Jobs in London

Lead Software Product Engineer

This role involves designing and building a greenfield cloud platform from scratch to support connected smart devices and real-time data processing. The engineer will develop backend services, APIs, and event-driven systems while integrating with hardware teams and shaping technical standards. It's a hands-on leadership position with significant influence over architecture, product direction, and the future engineering team.

Avanti Ss164Ab, SS16 4AB, United Kingdom £100,000 – £130,000 pa

Hybrid Permanent

AI Forward Deployed Engineer

This role involves building and deploying production-grade AI applications that investment and finance teams rely on daily, while also contributing to the development of a governed AI platform. You will work closely with business teams to identify and solve real problems using LLMs and integrate with various enterprise systems, ensuring compliance with regulatory requirements.

eFinancialCareers London, United Kingdom

Hybrid Contract

Enterprise Security Architect

Enterprise Security Architect - Long-termInside IR35: £550 - £600Hybrid: 2 days a week in London / BristolActive SC Clearance requiredWe're looking for an SC Cleared Enterprise Security Architect to support a major secure telecoms programme across mobile network, enterprise IT...

SR2 London, United Kingdom £550 – £600 pd

Senior Data Architect

Design and build machine learning models to transform raw sensor and telemetry data into real-time behavioural insights for public safety applications. Focus on anomaly detection, signal processing, and multivariate time-series analysis within a low-latency, production-oriented environment. Collaborate across data, AI, and engineering teams to deliver scalable inference systems from research to deployment.

Reed Nw14Lb, NW1 4LB, United Kingdom £60,000 – £90,000 pa

Hybrid Permanent Clearance Required

Platform Engineer - Selby Jennings

This role involves ensuring the reliability and performance of low-latency production systems within a high-performance crypto technology environment. The platform engineer will build robust observability, streamline developer workflows, and optimise infrastructure at both host and network levels. The position emphasizes proactive problem-solving, automation, and the integration of AI-driven tooling to enhance operational efficiency and security.

eFinancialCareers London, United Kingdom

Hybrid Permanent

Systems Engineer - Embedded and Hardware

This senior role involves leading the electronics and software workstream for IVD medical devices, acting as a technical design authority. Responsibilities include third-party oversight, supplier governance, system architecture, and regulatory compliance, with a focus on quality and safety.

Get Staffed Online Recruitment Bedford, United Kingdom £60,000 – £70,000 pa

On-site Permanent

Software Engineer - Security- Tech-Driven Algorithmic Fund

As a Systems Software Engineer with a focus on Security, you will develop and maintain tools in Python and Go to enhance the security and reliability of the firm's trading and research platforms. Your day-to-day responsibilities will include automating systems engineering workflows, troubleshooting software bugs, and collaborating with engineering teams to solve security challenges.

eFinancialCareers London, United Kingdom

On-site Permanent

Data Engineer - Defence

This role involves designing and building scalable data pipelines and processing systems for mission-critical environments in the defence sector. You will work with large-scale datasets, modern cloud platforms, and distributed systems, collaborating with engineers and clients to deliver robust, maintainable solutions.

eFinancialCareers London, United Kingdom £60,000 – £90,000 pa

Hybrid Permanent Clearance Required