60 test solution architect jobs found

Senior C# Engineer - Agentic Workflows & Native AI Engineering, .Net 8/9, AWS (Lambda, SQS) – OUTSIDE IR35 Reporting to the Director of Engineering, this is a genuinely outstanding contract opportunity for a rockstar Senior C# Engineer to lead the development of a greenfield SaaS product . We’re looking for a ‘best of breed’, deeply senior, technically hands-on engineer who thrives in complex problem spaces and fast-moving start-up & scale-up environments. You’ll need a genuinely Product Centric mindset and approach twinned with experience of AI-Native Engineering and Agentic Workflow . Skills We’re Looking For: Senior–Staff-level backend engineer with deep, current expertise in C# and .NET Core 8/9 , capable of architecting and leading the design of distributed REST API microservices at scale. Authority in AWS serverless architecture; Lambda-first, with strong working knowledge of API Gateway, SQS, Step Functions, EventBridge and IAM,...

Senior C# Engineer - Agentic Workflows & Native AI Engineering, .Net 8/9, AWS (Lambda, SQS) – OUTSIDE IR35 Reporting to the Director of Engineering, this is a genuinely outstanding contract opportunity for a rockstar Senior C# Engineer to lead the development of a greenfield SaaS product . We’re looking for a ‘best of breed’, deeply senior, technically hands‑on engineer who thrives in complex problem spaces and fast-moving start-up & scale-up environments. You’ll need a genuinely Product Centric mindset and approach twinned with experience of AI‑Native Engineering and Agentic Workflow . Skills We’re Looking For: Senior–Staff‑level backend engineer with deep, current expertise in C# and .NET Core 8/9 , capable of architecting and leading the design of distributed REST API microservices at scale. Authority in AWS serverless architecture; Lambda‑first, with strong working knowledge of API Gateway, SQS, Step Functions, EventBridge and IAM, and...

Senior C# Engineer - Agentic Workflows & Native AI Engineering, .NET 8/9, AWS (Lambda, SQS) - OUTSIDE IR35 Reporting to the Director of Engineering, this is a genuinely outstanding contract opportunity for a rockstar Senior C# Engineer to lead the development of a greenfield SaaS product . We're looking for a best of breed', deeply senior, technically hands-on engineer who thrives in complex problem spaces and fast-moving start-up & scale-up environments. You'll need a genuinely Product Centric mindset and approach twinned with experience of AI-Native Engineering and Agentic Workflow . Skills We're Looking For: Senior-Staff-level Back End engineer with deep, current expertise in C# and .NET Core 8/9 , capable of architecting and leading the design of distributed REST API microservices at scale. Authority in AWS serverless architecture; Lambda-first, with strong working knowledge of API Gateway, SQS, Step Functions, EventBridge and IAM, and a...

A Salesforce Solution Architect is required to support a large‑scale CRM transformation programme for an exciting professional services client. This is an opportunity to take a complex, legacy‑integrated estate and evolve it into a well‑governed, scalable target architecture. The role will focus on end‑to‑end solution design across Salesforce and connected platforms, supporting delivery teams through build, release and migration, while ensuring architectural coherence, data integrity and operational resilience ahead of a 2026 legacy exit. Responsibilities Define Salesforce‑led target architectures across business processes, data, integrations and release management. Own solution design for Salesforce capabilities, working closely with delivery teams throughout build and release cycles. Provide architectural assurance, challenge designs constructively, and unblock delivery risks. Collaborate with business, technology, data and integration teams to align solutions...

For this vacancy, we require senior .Net Engineers with experience working on AWS, and building advanced agentic workflows. Competitive day rates, outside IR35, fully remote. Reapit – Who are we? Reapit is the original end-to-end business technology provider for estate agencies of all sizes. We’ve been helping sales and lettings agents build relationships and grow their businesses for more than 25 years. Our technology empowers property professionals across Europe, the Middle East, Australia, and New Zealand to work with buyers, sellers, tenants, and landlords to deliver a dream home experience. Worldwide, over 100,000 agents across more than 15,000 branches use Reapit to run their businesses, manage properties, collect rent, engage clients, and provide outstanding customer service every time. What you’ll be doing Reporting to the Director of Engineering, you’ll operate as a highly senior, technically hands-on backend engineer, embedded into a squad and owning...

Principal C# Backend Engineer - .Net 8/9, AWS (Lambda, SQS), Agentic Workflows (Claude Code), MySQL – OUTSIDE IR35 Reporting to the Director of Engineering, this is a genuinely outstanding contract opportunity for a rockstar Principal C# Engineer to lead the development of a greenfield SaaS product . We’re looking for a ‘best of breed’, deeply senior, technically hands‑on engineer who thrives in complex problem spaces and fast-moving start-up & scale-up environments. You’ll need a genuinely Product Centric mindset and approach twinned with experience of AI‑Native Engineering and Agentic Workflow . Skills We’re Looking For: Senior–Staff‑level backend engineer with deep, current expertise in C# and .NET Core 8/9 , capable of architecting and leading the design of distributed REST API microservices at scale. Authority in AWS serverless architecture; Lambda‑first, with strong working knowledge of API Gateway, SQS, Step Functions, EventBridge and...

Principal Full Stack Engineer – TypeScript, React, Node, Agentic Workflow (Claude Code), AWS, Forward Deployed, AI‑Native Engineering – OUTSIDE IR35 Reporting to the Director of Engineering, this is a genuinely outstanding contract opportunity for a rockstar Principal Engineer to lead the development of a greenfield SaaS product . We’re looking for a ‘best of breed’, deeply senior, technically hands‑on engineer who thrives in complex problem spaces and fast-moving start-up & scale-up environments. You’ll need a genuinely Product Centric mindset and approach twinned with experience of AI‑Native Engineering and Agentic Workflow . You’ll be embedded into a product squad, frequently working Forward Deployed ; sitting shoulder‑to‑shoulder with clients to understand their workflows, shape solutions in real time, and ship production-grade software that transforms how they operate. You’ll own outcomes end‑to‑end across the stack, setting the technical bar for...

E2E Network Solution Architect - Telecommunications Sector Location: Hybrid (Berkshire) Rate: £525 per day (Outside IR35) Duration: 3 months rolling Role Overview We are seeking an experienced End-to-End (E2E) Network Solution Architect to join a major telecommunications client, leading the design and delivery of complex network and IT solutions. This role sits within Network Strategy and Transformation and is critical in ensuring business requirements are translated into scalable, compliant, and robust technical solutions across both Network and IT domains. You will take ownership of end-to-end solution architecture across major initiatives, working closely with cross-functional teams to deliver high-quality outcomes aligned with strategic objectives. Key Responsibilities Lead E2E technical solutions from initial scoping through to delivery, ensuring alignment with business and technology strategies Drive pre-project technical activities (eg bids,...

Principal C# Backend Engineer - .NET 8/9, AWS (Lambda, SQS), Agentic Workflows (Claude Code), MySQL - OUTSIDE IR35 Reporting to the Director of Engineering, this is a genuinely outstanding contract opportunity for a rockstar Principal C# Engineer to lead the development of a greenfield SaaS product . We're looking for a best of breed', deeply senior, technically hands-on engineer who thrives in complex problem spaces and fast-moving start-up & scale-up environments. You'll need a genuinely Product Centric mindset and approach twinned with experience of AI-Native Engineering and Agentic Workflow . Skills We're Looking For: Senior-Staff-level Back End engineer with deep, current expertise in C# and .NET Core 8/9 , capable of architecting and leading the design of distributed REST API microservices at scale. Authority in AWS serverless architecture; Lambda-first, with strong working knowledge of API Gateway, SQS, Step Functions, EventBridge and IAM,...

Principal Full Stack Engineer - TypeScript, React, Node, Agentic Workflow (Claude Code), AWS, Forward Deployed, AI-Native Engineering - OUTSIDE IR35 Reporting to the Director of Engineering, this is a genuinely outstanding contract opportunity for a rockstar Principal Engineer to lead the development of a greenfield SaaS product . We're looking for a best of breed', deeply senior, technically hands-on engineer who thrives in complex problem spaces and fast-moving start-up & scale-up environments. You'll need a genuinely Product Centric mindset and approach twinned with experience of AI-Native Engineering and Agentic Workflow . You'll be Embedded into a product squad, frequently working Forward Deployed ; sitting shoulder-to-shoulder with clients to understand their workflows, shape solutions in Real Time, and ship production-grade software that transforms how they operate. You'll own outcomes end-to-end across the stack, setting the technical bar for the...

E2E Network Solution Architect (Telecommunications) We are seeking an experienced End-to-End Network Solution Architect to lead the technical design and delivery of major network initiatives across Network and IT domains. This role is responsible for defining, governing, and assuring robust, scalable, and compliant E2E technical solutions , ensuring business requirements are translated into architectures fit for deployment in a complex telecoms environment. Key Responsibilities Lead end-to-end technical solution design from initial scoping through delivery, aligned to business and technology strategy Own E2E solution architecture for projects, bids, and pre-project engagements across Network and IT Secure architectural approval through cross-functional governance forums Diagnose and resolve complex technical issues across design, build, test, and deployment phases Produce and maintain E2E solution artefacts including Technology Requirement...

Solution Architect - Azure | Integration | Data | Java | Angular | Camunda London/Hybrid | Contract | £630 p/day outside IR35 Hiring now ! experienced Solution Architect to lead the design of a cloud-native, enterprise platform within a large-scale digital transformation programme . This is a hands-on architecture role with full ownership across application, data, integration and security , delivering a bespoke in-house solution in a complex, data-driven environment. Key Skills Solution Architect, Azure , Cloud Architecture, Integration Architecture , REST APIs, Event-Driven Architecture , Microservices, Data Modelling , SQL Server, PostgreSQL, Java , Angular , Camunda , BPM, Workflow, API Design, DevOps, CI/CD, Agile, TOGAF, UML, ArchiMate Responsibilities Lead end-to-end solution architecture (application, data, integration, security) Design cloud-native solutions on Microsoft Azure Define High-Level Design (HLD) and Low-Level...

- Lead the architecture, design and assurance of Fortinet SD-WAN solution - Produce, review and maintain HLDs, LLDs and associated technical documentation in line with customer architecture standards - Define and govern network patterns, reference architectures, and configuration baselines for routing, switching, segmentation and security - Ensure solutions meet security, compliance, performance and availability requirements - Support ITHC and penetration test remediation across network and security components - Oversee integration and assurance of network logging and visibility into SIEM/SOC platform - Guide Engineering, SOC and Operations teams in implementing architectural direction and resolving complex technical issues - Provide structured updates, design decisions, risks and progress reports to internal and external stakeholders - Minimum 4 days per week on-site (Farnborough) for the duration of the engagement - Deliver fully assured and validated network architectures that...

Contract Senior Solutions Architect - Northampton (with occasional office visits) 4 months contract with possible extension - Outside IR35  Azure, Banking, TOGAF,  We’re looking for a Senior Solutions Architect to take end-to-end ownership of solution design across a varied project portfolio. You’ll work from early-stage requirements through to delivery, shaping scalable solutions that align with business goals.   Core responsibilities for this Solution Architect role:   Translate business needs into technical solutions (working with BAs/PMO) Produce clear design documentation and present through governance forums Evaluate existing tools and introduce new technologies where needed Lead supplier assessment, system design, and integration Act as a key member of the Technical Design Authority and Change Advisory Board   Environment:   Microsoft-led (Azure, Office 365, SharePoint, Teams) Core banking platform on Oracle Multiple new initiatives at early stages, focus on...

ServiceNow Architect London (Hybrid) 6 Month Contract £600/day (Outside IR35) ServiceNow Architect needed with deep Telecoms domain experience including Telecommunications Service Management (TSM). 6 Month Contract based in London (Hybrid). Paying up to £600/day (Outside IR35). Start ASAP in May/June 2026. Hybrid Working - 2 days/week remote (WFH) + 3 days/week working from the office in London. Working with a global IT Consultancy supporting a Telecoms end client with a ServiceNow solutions project: ServiceNow Architect with strong Telecommunications Service Management (TSM) experience. Designing end-to-end solutions within the ServiceNow TSM module, including alignment with ITOM, ITIL, CMDB, CSDM standards. Platform Expertise: extensive experience with ServiceNow TSM, ITSM, and ITOM. Translating business requirements into technical blueprints + overseeing development teams to implement scalable, automated telecom operations, including...

ServiceNow Architect London (Hybrid) 6 Month Contract £600/day (Outside IR35) ServiceNow Architect needed with deep Telecoms domain experience including Telecommunications Service Management (TSM). 6 Month Contract based in London (Hybrid). Paying up to £600/day (Outside IR35). Start ASAP in May/June 2026. Hybrid Working - 2 days/week remote (WFH) + 3 days/week working from the office in London. Working with a global IT Consultancy supporting a Telecoms end client with a ServiceNow solutions project: ServiceNow Architect with strong Telecommunications Service Management (TSM) experience. Designing end-to-end solutions within the ServiceNow TSM module, including alignment with ITOM, ITIL, CMDB, CSDM standards. Platform Expertise: extensive experience with ServiceNow TSM, ITSM, and ITOM. Translating business requirements into technical blueprints + overseeing development teams to implement scalable, automated telecom operations, including network inventory,...

Proven Non-Functional Test (NFT) Lead with strong API and automation skills within an Asset Management environment required for a prestigious financial service client in London. Key skills required Proven experience leading and executing non-functional testing for large-scale transformation programmes. Strong hands-on expertise in performance, load, and volume testing, including tooling such as JMeter, LoadRunner, or K6. Demonstrable experience contributing to automation initiatives. Strong understanding of automation as an enabler of NFT, regression, and end-to-end quality, not as an end in itself. Confidence operating across strategy, assurance, and hands-on delivery depending on programme needs. The role will involve; Own and assurance You will lead the Non-Functional Test strategy for the organisation, covering performance, load, volume, scalability, resilience, and reliability. Define and manage non-functional requirements (NFRs) in collaboration...

ServiceNow Architect London (Hybrid) 6 Month Contract £600/day (Outside IR35) ServiceNow Architect needed with deep Telecoms domain experience including Telecommunications Service Management (TSM). 6 Month Contract based in London (Hybrid). Paying up to £600/day (Outside IR35). Start ASAP in May/June 2026. Hybrid Working - 2 days/week remote (WFH) + 3 days/week working from the office in London. Working with a global IT Consultancy supporting a Telecoms end client with a ServiceNow solutions project: ServiceNow Architect with strong Telecommunications Service Management (TSM) experience. Designing end-to-end solutions within the ServiceNow TSM module, including alignment with ITOM, ITIL, CMDB, CSDM standards. Platform Expertise: extensive experience with ServiceNow TSM, ITSM, and ITOM. Translating business requirements into technical blueprints + overseeing development teams to implement scalable, automated telecom operations, including network inventory, service...

Hybrid: 3 days in London Day Rate: 550 GBP/Day (Outside Overview : A ServiceNow Telecommunications Service Management (TSM) Architect designs and governs end-to-end solutions within the ServiceNow TSM module, aligning with ITOM, ITIL, and CMDB/CSDM standards. They translate business requirements into technical blueprints, overseeing development teams to implement scalable, automated telecom operations, including network inventory, service assurance, and OSS/BSS integrations. Key Responsibilities Architecture & Design: Define the technical roadmap, architecture, and design for TSM modules (service lifecycle management, order management, network inventory). Implementation & Integration: Architect complex integrations with BSS/OSS systems, using REST, SOAP, and IntegrationHub. Domain Expertise: Lead implementation of Telecom Network Inventory, Product Catalog, and Service Order Management. Governance & Mentorship: Guide developers, perform...

Security Architect - SC Cleared - Outside IR35 Location : London Length: Initial 6 Months Type : 1 day a week on-site Clearance : Active SC Clearance IR35: Outside Rate: £500 - £550 Contingency : Must be able to start within 1-2 weeks Sanderson G&D are seeking a Security Architect who will provide strategic cyber security advice and guidance to digital product teams, acting as a Close Support Partner to ensure Secure by Design principles are Embedded throughout the product development lifecycle. The role focuses on assurance, architecture guidance, and risk-based decision support, enabling secure delivery without owning build or operations. Key Responsibilities Attend regular project and design meetings to understand requirements and delivery milestones. Perform initial and iterative threat modelling for new features, integrations, and architectural changes. Advise on secure architecture design, including IAM, network segmentation, encryption, and...