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33 etrm software developer jobs found

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Outside Spy
Oct 16, 2026
Duration not stated
ETRM Software Developer - Allegro Horizon at TALENT INTERNATIONAL UK LTD, Multiple Locations, £Contract Rate
Outside Spy United Kingdom
Job Description: Our client, a leading global technology consulting firm in the Energy & 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...
Outside Spy
Oct 07, 2026
Duration not stated
ETRM Software Developer - Allegro Horizon at TALENT INTERNATIONAL UK LTD, Multiple Locations, £Contract Rate
Outside Spy 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...
Outside Spy
Oct 07, 2026
Duration not stated
ETRM Software Developer - Allegro Horizon at Talent International, London, £Contract Rate
Outside Spy London, UK
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 life cycle, 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...
Outside Spy
Oct 12, 2026
Duration not stated
Senior Allegro ETRM Developer- C#/.NET at eFinancialCareers, London, £Competitive Rate
Outside Spy London, UK
Senior Allegro ETRM Developer - C#/.NET A leading energy trading organisation is looking for an experienced Allegro ETRM Developer to join their technology team on a long-term contract. The role will focus on designing, developing and supporting solutions across the Allegro ETRM platform , working closely with technical and business stakeholders to deliver solutions for complex energy trading requirements. Key Responsibilities Design and deliver solutions across the Allegro ETRM platform . Own the full software development lifecycle, from requirements and solution design through to deployment, support and continuous improvement. Work closely with Product Owners, Business Analysts and stakeholders to translate business requirements into technical solutions. Develop and support enterprise applications using C# and .NET . Follow strong software engineering practices around testing, version control, code quality and secure development....
Outside Spy
Oct 12, 2026
6 Months or more
Senior .NET Integration Developer | Commodities & Shipping Technology | Hybrid Working at Ink Search, London, 12 Months, £850 per day
£850 per day
Outside Spy London, UK
Senior .NET Integration Developer Outside IR35 Contract | Commodities & Shipping Technology | Hybrid Working We're recruiting for an experienced Senior .NET Integration Developer to join a major technology transformation programme within a global commodities organisation. This is a fantastic opportunity to play a key role in the modernisation of a Voyage Management System platform and deliver a suite of critical integrations across trading, finance and operational systems. You'll be responsible for designing, developing and supporting enterprise-grade integrations, working closely with Product Owners, Business Analysts, Architects and delivery teams in a fast-paced Agile environment. Key Responsibilities Design and develop integrations between a Voyage Management platform and multiple enterprise applications. Build scalable services using C#, .NET, REST APIs, JSON and XML . Develop robust solutions with strong error handling,...
Outside Spy
Oct 09, 2026
Duration not stated
Senior Allegro ETRM Developer- C#/.NET at eFinancialCareers, London, £Competitive Rate
Outside Spy London, UK
Senior Allegro ETRM Developer - C#/.NET A leading energy trading organisation is looking for an experienced Allegro ETRM Developer to join their technology team on a long-term contract. The role will focus on designing, developing and supporting solutions across the Allegro ETRM platform , working closely with technical and business stakeholders to deliver solutions for complex energy trading requirements. Key Responsibilities Design and deliver solutions across the Allegro ETRM platform . Own the full software development lifecycle, from requirements and solution design through to deployment, support and continuous improvement. Work closely with Product Owners, Business Analysts and stakeholders to translate business requirements into technical solutions. Develop and support enterprise applications using C# and .NET . Follow strong software engineering practices around testing, version control, code quality and secure development....
Outside Spy
Oct 06, 2026
Duration not stated
Senior Allegro ETRM Developer- C#/.NET at eFinancialCareers, London, £Competitive Rate
Outside Spy London, UK
Senior Allegro ETRM Developer - C#/.NET A leading energy trading organisation is looking for an experienced Allegro ETRM Developer to join their technology team on a long-term contract. The role will focus on designing, developing and supporting solutions across the Allegro ETRM platform , working closely with technical and business stakeholders to deliver solutions for complex energy trading requirements. Key Responsibilities Design and deliver solutions across the Allegro ETRM platform . Own the full software development lifecycle, from requirements and solution design through to deployment, support and continuous improvement. Work closely with Product Owners, Business Analysts and stakeholders to translate business requirements into technical solutions. Develop and support enterprise applications using C# and .NET . Follow strong software engineering practices around testing, version control, code quality and secure development....
Outside Spy
Oct 06, 2026
Duration not stated
Senior Allegro ETRM Developer- C#/.NET | London, UK at Hunter Bond, London, £Up-£600 per day
£Up - £600 per day
Outside Spy London, UK
Senior Allegro ETRM Developer – C#/.NET A leading energy trading organisation is looking for an experiencedAllegro ETRM Developer to join their technology team on a long-term contract. The role will focus on designing, developing and supporting solutions across theAllegro ETRM platform , working closely with technical and business stakeholders to deliver solutions for complex energy trading requirements. Key Responsibilities • Design and deliver solutions across theAllegro ETRM platform . • Own the full software development lifecycle, from requirements and solution design through to deployment, support and continuous improvement. • Work closely with Product Owners, Business Analysts and stakeholders to translate business requirements into technical solutions. • Develop and support enterprise applications usingC# and .NET . • Follow strong software engineering practices around testing, version control, code quality and secure development. •...
Outside Spy
Oct 16, 2026
Duration not stated
Senior Java Developer – London – Fintech at Adaptive Financial Consulting Ltd, Multiple Locations, £Contract Rate
Outside Spy United Kingdom
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, Barcelona, Montreal and Manila, we have a proven track record delivering powerful, elegant and intuitive trading technology solutions. You'll join a talented team and take on exciting, technically challenging projects. YOU ARE: A JVM lover who really enjoys working with the latest technologies and design patterns Eager to solve complex technical challenges, especially in cloud-based environments and event driven architecture patterns Someone looking to work in...
Outside Spy
Oct 16, 2026
Duration not stated
Python Django developer at Cathcart Technology, Edinburgh, £Contract Rate
Outside Spy Edinburgh, UK
Python Developer - 3 months - Outside IR35 Python Developer required by a leading tech company for an initial 3-month contract. It's fully remote, outside IR35, and will likely extend long-term due to the amount of work they have in the pipeline. The Role: You will be part of a rapidly growing software team helping to deliver their leading analytics application that is being used to help drive critic click apply for full job details
Outside Spy
Oct 15, 2026
Duration not stated
Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract at Owen Thomas | B Corp™, United Kingdom, £500-£600+ per day
£500 - £600+ per day
Outside Spy Remote (United Kingdom)
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 team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions. It’s well suited to an experienced contractor who enjoys owning complex technical challenges, working...
Outside Spy
Oct 15, 2026
Duration not stated
Senior Java Developer – London – Fintech 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, Barcelona, Montreal and Manila, we have a proven track record delivering powerful, elegant and intuitive trading technology solutions. We are expanding our product capability and looking for talented individuals to help build transformational capital markets products including: Aeron - our flagship high-performance messaging infrastructure. Hydra - our developer framework for accelerating the development and delivery of trading systems. Artio - our market-leading...
Outside Spy
Oct 15, 2026
Duration not stated
Senior Java Developer – London – Fintech 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, Barcelona, Montreal and Manila, we have a proven track record delivering powerful, elegant and intuitive trading technology solutions. We are expanding our product capability and looking for talented individuals to help build transformational capital markets products including: Aeron - our flagship high-performance messaging infrastructure. Hydra - our developer framework for accelerating the development and delivery of trading systems....
Outside Spy
Oct 14, 2026
Duration not stated
Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract at Owen Thomas | B Corp™, United Kingdom, £500-£600+ per day
£500 - £600+ per day
Outside Spy Remote (United Kingdom)
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 team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions. It’s well suited to an experienced contractor who enjoys owning complex technical challenges, working...
Outside Spy
Oct 14, 2026
Duration not stated
Python Django developer at Cathcart Technology, Edinburgh, £Contract Rate
Outside Spy Edinburgh, UK
Python Developer - 3 months - Outside IR35 Python Developer required by a leading tech company for an initial 3-month contract. It's fully remote, outside IR35, and will likely extend long-term due to the amount of work they have in the pipeline. The Role: You will be part of a rapidly growing software team helping to deliver their leading analytics application that is being used to help drive critic click apply for full job details
Outside Spy
Oct 14, 2026
Duration not stated
C# Developer/£750/day | Outside IR35 | 12 month+ | Largely Remote/London at CipherTek Recruitment, London, £600-£775 per day
£600 - £775 per day
Outside Spy Remote (London, UK)
Senior C# Developer - Investment Banking £750/day | Outside IR35 | 12-month rolling contract | Largely Remote If you're a strong C# engineer with genuine Event Sourcing experience and interested in a long term banking project, get in touch I'm working with a leading investment bank looking for a strong Senior C# Developer to join a long-term project building and enhancing a large-scale Structured Notes platform. This is a hands-on engineering role with approximately 80% Back End C#/20% Front End, working on complex, distributed systems. The role: You'll be working across a modern .NET platform, designing and developing scalable Back End services while contributing to the Angular Front End where required. The environment involves large-scale distributed systems, asynchronous processing, Multithreading and event-driven architecture. Core technical requirements: Excellent C#/.NET development experience Strong .NET 8 knowledge Previous commercial Event...
Outside Spy
Oct 13, 2026
Duration not stated
Angular Developer at Cathcart Technology, Edinburgh, £Contract Rate
Outside Spy Edinburgh, UK
Angular Developer - 3 Months - Outside IR35 Angular Developer required on a contract by our client in Bath. Initial 3 months, outside IR35, hybrid or fully remote, with a strong chance of long-term extension. Your new role You'll join a fast-growing software team building a leading analytics application used to support critical decision-making, drawing on intelligence about humanity and its use around the world. It's tech for good, you could say. You'll focus on the front end, building maintainable, accessible Angular interfaces that sit on top of their proprietary service. It's an urgent, high-priority project, so they want someone who will roll their sleeves up and pick up their tooling quickly. You'll need Strong Angular and TypeScript experience in production, including components, routing, forms, dependency injection, RxJS and state management Solid HTML and CSS skills, with responsive layouts and practical web accessibility standards Experience integrating with...
Outside Spy
Oct 13, 2026
Duration not stated
Python Django Developer at Cathcart Technology, Edinburgh, £Contract Rate
Outside Spy Edinburgh, UK
Python Developer - 3 Months - Outside IR35 Python Developer required by a leading tech company for an initial 3-month contract. It's fully remote, outside IR35, and will likely extend long-term due to the amount of work they have in the pipeline. The Role: You will be part of a rapidly growing software team helping to deliver their leading analytics application that is being used to help drive critical decision-making from gathering large amounts of intelligence on humanity and its use around the world - tech for good, you could say! As a Python Developer, you will be responsible for various tasks, mainly focusing on writing Python code to process and load data into the client's proprietary service. The main tools you will be using day to day are: ** Python ** Django ** APIs ** Docker ** AWS You: Our customer is looking for someone well-versed with the above tools/technologies, and they need someone who has a strong understanding of Python and is willing to roll...
Outside Spy
Oct 13, 2026
Duration not stated
Software Engineer – Fullstack, DV Cleared, Outside IR35 at Bangura Solutions, Greater Bristol Area, £Contract Rate
Outside Spy Greater Bristol Area, United Kingdom
Long-term Fullstack (Java) Developer role available for a UKIC DV Cleared individual. Working on a secure programme, this will be a broad development role that will give you an opportunity to develop cutting edge web applications – frontend (Vue/React or Angular) and backend (Core Java). Suited candidates will have a deep experience in developing, integrating, and maintaining secure web applications. You will have good version control, code reviews, and secure development practices, having worked within an Agile environment. You will also have good experience with Linux based environments. Any experience of MongoDB, GitLab, CI/CD, Docker, AWS, microservices or cloud-native development would be advantageous. For candidates without this experience, this contract role will offer the opportunity to build on these skills. This role requires a self-starting Java Developer who can hit the ground running and who thrives in consistent learning, picking up enhanced software...
Outside Spy
Oct 13, 2026
Duration not stated
Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract at Owen Thomas | B Corp™, United Kingdom, £500-£600+ per day
£500 - £600+ per day
Outside Spy Remote (United Kingdom)
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 team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions. It’s well suited to an experienced contractor who enjoys owning complex technical challenges, working...
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