1 to 25 of 53 Contract Software Engineering Jobs in London

TA Partner

Hiring Organisation
Oakleaf Partnership
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Software Engineering Talent Acquisition Partner 6-Month Fixed Term Contract - West London (Hybrid) I am working with a well-known, large UK high-street retailer that is experiencing significant growth and transformation across its technology function. They have an urgent requirement for two experienced Software Engineering … Acquisition Partners to join their team on a 6-month FTC starting in January. This is a high-impact role, partnering closely with senior engineering and technology stakeholders to deliver hiring at scale within a complex, enterprise environment. Key Details Contract: 6-month Fixed Term Contract (starting January) Salary ...

Data Reporting engineer Python/.Net UK/Remote

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350.00 - £400.00 per hour
currently working with a consulting client looking for a contract Fullstack Data reporting engineer and Python software developer. Fullstack Data reporting engineer (Python/.Net) - Contract: Required Skillset: 5+ years Software engineering experience C# Full Stack .NET development SQL Server & SQL Server Reporting Services Python for data … engineering and Power BI Strong SQL knowledge Git/GitHub React/Javascript Experience within NHS or Healthcare sector is a must have Python software developer - Contract: Required Skillset: 5+ years Software engineering experience with Python as the primary backend language, with support for Java ...

Cloud DevOps Engineer

Hiring Organisation
Additional Resources Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
ensure network security. Implement and manage routing protocols such as BGP and OSPF, with a focus on high-availability designs. Ensure adherence to software engineering best practices, including unit testing, code reviews, and troubleshooting. Support infrastructure-as-code practices using tools like Terraform, Pulumi, and GitOps principles. Contribute … routing protocols (BGP, OSPF) and high-availability architecture. Hands-on experience with Infrastructure-as-Code tools (e.g., Terraform, Pulumi) and GitOps methodologies. Expertise in software engineering practices: unit testing, code reviews, documentation, debugging, and troubleshooting. Comprehensive understanding of technology stacks, from networks to applications. Solid understanding of Linux ...

Senior Software Developer Python (SC Cleared)

Hiring Organisation
Certes IT Service Solutions
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£625 - £650 per day + Negotiable
Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming … robust, scalable open data website (front end and back end); it's services and API's. Provide strategic technical leadership by setting software architecture, engineering practices, and technical direction across the team Define and evolve scalable, secure design patterns and coding standards, ensuring alignment with government standards ...

Mid Level Software Developer (Java)

Hiring Organisation
Spyrosoft Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£55,000
Location London Hybrid 1-2 days a week in the office eligibility to work in the UK Role Overview Were looking for two talented Software Developers to join our dynamic team based in London. This is an exciting opportunity to work in a collaborative and innovative environment, contributing … design, development, and deployment of high-quality software solutions. As a key member of the engineering team, you will be responsible for developing robust and scalable applications using Java , working within a Linux environment, and leveraging the power of Amazon AWS cloud infrastructure . Youll apply Test-Driven ...

Senior Product Manager - Insurance / PAS - OUTSIDE IR35

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
customer and sales advisor experience Assess the customer and sales advisor experience in identifying requirements that will be translated into the streamlined backlog for software delivery Voice of the advisor: Translates advisor pain-points into tech delivery to ensure seamless workflow for advisors across the branches Lead workstreams … sales plans Collaborate with cross functional teams to define product requirements, user stories and user flows. Ensure a user/customer centric approach to software development Key Skills Knowledge and strong experience in the multi-channel digital experience space Extensive experience in a product management role Experience of product ...

Front End Engineer (React/UI)

Hiring Organisation
E-Solutions IT Services UK Ltd
Location
Central London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
experienced engineer who combines technical depth in React and TypeScript with a collaborative mindset. You’ll bring a strong foundation in modern front-end engineering — building performant, maintainable, and accessible interfaces — while embracing Client’s way of working: a culture of craftsmanship, openness, and shared learning. This … Experience in financial services, lending, or other regulated environments. Understanding of modern DevOps practices and cloud-hosted application design. Qualifications: Degree in Computer Science, Software Engineering, or equivalent experience. AZ-900 or related Microsoft certification desirable ...

Senior Go Developer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Contract
Senior Go Developer London, UK 6 Month Contract An incredible opportunity for an experienced Senior Go Developer with strong backend engineering skills to join a prestigious tech client on a contract basis. Known for its high bar for engineering quality, this isn't your typical banking or fintech … design and implementation to optimisation and release. You'll be working in an open, fast-moving environment where ideas get tested quickly and good engineering practices are taken seriously. If you like seeing your work go live within days - not weeks - you'll fit right in. Contractors are treated ...

Site Reliability Engineer

Hiring Organisation
JAM Recruitment Ltd
Location
South West London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day + Umbrella, inside IR35
ensuring performance, availability, and scalability-while driving continuous improvement and innovation. About the Role As an SRE, you'll combine your operational expertise with software engineering skills to minimise manual effort and drive automation across complex systems. This role is perfect for someone who thrives on solving hard … interested in your curiosity, enthusiasm, and problem-solving ability than ticking every box. However, experience in any of the following areas would be advantageous: Software development in web technologies or OOP (e.g., Python, Java, etc.) Database tech: Oracle SQL, PostgreSQL, MongoDB Proficient with Linux/Windows command line (Bash ...

Machine Learning Quant Engineer - Investment banking/ XVA

Hiring Organisation
Harvey Nash
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£1,000 - £1,200 per day
e.g., deep learning, generative models, reinforcement learning) and assess applicability to financial markets Collaborate closely with cross-functional teams, including traders, data engineers, and software developers What We're Looking For Required: 7+ years of experience in a quant/ML engineering or research role within a financial … institution, hedge fund, or tech firm Advanced degree (PhD or Master's) in Computer Science, Mathematics, Physics, Engineering, or related discipline Strong expertise in modern ML techniques: time-series forecasting, deep learning, ensemble methods, NLP, or RL Expert-level programming skills in Python and strong understanding of software ...

Senior Go Developer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
opportunity for a highly skilled Senior Go Developer to join a leading technology business on a contract basis. This organisation is recognised for its engineering excellence and is seeking a Senior Go Developer to help scale distributed systems and deliver high-performance solutions. In this role, the Senior … Developer will design, develop, and implement data-intensive applications across the full engineering life cycle. You'll architect and deliver microservices-based systems using Go (Golang), AWS, Kubernetes, Docker, and Kafka, working closely with cross-functional teams to build scalable, reliable, and resilient platforms. You'll also play ...

Machine Learning Engineer

Hiring Organisation
mthree
Location
EC4M, Old Bailey, Greater London, United Kingdom
Employment Type
Permanent, Contract
GANs, VAEs, Diffusion models) Programming & Tools : Expert-level Python programming Proficiency with ML frameworks (PyTorch, TensorFlow, JAX) Experience with scikit-learn, XGBoost, LightGBM Strong software engineering practices and clean code principles Data & Computing : Experience with big data technologies (Spark, Dask) SQL and NoSQL databases Cloud platforms ...

Site Reliability Engineer Azure & AWS

Hiring Organisation
Computer Futures
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£525 - £540 per day
prem HPC solution to the cloud. You'll design and maintain scalable, reliable infrastructure across Azure and AWS , using automation and software engineering best practices. Key Responsibilities Build and manage cloud environments for the UK business, based on existing US solutions. Automate operational tasks and improve efficiency. Collaborate ...

Site Reliability Engineer (Azure & AWS)

Hiring Organisation
Computer Futures
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£525 - £540/day
prem HPC solution to the cloud. You'll design and maintain scalable, reliable infrastructure across Azure and AWS , using automation and software engineering best practices. Key Responsibilities Build and manage cloud environments for the UK business, based on existing US solutions. Automate operational tasks and improve efficiency. Collaborate ...

Principal Engineer - AI & Data Platforms

Hiring Organisation
ARM
Location
Hounslow, London, Heathrow Villages, United Kingdom
Employment Type
Contract
international organisation in the aviation sector is seeking a Principal Engineer to lead the design and delivery of enterprise-scale engineering solutions supporting AI-driven platforms. This is a senior, hands-on role embedded within a major airline environment, with responsibility for setting technical direction and ensuring solutions scale … operating companies. Role Overview You will define and drive end-to-end architecture for AI-enabled systems, contributing directly to production code while establishing engineering standards across squads. The role requires consultancy-level technical depth, strong delivery discipline, and the ability to translate complex operational needs into scalable, enterprise ...

Principal Engineer - AI & Data Platforms

Hiring Organisation
Advanced Resource Managers Limited
Location
London Heathrow Airport, Hounslow, Middlesex, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
international organisation in the aviation sector is seeking a Principal Engineer to lead the design and delivery of enterprise-scale engineering solutions supporting AI-driven platforms. This is a senior, hands-on role embedded within a major airline environment, with responsibility for setting technical direction and ensuring solutions scale … operating companies. Role Overview You will define and drive end-to-end architecture for AI-enabled systems, contributing directly to production code while establishing engineering standards across squads. The role requires consultancy-level technical depth, strong delivery discipline, and the ability to translate complex operational needs into scalable, enterprise ...

Senior Software Engineer

Hiring Organisation
Morson Edge
Location
New Malden, London, United Kingdom
Employment Type
Contract
Contract Rate
£50.17 - 67.70 per hour
Software Engineer – Contract – 6 Months About You: As an experienced Software Engineer, your skills and experience will include; - Strong software skills, particularly agile/DevSecOps methodologies; knowledge of Terraform, Helm, Python preferred - Contribute to a continuous learning and feedback process in relation to the DevSecOps approach - Participate … cloud technologies such as Microsoft Azure - Experience of CI and automated testing - Experience of virtualisation and containerisation - Familiarity with using and integrating 3rd party software technologies About Your Role: As the Software Engineer, your role will include; - Work in an Agile team supporting the Scrum Master and Product ...

Software Engineer (AI Agent Developer)

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £750 per day
AI Engineer (Java, Golang) 6 Months Contract Inside IR35 Pay rate- 600- 750 GBP per day Inside IR35 Work mode- Remote We are looking for a passionate (Backend Engineer | AI Engineer | AI Agent Developer) to ...

Software Engineer AI Agent Developer

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £750 per day
AI Engineer (Java, Golang) 6 Months Contract Inside IR35 Pay rate- 600- 750 GBP per day Inside IR35 Work mode- Remote We are looking for a passionate (Backend Engineer | AI Engineer | AI Agent Developer) to ...

Engineering Project Manager

Hiring Organisation
Teksystems
Location
London, United Kingdom
Employment Type
Contract
cross-functional teams to implement data solutions using AWS and Data Lakes. Coordinate the integration of message bus systems into existing data infrastructures. Oversee software engineering projects with a focus on artificial intelligence and machine learning. Ensure timely delivery of projects within budget and scope. Essential Skills Proven … experience in project management. Proficiency in AWS and Data Lakes. Understanding of message bus systems. Strong background in software engineering. experience with artificial intelligence and machine learning. Additional Skills & Qualifications Familiarity with advanced data capabilities. Excellent communication and leadership skills. Ability to work collaboratively in a team environment. ...

Bank Project) C#.NET Developer

Hiring Organisation
JAC Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£55000 - £65000/annum
Position:Senior Software Engineer (C#) Overview: System development for financial institutions Job Description: Due to the expansion of system development projects for financial institutions, we are seeking engineers with C#.NET Responsibilities: - Develop systems for financial institutions using C# - Design and implement functions from front-end to back-end based ...

Security Vulnerability Engineer

Hiring Organisation
Lorien
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
Security Vulnerability Engineer Contract - Inside IR35 London - Hybrid (2 - 3 days a week in office) 6 months Are you a skilled software engineer with a passion for cybersecurity? This company is seeking a talented individual to join their team as a Security vulnerability engineer. This is an excellent opportunity ...

Senior Embedded Software Engineer (Remote)

Hiring Organisation
Gazelle Global Consulting Ltd
Location
Central London, London, United Kingdom
Employment Type
Contract
Iamsupportingaleadingengineeringgroupdevelopingnext-generationAdaptiveSoCplatforms.Thisroleis12Monthcontractandfullyremote.InsideIR35only.Nosponsorshipallowed. Therolefocusesonembeddedsoftwaredevelopment,integrationanddebuggingacrossbare-metal,YoctoLinuxandZephyrRTOSenvironments,alongsidehigh-speednetworkingbring-upandclosecollaborationwithAMDengineeringteams. Knowledge : Bare-metal,YoctoLinuxandZephyrRTOS StrongCandC++,plusPythonandbash SoftwareflowsforcomplexSoCs,co-simulationandhardwaredebug Experiencewith100GbEandPCIe ProficientwithGitandCI/CD FamiliaritywithAMDVivadoandVitis ...

Software Engineer (AI Agent Developer)

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 - 750 Daily
AI Engineer (Java, Golang) 6 Months Contract Inside IR35 Pay rate- 600- 750 GBP per day Inside IR35 Work mode- Remote We are looking for a passionate (Backend Engineer AI Engineer AI Agent Developer) to ...

Senior Software Engineer Rust

Hiring Organisation
Morson Edge
Location
New Malden, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£65 - 67 per hour
Rust Software Engineer - Remote Summary Rust Software Engineers are responsible for developing and testing software using Rust in a cloud-based environment. You will work in an Agile methodology, collaborate with a SCRUM team, and interact with the Software Design team and Product Owner to shape … software. Skills • Proficiency in Rust development • Experience in large-scale software development in a defence domain • Knowledge of cloud-based development environments • Familiarity with Agile methodology • Hands-on experience with UML and Enterprise Architect • Understanding of virtualization, automated testing, CI/CD techniques, and configuration control • Ability to work ...