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64 software developer jobs found

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Outside Spy
Oct 30, 2026
6 Months or more
ETRM Software Developer - Allegro Horizon at Talent, UK, 12 Months, £Contract Rate DOE
Outside Spy UK
ETRM Software Developer - Allegro Horizon Job Description Our client, a leading global technology consulting firm in the Energy and Utilities industries is looking for an ETRM Software Developer to work across a number of exciting long term projects. Experience Needed Extensive experience designing and delivering solutions on the Allegro ETRM platform. Has owned the full software development lifecycle, from requirements and solution design through to deployment, support and continuous improvement. Works closely with Product Owners, Business Analysts and stakeholders to solve complex business problems, using Agile delivery and modern engineering practices. Strong experience developing and supporting enterprise applications in C# and .NET. Expert knowledge of software engineering principles, including testing, version control, code quality and secure development. Experience with cloud and DevOps, including Azure, CI/CD pipelines and automation....
Outside Spy
Oct 30, 2026
Duration not stated
Software Developer (Java & Typescript) at Sanderson Government and Defence, South East, £Negotiable Rate
Outside Spy South East, UK
Software Developer Remote - monthly travel £400-£500 outside IR35 Requires Active SC Clearance Overview We are seeking an experienced Software Engineer to join a critical digital transformation programme supporting the UK Defence and National Security sector click apply for full job details
Outside Spy
Oct 29, 2026
Duration not stated
Software Developer (Java & Typescript) at Sanderson Government and Defence, Multiple Locations, £Contract Rate
Outside Spy United Kingdom
Software Developer Remote - monthly travel £400-£500 outside IR35 Requires Active SC Clearance Overview We are seeking an experienced Software Engineer to join a critical digital transformation programme supporting the UK Defence and National Security sector. This role will contribute to the delivery of secure, important digital services that support operational effectiveness, decision-making and national security objectives. Working within a multidisciplinary Agile team, you will design, develop and maintain scalable, secure software solutions within a highly regulated environment. You will collaborate with architects, technical leads, product teams and security stakeholders to deliver resilient services capable of operating within complex government and defence ecosystems. This is an excellent opportunity for a hands-on engineer looking to work on impactful programmes where security, reliability and performance are paramount. Please note: Active SC Clearance is...
Outside Spy
Oct 29, 2026
Duration not stated
Software Developer (Java & Typescript) at Sanderson Government & Defence, London, £Contract Rate
Outside Spy London, UK
Software Developer Remote - monthly travel £400-£500 outside IR35 Requires Active SC Clearance Overview We are seeking an experienced Software Engineer to join a critical digital transformation programme supporting the UK Defence and National Security sector. This role will contribute to the delivery of secure, important digital services that support operational effectiveness, decision-making and national security objectives. Working within a multidisciplinary Agile team, you will design, develop and maintain scalable, secure software solutions within a highly regulated environment. You will collaborate with architects, technical leads, product teams and security stakeholders to deliver resilient services capable of operating within complex government and defence ecosystems. This is an excellent opportunity for a hands-on engineer looking to work on impactful programmes where security, reliability and performance are paramount. Please note: Active SC Clearance is...
Outside Spy
Oct 27, 2026
Duration not stated
Software Developer at ARM, Portsmouth, £Contract Rate
£55 per day
Outside Spy Portsmouth, UK
Software Developer 12 month contract Based in Portsmouth Offering £55ph Inside IR35 Do you have experience with JAVA? Do you have experience developing within a microservice architecture? Do you want to work with an industry-leading company? If your answer to these is yes, then this could be the role for you! As the Software Developer, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry. You will be involved in: Contribute to all stages of the software development lifecycle Automated testing Development of code within an agile environment (SCRUM) Working with the team to design, implement, and test features for a new product development Task estimation in accordance with sprint planning Your skillset may include: Java Core (version 8+) Spring...
Outside Spy
Oct 26, 2026
Duration not stated
ETRM Software Developer - Allegro Horizon at Talent, London, £Contract Rate
Outside Spy London, England, United Kingdom
Job Description Our client, a leading global technology consulting firm in the Energy and Utilities industries is looking for an ETRM Software Developer to work across a number of exciting long term projects. Experience Needed Extensive experience designing and delivering solutions on the Allegro ETRM platform. Has owned the full software development lifecycle, from requirements and solution design through to deployment, support and continuous improvement. Works closely with Product Owners, Business Analysts and stakeholders to solve complex business problems, using Agile delivery and modern engineering practices. Strong experience developing and supporting enterprise applications in C# and .NET. Expert knowledge of software engineering principles, including testing, version control, code quality and secure development. Experience with cloud and DevOps, including Azure, CI/CD pipelines and automation. Strong communicator who works well across technical and business...
Outside Spy
Oct 21, 2026
Duration not stated
Full Stack Software Developer at SR2 - Socially Responsible Recruitment, Hampshire, £500-£540 per day
£500 - £540 per day
Outside Spy Hampshire, UK
Full Stack Software Developer Active SC TypeScript/React/Node.js Overview Outside IR35 £500-£540 a day Remote + adhoc onsite in South coast location Start ASAP 6 Month Contract Active SC - essential SR2 is recruiting an experienced Full Stack Developer to join an exciting greenfield project within a highly regulated area. This is a fantastic opportunity to build a brand-new TypeScript codebase from the ground up, working across both Front End and Back End development. You'll have plenty of autonomy, working closely with the Technical Lead to shape technical decisions, engineering standards and the overall solution. Due to the secure nature of this work applicants must already have active SC clearance. Unfortunately, due to the quick turn around required, we cannot put you through this if you do not already have it. Key Skills & Experience: Front End: TypeScript, React, modern CSS, accessibility Back End: TypeScript, Node.js, REST APIs,...
Outside Spy
Oct 23, 2026
6 Months or more
Principal/Lead Developer - AI-Assisted Engineering - Java/React - London Market Insurance at We Are Orbis Group Ltd, London, 6 Months, to £600 per day outside IR35
£500 - £600 per day
Outside Spy London, Hybrid, UK
Principal/Lead Developer - AI-Assisted Engineering - Java/React - London Market Insurance - Contract to Perm requirement for an immediate start. The Principal/Lead Developer - AI-Assisted Engineering - Java/React - London Market Insurance - Contract to Perm will be working for a leading specialty insurance firm. Principal/Lead Developer - AI-Assisted Engineering - Java/React - London Market Insurance - Contract to Perm Key Skills: A career software developer with lead or principal-level experience Insurance experience, ideally within the London Market Strong hands-on Java and/or React, or full-stack experience Business-facing and proactive, comfortable working closely with stakeholders Experience using AI-assisted development tools The ability to guide developers and raise technical standards across a team Principal/Lead Developer - AI-Assisted Engineering - Java/React - London Market Insurance - Outside IR35 - Hybrid (London) - Initial Contract with View to...
Outside Spy
Oct 22, 2026
Duration not stated
Software Consultant at Lucid Support Services Ltd, Northamptonshire, £0 per day
Outside Spy Northamptonshire, England, UK
Software Consultant - JavaScript & Instanda Location: London, Hybrid (Office & Home Working) Duration: Initial 3-6 Month Contract (Strong Likelihood of Extension) Rate: Quotes, Outside IR35 An opportunity has arisen for a Software Developer, on an initial 3 month contract. This role will be supporting the development, configuration and maintenance of systems that underpin our clients products and services. Working closely with business stakeholders, underwriters, pricing teams and analysts, you will translate complex insurance rules and processes into scalable, testable software solutions. and the ability to quickly contribute within a fast-paced delivery environment. What We're Looking For: Experience with Instanda, or other insurance platforms such as Guidewire, Duck Creek, EIS or Sapiens. Strong JavaScript/TypeScript development experience. Experience working within the insurance sector, with knowledge of the policy lifecycle. Experience developing...
Outside Spy
Oct 20, 2026
Duration not stated
Full Stack Engineer at SR2, Hampshire, £500-£540 per day
£500 - £540 per day
Outside Spy Hampshire, England, United Kingdom
Full Stack Software Developer Active SC TypeScript / React / Node.js Overview Outside IR35 £500-£540 a day Remote + adhoc onsite in South coast location Start ASAP 6 Month Contract Active SC - essential SR2 is recruiting an experienced Full Stack Developer to join an exciting greenfield project within a highly regulated area. This is a fantastic opportunity to build a brand-new TypeScript codebase from the ground up, working across both front-end and back-end development. You'll have plenty of autonomy, working closely with the Technical Lead to shape technical decisions, engineering standards and the overall solution. Due to the secure nature of this work applicants must already have active SC clearance. Unfortunately, due to the quick turn around required, we cannot put you through this if you do not already have it. Key Skills & Experience: Front End: TypeScript, React, modern CSS, accessibility Back End: TypeScript,...
Outside Spy
Oct 30, 2026
6 Months or more
Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) at Owen Thomas, Remote, 12 Months, £500-600+ per day
£500 - £650 per day
Outside Spy Remote
Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract About the job Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract   We’re partnering with a fast-scaling, globally distributed tech business that’s investing heavily in the evolution of its platform – modernising backend services, improving frontend experiences, and setting long-term architectural direction.   They’re looking for a Staff Full Stack Engineer (Contract) with strong commercial experience in Rust and Java, alongside hands-on experience building production-grade applications with React and Python.   This is a high-impact, long-term contract within an experienced, product-focused engineering...
Outside Spy
Oct 30, 2026
Duration not stated
Functional Developer - Microsoft Dynamics 365 at Seven Resourcing, Remote, £367.11 a day
£367 per day
Outside Spy Remote
Functional Developer – Microsoft Dynamics 365 Contact Centre & CRM Location: Remote, UK Pay Rates: £367.11 per day PAYE / £500 per day Umbrella or Limited Contract: Temporary, 20 weeks initially Start Date: 23 November 2026 Hours: 37 hours per week IR35 Status: Outside IR35 Key Information Fully remote Functional Developer opportunity. £367.11 per day PAYE or £500 per day Umbrella/Limited. Initial 20-week contract, starting 23 November 2026. 37 hours per week. Outside IR35. Specialism in Microsoft Dynamics 365 Customer Service, Contact Centre and CRM solutions. Experience with Microsoft Power Platform, telephony integration and CRM configuration required. Seven Resourcing is recruiting an experienced Functional Developer – Microsoft Dynamics 365 Contact Centre & CRM for a remote interim opportunity. This is an excellent opportunity for a Dynamics 365 specialist to use their technical and...
Outside Spy
Oct 30, 2026
Duration not stated
AI Engineer at STK Recruitment, North West, £Contract Rate
Outside Spy United Kingdom
Job title: AI & Automation Engineer / AI Developer - Microsoft Foundry / Azure AI Day Rate: £350 per day - Outside IR35 / Ltd Company Location: Fully remote / WFH Duration: 3 months initially Start Date: ASAP Role We are recruiting an experienced AI Engineer / AI Developer to join our client's team on an initial 3 month contract, supporting the development and delivery of AI-powered applications, agents and business process automation solutions. Working alongside a technical lead, you will take a hands-on role in building, integrating, testing and deploying AI solutions using Microsoft Foundry (formerly Azure AI Foundry). This opportunity will best suit a hands-on AI Engineer, AI Developer, Technical Consultant or Automation Specialist with practical experience building and implementing AI solutions. You will combine strong technical delivery skills with the ability to understand business requirements and translate them into effective AI applications and...
Outside Spy
Oct 30, 2026
up to 6 Months
AI Engineer at Solutions Through Knowledge Contracts Limited, Remote/WFH, 3 Months, £350 per day
£350 per day
Outside Spy Remote (Remote/WFH, UK)
Job title: AI Engineer/AI Developer - Microsoft Foundry/Azure AI Day Rate: £350 per day - Outside IR35/Ltd Company Location: Fully Remote/WFH Duration: 3 months initially Start Date: ASAP Role We are recruiting an experienced AI Engineer/AI Developer to join our client s team on an initial 3 month contract, supporting the development and delivery of AI-powered applications, agents and business process automation solutions. Working alongside a technical lead, you will take a hands-on role in building, integrating, testing and deploying AI solutions using Microsoft Foundry (formerly Azure AI Foundry). This opportunity will best suit a hands-on AI Engineer, AI Developer, Technical Consultant or Automation Specialist with practical experience building and implementing AI solutions. You will combine strong technical delivery skills with the ability to understand business requirements and translate them into effective AI applications and automated workflows. Key...
Outside Spy
Oct 30, 2026
Duration not stated
AI Engineer at Solutions Through Knowledge, Northwich, £350 per day
£350 per day
Outside Spy Northwich, UK
Job title: AI & Automation Engineer / AI Developer - Microsoft Foundry / Azure AI Day Rate: £350 per day - Outside IR35 / Ltd Company Location: Fully remote / WFH Duration: 3 months initially Start Date: ASAP Role We are recruiting an experienced AI Engineer / AI Developer to join our client 's team on an initial 3 month contract, supporting the development and delivery of AI-powered applications, agents and business process automation solutions. Working alongside a technical lead, you will take a hands-on role in building, integrating, testing and deploying AI solutions using Microsoft Foundry (formerly Azure AI Foundry). This opportunity will best suit a hands-on AI Engineer, AI Developer, Technical Consultant or Automation Specialist with practical experience building and implementing AI solutions. You will combine strong technical delivery skills with the ability to understand business requirements and translate them into...
Outside Spy
Oct 29, 2026
Duration not stated
Senior Agentic AI Developer at Emporia Consulting Group Limited, City of London, £Contract Rate
Outside Spy City of London, London, UK
A leading business is hiring a Agentic AI Developer. Hybrid position. 12-month rolling contract, paying up to £1000 per day, depending on experience. Experience and skills required for the Agentic AI Engineer, Agentic AI Developer, Python Fluency with modern ML toolchains (PyTorch/JAX, agentic frameworks, MCP). Experience with AI agent ecosystems using frameworks such as LangChain, AutoGen, CrewAI, and Semantic Kernel. Solid software-engineering fundamentals - tested, documented, maintainable Python Familiarity with libraries such as TensorFlow, PyTorch, LangChain, or Ray is a plus. Exposure to Knowledge Graphs (Neo4j / RDF / graph-based enrichment or retrieval). Experience with either Docker, Kubernetes, cloud (AWS / Azure) Experience integrating LLM APIs (OpenAI or similar), with prompt design and orchestration. Hands-on experience training and deploying learned policies for complex behaviours in robots or simulated characters is a bonus Ability to write...
Outside Spy
Oct 29, 2026
up to 6 Months
Sofware Engineer (Python) at Sustain Recruit, Essex, 3 Months, £500 per day
£500 per day
Outside Spy Essex, UK
SC Cleared Python Developer - Defence & Aerospace £500 per day (Outside IR35) | 3-month contract, potential extension | Hybrid, Essex | Immediate Start We are seeking 1-2 experienced Python Developers for an urgent project within the defence and aerospace sector. This is an excellent opportunity to contribute to a technically challenging project involving defence cloud environments, automation, tooling and modern DevOps practices. Current Security Check (SC) clearance is essential. Candidates must already hold valid SC clearance. Key Responsibilities Develop and maintain Python software for integration into a defence cloud environment. Contribute to projects across Data & AI, Automation & Tooling, and DevOps & Infrastructure. Support the development of automated tools, workflows and deployment pipelines. Work with modern development and code-quality tools to support reliable, maintainable software. Collaborate with...
Outside Spy
Oct 29, 2026
Duration not stated
Senior Technical Business Analyst (Contractors Outside IR35) - FINTECH / LONDON | London, UK at Adaptive Financial Consulting, London, £Contract Rate
Outside Spy London, UK
WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. Our clients include the world's leading investment banks, investment managers, fintechs and capital market service providers. With a global reach with offices in London, New York, Manila, Barcelona and Montreal, we have a proven track record of delivering powerful, elegant and intuitive trading technology solutions. We are now looking for Technical Business Analyst services on an exciting project! THE INDIVIDUAL/S PROVIDING THE SERVICES WILL HAVE THE FOLLOWING EXPERIENCE: • Experience in QA, Software Engineering (ideally a senior Java developer), Technical Business Analysis, or another highly technical product environment •...
Outside Spy
Oct 29, 2026
Duration not stated
Python Developer at Sustain Recruit, Essex, £500 per day
£500 per day
Outside Spy Essex, UK
SC Cleared Python Developer - Defence & Aerospace £500 per day (Outside IR35) | 3-month contract, potential extension | Hybrid, Essex | Immediate Start We are seeking 1 -2 experienced Python Developers for an urgent project within the defence and aerospace sector. This is an excellent opportunity to contribute to a technically challenging project involving defence cloud environments, automation, tooling and modern DevOps practices. Current Security Check (SC) clearance is essential. Candidates must already hold valid SC clearance. Key Responsibilities Develop and maintain Python software for integration into a defence cloud environment. Contribute to projects across Data & AI, Automation & Tooling, and DevOps & Infrastructure. Support the development of automated tools, workflows and deployment pipelines. Work with modern development and code-quality tools to support reliable, maintainable software. Collaborate...
Outside Spy
Oct 28, 2026
Duration not stated
Android Developer at Fuel Recruitment Limited, Cheltenham, £500 to £550 per Day
£500 - £550 per day
Outside Spy Cheltenham, UK
We are currently looking for an Android Developer to work with one of our clients in the defence sector. As an Android Developer, you'll design and build applications which address real world challenges. You'll be central in the whole software pipeline, from presenting new ideas to the customer, to writing the code, to deploying onto customer systems. The team within which you will work is highly collaborative and supportive. Your work may include Develop reliable applications in Kotlin Jetpack Compose for Android, with the potential to branch out into Kotlin Multi-Platform. These applications focus on a range of user experiences, including Real Time device data, mapping, and offline functionality. Design and implement Back End solutions using either Rust or Go, ensuring robustness and scalability (g. writing web APIs, AWS and Azure solutions, IoT integrations). Utilise GIT for version control, ensuring efficient code management and collaboration. Implement and maintain...
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