development and delivery of high-quality solutions within Salesforce Marketing Cloud. The Senior Developer will take responsibility for designing, implementing and improving platform capabilities, supporting marketing automation, personalisation and data-driven engagement activities across the institution.The role also contributes to development standards, technical leadership and continuous improvement across the wider Digital Services team.Key Responsibilities:- Design, build and maintain scalable … such as AmpScript, SQL, JavaScript, HTML and API integrations.- Lead coding standards, testing approaches and quality assurance practices to ensure robust and maintainable solutions.- Collaborate with colleagues across technology, data, and marketing to translate user and business requirements into effective technical solutions.- Manage datastructures and workflows, ensuring effective segmentation, automation and analytics.- Support operational stability, including … within Salesforce Marketing Cloud.- Proficiency in programming and scripting relevant to the platform (e.g., AmpScript, SQL, JavaScript, HTML/CSS).- Demonstrated ability to design and implement integrations and data flows.- Understanding of software design principles, testing methods and secure coding practices.- Ability to analyse requirements and translate them into technical solutions.- Clear and confident communication skills, capable of More ❯
Buckinghamshire, United Kingdom Hybrid / WFH Options
Pertemps Contracts
development and delivery of high-quality solutions within Salesforce Marketing Cloud. The Senior Developer will take responsibility for designing, implementing and improving platform capabilities, supporting marketing automation, personalisation and data-driven engagement activities across the institution. The role also contributes to development standards, technical leadership and continuous improvement across the wider Digital Services team. Key Responsibilities: - Design, build and … such as AmpScript, SQL, JavaScript, HTML and API integrations. - Lead coding standards, testing approaches and quality assurance practices to ensure robust and maintainable solutions. - Collaborate with colleagues across technology, data, and marketing to translate user and business requirements into effective technical solutions. - Manage datastructures and workflows, ensuring effective segmentation, automation and analytics. - Support operational stability, including … within Salesforce Marketing Cloud. - Proficiency in programming and scripting relevant to the platform (e.g., AmpScript, SQL, JavaScript, HTML/CSS). - Demonstrated ability to design and implement integrations and data flows. - Understanding of software design principles, testing methods and secure coding practices. - Ability to analyse requirements and translate them into technical solutions. - Clear and confident communication skills, capable of More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Sanderson Government & Defence
orchestration consultancy working at the forefront of public-sector modernisation. This fast-growing company delivers secure, cloud-native software solutions that transform how government and national security organisations manage data, automate processes, and deliver critical services. They’re now looking for Full Stack Developers (from early-career engineers to experienced senior developers) to join their expanding delivery team. You … a strong focus on scalability and resilience Work with modern technologies including Kubernetes , AWS , and Azure Contribute to workflow and orchestration solutions using Camunda and BPMN Design and optimise datastructures and queries in PostgreSQL and MongoDB Collaborate closely with business consultants, product owners, and architects to translate complex requirements into elegant, secure software solutions Support the implementation More ❯
orchestration consultancy working at the forefront of public-sector modernisation. This fast-growing company delivers secure, cloud-native software solutions that transform how government and national security organisations manage data, automate processes, and deliver critical services. They’re now looking for Full Stack Developers (from early-career engineers to experienced senior developers) to join their expanding delivery team. You … a strong focus on scalability and resilience Work with modern technologies including Kubernetes , AWS , and Azure Contribute to workflow and orchestration solutions using Camunda and BPMN Design and optimise datastructures and queries in PostgreSQL and MongoDB Collaborate closely with business consultants, product owners, and architects to translate complex requirements into elegant, secure software solutions Support the implementation More ❯
london, south east england, united kingdom Hybrid / WFH Options
Sanderson Government & Defence
orchestration consultancy working at the forefront of public-sector modernisation. This fast-growing company delivers secure, cloud-native software solutions that transform how government and national security organisations manage data, automate processes, and deliver critical services. They’re now looking for Full Stack Developers (from early-career engineers to experienced senior developers) to join their expanding delivery team. You … a strong focus on scalability and resilience Work with modern technologies including Kubernetes , AWS , and Azure Contribute to workflow and orchestration solutions using Camunda and BPMN Design and optimise datastructures and queries in PostgreSQL and MongoDB Collaborate closely with business consultants, product owners, and architects to translate complex requirements into elegant, secure software solutions Support the implementation More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Sanderson Government & Defence
orchestration consultancy working at the forefront of public-sector modernisation. This fast-growing company delivers secure, cloud-native software solutions that transform how government and national security organisations manage data, automate processes, and deliver critical services. They’re now looking for Full Stack Developers (from early-career engineers to experienced senior developers) to join their expanding delivery team. You … a strong focus on scalability and resilience Work with modern technologies including Kubernetes , AWS , and Azure Contribute to workflow and orchestration solutions using Camunda and BPMN Design and optimise datastructures and queries in PostgreSQL and MongoDB Collaborate closely with business consultants, product owners, and architects to translate complex requirements into elegant, secure software solutions Support the implementation More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Sanderson Government & Defence
orchestration consultancy working at the forefront of public-sector modernisation. This fast-growing company delivers secure, cloud-native software solutions that transform how government and national security organisations manage data, automate processes, and deliver critical services. They’re now looking for Full Stack Developers (from early-career engineers to experienced senior developers) to join their expanding delivery team. You … a strong focus on scalability and resilience Work with modern technologies including Kubernetes , AWS , and Azure Contribute to workflow and orchestration solutions using Camunda and BPMN Design and optimise datastructures and queries in PostgreSQL and MongoDB Collaborate closely with business consultants, product owners, and architects to translate complex requirements into elegant, secure software solutions Support the implementation More ❯
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Client Server Ltd
focussed Software Engineer with strong technical leadership skills. As a Lead Software Engineer you'll design and implement the logic behind core applications, build APIs, and microservices that handle data processing, business rules and third-party integrations and oversee the configuration and upkeep of secure, reliable server environments. You'll work closely with internal teams and customers to gather … development lifecycle You're a technologist who enjoys collaborating and problem solving, working on complex, distributed systems You have a thorough understanding of Computer Science fundamentals such as OOP, DataStructures, Design Patterns, Algorithms You're excited to join a scaling company in a role that you can shape and influence What's in it for you: Salary More ❯
is a travel-focused ad tech platform built for scale, precision, and impact. Following our recent Series A funding round, we're evolving from a digital consultancy into a data-driven advertising platform that sits at the intersection of travel intelligence and multi-channel media execution. We ingest second-party data from leading travel companies-OTAs, airlines, and … metasearch platforms-segment audiences using multiple criteria across all our data partners, then syndicate those audiences across every major advertising platform. Wherever our clients' travellers are, we have a way of reaching them. We're building toward an "agentic advertising" future where AI-driven automation handles execution with expert human-in-the-loop decision making. This is an opportunity … just push buttons. Responsibilities Execute and optimise paid media campaigns across Meta Ads, Google Ads (Search, Display, YouTube), TikTok, and DV360 Build, troubleshoot, and manage custom audience segments using data from multiple partners with varying taxonomies and datastructures Monitor campaign pacing, delivery, and performance against client KPIs (ROAS, CPA, CAC, LTV) Identify opportunities to scale budgets More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Client Server
a rapidly expanding scale-up software house that is developing a highly complex network cyber security platform; the platform monitors network protocols in real-time, parses the commands and datastructures to extract key metadata which is then analysed by in-house algorithms and allows customers to detect hackers, malware, data leakage and other malicious activity. As More ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
a rapidly expanding scale-up software house that is developing a highly complex network cyber security platform; the platform monitors network protocols in real-time, parses the commands and datastructures to extract key metadata which is then analysed by in-house algorithms and allows customers to detect hackers, malware, data leakage and other malicious activity. As More ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
a rapidly expanding scale-up software house that is developing a highly complex network cyber security platform; the platform monitors network protocols in real-time, parses the commands and datastructures to extract key metadata which is then analysed by in-house algorithms and allows customers to detect hackers, malware, data leakage and other malicious activity. As More ❯
quantitative development, algorithmic trading, or market making . Understanding of derivatives and digital asset markets (perpetual futures experience is a plus). Familiarity with off heap memory, lock free datastructures, and concurrency concepts. Strong analytical and problem solving skills; comfortable in fast paced trading environments. Seniority Level Mid Senior level Employment Type Full time Job Function Engineering More ❯
language such as C++ or Java; Relational databases including Structured Query Language (SQL); Latex as used to produce formal and version-controlled documents with equations and tables; working with datastructures and algorithms; identifying bugs and design errors in code snippets; advanced mathematics including probability theory, partial differential equations, and statistics; and numerical techniques including finite differences, Monte More ❯
Science, Mathematics, Physics, Engineering, or a similar field 5+ years of hands-on experience developing Java applications in a financial services environment (Java 21) Excellent knowledge in algorithms and datastructures, object-oriented design, and microservices architecture (This will be tested) Proven record of complex software delivery in the Interest Rates domain Excellent Java 21, Spring Boot, strong More ❯
Science, Mathematics, Physics, Engineering, or a similar field 5+ years of hands-on experience developing Java applications in a financial services environment (Java 21) Excellent knowledge in algorithms and datastructures, object-oriented design, and microservices architecture (This will be tested) Proven record of complex software delivery in the Interest Rates domain Excellent Java 21, Spring Boot, strong More ❯
Science, Mathematics, Physics, Engineering, or a similar field 5+ years of hands-on experience developing Java applications in a financial services environment (Java 21) Excellent knowledge in algorithms and datastructures, object-oriented design, and microservices architecture (This will be tested) Proven record of complex software delivery in the Interest Rates domain Excellent Java 21, Spring Boot, strong More ❯
Science, Mathematics, Physics, Engineering, or a similar field 5+ years of hands-on experience developing Java applications in a financial services environment (Java 21) Excellent knowledge in algorithms and datastructures, object-oriented design, and microservices architecture (This will be tested) Proven record of complex software delivery in the Interest Rates domain Excellent Java 21, Spring Boot, strong More ❯
london (city of london), south east england, united kingdom
Harrington Starr
Science, Mathematics, Physics, Engineering, or a similar field 5+ years of hands-on experience developing Java applications in a financial services environment (Java 21) Excellent knowledge in algorithms and datastructures, object-oriented design, and microservices architecture (This will be tested) Proven record of complex software delivery in the Interest Rates domain Excellent Java 21, Spring Boot, strong More ❯
St Albans, England, United Kingdom Hybrid / WFH Options
Client Server
have JavaScript experience, combined with Angular or React You have experience with AWS and microservices You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, DataStructures, Algorithms You enjoy collaborating, learning new things and sharing knowledge You are degree educated in Computer Science or closely related discipline Apply now to find out more More ❯
experience in a technical, partner-facing role with a strong customer focus. Experience coding in one or more general purpose languages (e.g., Python, Java, Go, C or C++) including datastructures, algorithms, and software design. Deep expertise with RESTful APIs, including integration, troubleshooting, and debugging. Coding skills required. Experience with Shopping APIs is a huge plus! Proficiency in More ❯
st albans, east anglia, united kingdom Hybrid / WFH Options
Client Server
have JavaScript experience, combined with Angular or React You have experience with AWS and microservices You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, DataStructures, Algorithms You enjoy collaborating, learning new things and sharing knowledge You are degree educated in Computer Science or closely related discipline Apply now to find out more More ❯
St. Albans, Hertfordshire, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
have JavaScript experience, combined with Angular or React You have experience with AWS and microservices You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, DataStructures, Algorithms You enjoy collaborating, learning new things and sharing knowledge You are degree educated in Computer Science or closely related discipline What's in it for you More ❯
watford, hertfordshire, east anglia, united kingdom Hybrid / WFH Options
Client Server
have JavaScript experience, combined with Angular or React You have experience with AWS and microservices You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, DataStructures, Algorithms You enjoy collaborating, learning new things and sharing knowledge You are degree educated in Computer Science or closely related discipline Apply now to find out more More ❯
Angular. Experience deploying software to at least one of the leading cloud computing platforms (i.e., GCP, AWS, Azure) Understanding of SQL and NoSQL databases Proficiency in object-oriented programming , datastructures , algorithms and web application development . More ❯