty, London Area, £475 per day
£475 per day
Outside Spy London Area, United Kingdom
My client is seeking an experienced Contract Site Reliability Engineer Team Lead to join their team. This is a hands-on leadership role requiring a strong technical background alongside the ability to lead, mentor, and develop a high-performing SRE function. There will be occasional travel to the client's offices in Central London. This role is paying £475 Per day and is Outside IR35. Responsibilities Provide technical leadership for the Site Reliability Engineering function, driving reliability, scalability, and performance improvements across critical production systems. Lead, mentor, and coach a team of SREs and engineers, fostering a culture of operational excellence, collaboration, and continuous improvement. Remain hands-on with the design, implementation, and support of cloud infrastructure, automation, observability, and platform reliability initiatives. Define, implement, and govern SLOs, SLIs, and error budgets, ensuring alignment between engineering...
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