1 to 25 of 66 Contract Software Engineering Jobs in London

Software Engineering Tech Lead/Manager - Java, Javascript, ETL Up to £700 per day (Inside IR35) London/Hybrid (3 days per week on-site) My client is a high profile organisation who are recruiting for a Software Engineering Tech Lead/Manager with experience … leading, coaching and managing teams of Software Engineers. This role will oversee the Development and maintenance of Technology products, with deep technical expertise across a range of technologies (Java, Javascript and Azure/GCP for example) and a proven track record of delivery and building high performing Software ...

Interim Head of Software Engineering 3-Month Contract Initially | C £700 pd Inside IR35 | Hybrid London A prestigious London-based organisation is seeking an experienced Interim Head of Software Engineering to provide operational leadership cover during a period of transition and organisational change and recruitment … permanent Head of Software Engineering. This is a senior leadership role focused on maintaining operational stability, supporting multidisciplinary technical teams and ensuring continuity across a broad enterprise technology estate whilst a permanent appointment is made. The environment is complex, stakeholder-heavy and operationally critical, requiring a calm, resilient ...

Interim Head of Software Engineering Contract | Inside IR35 | London/Hybrid We are supporting a large, complex organisation undergoing significant technology transformation in the search for an experienced Interim Head of Software Engineering . This is an initial 3-6 month interim assignment focused on providing … stability, technical leadership, and engineering oversight during a period of substantial change and ongoing delivery. This role is less about owning every aspect of a traditional permanent Head of function remit, and more about ensuring the engineering operation continues to run effectively, supporting strategic initiatives, and providing senior ...

Interim Head of Software Engineering 3-Month Contract Initially C £700 pd Inside IR35 Hybrid London A prestigious London-based organisation is seeking an experienced Interim Head of Software Engineering to provide operational leadership cover during a period of transition and organisational change and recruitment … permanent Head of Software Engineering click apply for full job details ...

Senior Engineering Manager (AI) Growing people, teams, and modern engineering capability in an AI-enabled world We're looking for a Senior Engineering Manager (AI) to support, grow, and enable high-performing engineering teams , with a strong focus on AI-assisted development, engineering acceleration … modern ways of working . This is a senior, people-focused leadership role for someone who brings deep credibility from a software engineering background and is ready to lead through coaching, influence, and judgement rather than hands-on delivery. You'll play a key role in shaping ...

company that is looking for a Senior ML Platform Engineer to join their team in London. This is a hands-on platform engineering role, focused on owning the software, tooling, web UI, and infrastructure layer used by data operators, ML engineers, and robotics engineers. You will be responsible … hardware-adjacent platform tooling* Improve testing, CI, observability, reliability, and performance across concurrent and IO-heavy systems Essential Skills You must have: * Senior-level software engineering experience, ideally 5+ years* Strong production Python experience* Experience with typing, async/await, threading, multiprocessing, and concurrent workloads* FastAPI or another ...

Senior AI-Enabled DevOps Engineer Build and operate modern software systems where AI meets production reality We're looking for a Senior AI-Enabled DevOps Engineer to join a growing engineering capability working on complex, important software systems that increasingly embed AI to improve delivery, decision-making … operational effectiveness . This is a hands-on senior engineering role for someone who enjoys operating across software development, DevOps, and modern cloud platforms . You won't be a people manager, but you will be a trusted senior engineer, shaping technical approaches, raising engineering standards ...

change how their Application Security is Delivered within the SDLC. Early Phases of the Programme have already defined the Target Architecture, Threat Model & Prompt Engineering Strategy . The Next Stage is to Transform this Foundation into a Production - Grade Capability Used Daily by Engineering Teams , enabling Developers … Real Time Receive AI-Assisted Remediation Guidance & Fix Suggestions Reduce Cost , Time & Friction Associated with Securing Code at Scale This is a Hands - On Engineering Leadership role . You will own the End-to-End Technical Implementation & Evolution of the Platform , working closely with Application Security, Platform Engineering ...

Lead AI-Enabled DevOps Engineer Technical leadership at the intersection of software, platforms, and AI We're seeking a Lead AI-Enabled DevOps Engineer to join a growing engineering capability and play a central role in shaping how AI is embedded into real, production-grade software systems … through technical depth, architectural judgement, and delivery experience by setting direction, guiding teams, and making informed decisions as AI capabilities are integrated into modern software platforms. If you enjoy working where architecture, APIs, DevOps, and AI meet , and you care about building systems that are secure, operable, and genuinely ...

What You'll Be Doing - Provide technical leadership across AI-enabled software and DevOps engineering teams - Set architectural direction for API-first design, system integration, and platform enablement for AI - Lead the evolution of legacy or existing applications towards modern, service-based and API-driven architectures - Define … solutions meet appropriate standards for security, resilience, performance, and operability - Anticipate and manage architectural and operational risks associated with AI-enabled systems - Champion strong engineering practices across software development, DevOps, and platform engineering Your Experience To succeed in this role, you will bring: - A strong background ...

About The Role FDM is a global business and technology consultancy seeking a Software Engineer to support our client within the Defence and Secure Technology sector. This is an initial 6-month contract with potential to extend, offered on a hybrid basis in London with two days per week … rapid prototyping. The role will contribute to the delivery of a Technology Readiness Level 3 proof of concept, demonstrating how security-first engineering and emerging technologies such as AI can enhance collaboration and information sharing in high-trust, defence-aligned environments. This opportunity is well suited to engineers ...

banking group. This is a unique opportunity to join a small, dynamic team within a leading financial services institution as they evolve their digital engineering capabilities. You will play a pivotal role in building the secure, scalable foundations that underpin critical banking services, transitioning from traditional cloud functions into … bespoke cloud and AI solutions, primarily focusing on Azure while expanding into Oracle Cloud and AWS. You will be the bridge between platforms and software engineering, applying rigorous discipline to deliver automated, sustainable patterns that meet complex regulatory and security standards. Your Key Responsibilities Design & Deliver: Architect ...

banking group. This is a unique opportunity to join a small, dynamic team within a leading financial services institution as they evolve their digital engineering capabilities. You will play a pivotal role in building the secure, scalable foundations that underpin critical banking services, transitioning from traditional cloud functions into … bespoke cloud and AI solutions, primarily focusing on Azure while expanding into Oracle Cloud and AWS. You will be the bridge between platforms and software engineering, applying rigorous discipline to deliver automated, sustainable patterns that meet complex regulatory and security standards. Your Key Responsibilities Design & Deliver: Architect ...

Responsibilities Design and build data products, with proficiency throughout the data lifecycle. Develop robust data models through close collaboration with business users and the engineering team. Partner with senior management, operational leads, and other stakeholders, coaching and supporting a data-driven culture, including KPI definition and reporting frameworks. Take … Ensure data quality and accuracy by implementing data validation, monitoring, and error-handling processes. Requirements At least 8 years experience in data analytics, data engineering, software engineering, or a similar role. Expertise in developing best practices for data engineering and analytics, with a strong background ...

banking group. This is a unique opportunity to join a small, dynamic team within a leading financial services institution as they evolve their digital engineering capabilities. You will play a pivotal role in building the secure, scalable foundations that underpin critical banking services, transitioning from traditional cloud functions into … bespoke cloud and AI solutions, primarily focusing on Azure while expanding into Oracle Cloud and AWS. You will be the bridge between platforms and software engineering, applying rigorous discipline to deliver automated, sustainable patterns that meet complex regulatory and security standards. Your Key Responsibilities Design & Deliver: Architect ...

between £850- £1200 per day depending on experience. This is an opportunity to work on a high-profile target-state investment platform, helping drive engineering modernisation, cloud adoption, and scalable analytics capabilities within a fast-paced financial environment. You will play a key role in the design, development … enhancement of enterprise-grade investment and credit trading technology solutions. The role combines hands-on engineering with modern cloud-native delivery practices, automation, and AI-assisted software development approaches Responsibilities include: * Develop and enhance full-stack applications supporting investment and trading workflows * Build and optimise cloud-based data ...

Head of Engineering - Java, Javascript, Cloud, Healthcare Up to £850 per day (Inside IR35) London/Hybrid (3 days onsite) 6 months My client is a high-profile organisation seeking a Head of Engineering to lead a team of Software Engineering Managers, driving the development … transformation of technology products. This role requires deep technical expertise (Java, Javascript, Azure/GCP) and a proven ability to build high-performing engineering functions in fast-paced, complex environments. You will play a key role in a wider transformation programme, introducing modern engineering practices, improving architecture ...

Software Engineer (Full Stack) Rate: £675 per day (Inside IR35) Contract Length: 6 Months (with potential extension) Location: London (Hybrid - typically 2 days per week onsite) Clearance: Active or transferable SC Clearance preferred. Overview We are seeking an experienced Software Engineer to join a growing multidisciplinary team delivering … innovative AI-enabled products within a government-focused environment. This is a hands-on engineering role suited to candidates with strong full-stack development experience who are comfortable working across the entire software lifecycle, from product development through to infrastructure and deployment. The successful candidate will work within ...

Hands-On Software Developer (Contract) | Outside IR35 London or Dublin | Hybrid (2-3 Days Onsite per Week) Initial 3-6 Month Contract + chance for extension Competitive Day Rate | Outside IR35 Immediate Start A leading consultancy is seeking a Hands-On Software Developer to support the delivery … strategic integration platform on behalf of a global insurance and reinsurance organisation. This is an opportunity for an experienced software engineer who enjoys building robust, scalable solutions and working across the full technology stack. Working within a Microsoft technology stack across both on-premise and Azure-hosted environments ...

Embedded Software Engineer Location: 3 days/week in London Contract Length: 12 Months Day Rate: 50-65 per hour Security Clearance: SC Eligible or Active SC Preferred Start Date: ASAP Overview I am seeking an experienced Embedded Software Engineer to support the development of advanced defence radar … surveillance systems for a high-profile programme within the defence sector. This contract role will focus on real-time embedded software development for radar processing platforms, sensor interfaces, and mission-critical electronic systems. The successful engineer will work closely with systems, FPGA, DSP, and electronics teams to deliver software ...

Firmware Developer/Software Developer/Embedded Developer Firmware Developer required by global manufacturing company for an initial 12-month contract As a Firmware Developer/Software Developer/Embedded Developer you will be required Design, implementation and testing of Embedded software/firmware to provide machine … electronics. Creation, migration, extension and integration of firmware libraries for Microprocessor applications. Development and execution of test plans to demonstrate functionality of the Embedded software/firmware solutions; including unit, module and integration testing. Project Engineering Pro-active contribution to development projects with the ability to work with ...

foundations. Working closely with the CTO and a small team of senior engineers, you will lead the design and implementation of core infrastructure, establish engineering standards and practices, and make architectural decisions that will have long-term strategic impact. If you enjoy solving complex technical challenges, influencing technology strategy … creating robust engineering foundations, this role offers an exceptional opportunity to make a lasting impact. Role & Responsibilities Technical Leadership Lead the design and implementation of foundational platform infrastructure and engineering capabilities Define architectural patterns, engineering standards, and best practices that will guide future development Partner closely with ...

Infrastructure as Code (IaC) for automated environment provisioning Supporting containerised platforms and orchestration to improve scalability and resilience Embedding security and compliance controls into engineering workflows (DevSecOps) Driving observability improvements across monitoring, logging and alerting Advising engineering teams on DevOps best practice and helping remove delivery bottlenecks Essential … experience Typically 5-10+ years in DevOps/systems engineering/software engineering Strong hands-on Infrastructure as Code (IaC) (e.g., Terraform , Ansible , CloudFormation ) Containers & orchestration: Docker + Kubernetes Cloud platform depth: AWS/Azure/GCP (networking, compute, storage, security) CI/CD tooling: Jenkins ...

Hands-On Software Architect (Contract) | Outside IR35 London or Dublin | Hybrid (2-3 Days Onsite per Week)Initial 3-6 Month ContractCompetitive Day Rate | Outside IR35Immediate Start A leading consultancy is seeking a Hands-On Software Architect to support the delivery of a strategic integration platform on behalf … highly technical architecture role suited to someone who enjoys remaining close to the code. You will be responsible for defining the technical architecture, establishing engineering standards and patterns, and working closely with development teams to deliver a modern, scalable integration platform within a complex enterprise environment. Working within ...

Software Engineer 6 months Ipswich/London - onsite £745 per day inside ir35 - Umbrell only Active SC clearance required, eligible candidates will be considered Our client, is seeking a skilled Software Engineer to join their team for a six-month contract click apply for full job details ...